MID128 Fault code – Volvo engine control units

By | 19/11/2018

Contents

Deciphering the diagnostic trouble codes of the MID128 Volvo engine control units

See also:

Volvo mid128 fault codes

Volvo logo

MID 128 PID 21

Parameter:

ICE fan speed

Fault:

FMI 3   The voltage on the contact of the engine EA6 EAU is higher than 65% of the battery voltage, short to positive, a broken power or ground wire, or a sensor fault on the fan. The fan rotates at maximum frequency, which causes high fuel consumption.

FMI 8   The engine block has detected extra pulses in the fan speed signal, the wiring is damaged or the wires are poorly insulated, the sensor on the fan is faulty, the fan is faulty. The fan rotates at maximum frequency, which causes high fuel consumption.

MID 128 PID 45

Parameter:

Preheating air

Fault:

FMI 3   The wire between the engine control unit from the contact EB31 and the relay K48 closes to a constant plus, the relay K48 is faulty. Starting the engine in cold weather is difficult. The code is active only if the ignition lock key is in the preheating position (between the ignition on position and the engine start position)

FMI 4   The wire between the engine control unit from the EB31 contact and the K48 relay is shorted to ground, the K48 preheating relay is defective. The air heater is permanently activated, as a result of overheating, the heating coil may be destroyed and parts of the coil may enter the intake manifold of the engine and the valve mechanism.

FMI 5   An open circuit, a power supply fuse for the heating relay, a wire breakage between the engine control unit and the relay, a break in the power supply relay of the relay. Heating does not turn on, starting in cold weather is difficult.

MID 128 PID 81

Parameter:

The pressure difference in the filter microparticles

Fault:

FMI 0   The data are reliable, but are above the norm.

FMI 2   Wrong data

FMI 3   Short circuit or high voltage circuit

FMI 5   Open circuit or low current

FMI 12   Faulty component

MID 128 PID 84

Parameter:

Car speed

Fault:

FMI 9   The speed sensor is faulty, the error is the data channel information SAE J1708, an error in the car control unit (VECU). If FMI 11 is present, the engine speed does not exceed 1700 rpm. Check the integrity of the data channel wiring.

FMI 11   Missing or invalid speed signal transmitted via SAE J1939 data channel, speed sensor faulty, SAE J1939 data channel faulty, vehicle control unit faulty (VECU). The speed signal is transmitted via the SAE J1708 data channel. If FMI 9 is present, the engine speed does not exceed 1700 rpm. Check the integrity of the data channel wiring.

MID 128 PID 85

Parameter:

System status to maintain a given speed

Fault:

FMI 9   Error in data channel SAE J1708, error in vehicle control unit (VECU). Check the integrity of the data channel wiring.

MID 128 PID 91

Parameter:

Accelerator pedal position

Fault:

FMI 9   Accelerator pedal position signal is incorrect or missing, the sensor on the accelerator pedal is faulty, data channel SAE J1587 / J1708 is faulty, an error in the vehicle control unit (VECU). If FMI 11 is present, the engine block goes into idle mode. Check data channel J1587 / J1708 between the engine block and the MA connector (distribution box under the radiator grille on the left) and from the MA connector to the CLF connector (distribution box in the center of the dashboard).

FMI 11   If the wiring is normal, replace the accelerator pedal. The pedal position signal is not transmitted through the data channel SAE J1939, the sensor on the accelerator pedal is faulty, the data channel SAE J1939 is faulty, an error in the vehicle control unit. If FMI 9 is present, the engine block goes into idle mode. Check the integrity of the data channel, replace the accelerator pedal.

MID 128 PID 94

Parameter:

Pressure in the fuel supply system

Fault:

FMI 1   For engines D6B, D7C, D10B, D12C: The fuel pressure is below normal. The fuel filter is clogged, fuel leakage, air leakage, the bypass valve opens at low pressure, the mechanical pump does not pump well or the sensor is faulty. Perform a fuel pressure check using a pressure gauge. For engine D16B: The fuel pressure is above normal (more than 700 kPa). The fuel filter is clogged, the bypass valve does not open.

FMI 3   The voltage on the EA27 contact of the engine block is above 4.95 V. Short circuit of the wire to the power supply or to the signal wire. Sensor may be faulty

FMI 4   The voltage on the EA27 contact of the engine block is below 0.08 V. Break of the power supply wires, signal or mass of the fuel pressure sensor. The sensor may be faulty.

FMI 7   Fuel pressure below normal. The fuel filter is clogged, fuel leakage, air leakage, the bypass valve opens at low pressure, the mechanical pump does not pump well, the sensor is faulty. Perform a fuel pressure check using a pressure gauge.

MID 128 PID 97

Parameter:

Indicator of water in the fuel separator

Fault:

FMI 3   The voltage at the contact of the engine block EV6 exceeds 91% of the battery voltage. A short to a power or signal wire, a broken signal wire. Indicator may be faulty.

FMI 4   The voltage at the contact of the engine block EV6 below 5% of the battery voltage. Short to minus or wire signal. Indicator may be faulty.

FMI 14   The code informs you that the electric fuel pump has been turned on. Not a malfunction code.

MID 128 PID 98

Parameter:

Oil level in ICE

Fault:

FMI 1   Low engine oil level, level sensor faulty.

FMI 4   The voltage at the contacts of the engine block EV15-EB22 is lower than 0.5 V. A short to negative or to a signal wire. The level sensor may be faulty.

FMI 5   The voltage on the contacts of the engine block EV15-EB22 is higher than 4.95 V. Break of the signal wire or ground wire. A short to power or ground. The sensor may be faulty.

MID 128 PID 100

Parameter:

Oil pressure in the engine

Fault:

FMI 1   Low oil level. Liquid, thick, dirty oil. Probably faulty bypass valves, oil pump, oil pressure sensor.

FMI 3   The voltage on the contact block of the internal combustion engine EA14 above 4.95 V. A short to power or signal wire. The sensor may be faulty.

FMI 4   The voltage on the contact block of the engine EA14 below 0.08 V. Breakage of the power wire or sensor signal. Short to minus or wire signal. The sensor may be faulty.

MID 128 PID 102

Parameter:

Charge air pressure

Fault:

FMI 3   The voltage on the contact block of the internal combustion engine EA3 above 4.95 V. A short to the power or signal wire. Probably faulty charge air sensor.

FMI 4   The voltage on the contact block of the internal combustion engine EA3 is below 0.08 V. Break in the power supply wire or sensor signal. A short to minus or to a signal wire or a sensor is faulty.

MID 128 PID 105

Parameter:

Discharge air temperature

Fault:

FMI 3   The voltage on the contact block of the internal combustion engine EA2 is higher than 4.95 V. A short to the power or signal wire, or the sensor is faulty.

FMI 4   The voltage on the contact block of the internal combustion engine EA2 is below 0.08 V. Break of the power supply wire or sensor signal. A short to minus or to a signal wire or a sensor is faulty.

MID 128 PID 107

Parameter:

Pressure drop in air filter

Fault:

FMI 0   Large differential pressure, clogged air filter, or defective differential pressure sensor on the air filter.

FMI 3   The voltage on the EB3 contact of the engine block from the sensor on the air filter exceeds 91% of the battery voltage. A short to power, signal or ground. The sensor may be faulty.

FMI 4   The voltage on the EB3 contact of the engine block from the sensor on the air filter is less than 9% of the battery voltage. A short to ground or signal or sensor is faulty.

FMI 5   The voltage on the EB3 contact of the engine block from the sensor on the air filter is from 63 to 91% of the battery voltage. Broken wire signal, ground or defective sensor.

MID 128 PID 108

Parameter:

Atmospheric pressure (the sensor is located inside the engine block)

Fault:

FMI 3   Sensor signal is higher than 4.95 V. The engine block is faulty.

FMI 4   Sensor signal below 0.08V. Faulty engine block.

MID 128 PID 110

Parameter:

Engine coolant temperature

Fault:

FMI 0   Coolant temperature exceeds 102 degrees. There is no liquid, thermostat or water pump malfunction, the cooling system radiator is clogged inside or outside, the intercooler ( intercooler ) is clogged outside or the fluid temperature sensor is faulty.

FMI 3   The voltage on the EA25 contact from the temperature sensor is higher than 4.95 V. Closure of the signal wire to the power wire. Broken ground supply or signal. The sensor may be faulty.

FMI 4   The voltage on the EA25 contact from the temperature sensor is below 0.08 V. Shorting of the signal wire to ground, the sensor is faulty.

MID 128 PID 111

Parameter:

Coolant level

Fault:

FMI 1   The voltage on contact EB7 of the engine block from the level sensor is less than 45% of the battery voltage. Low level of coolant or shorting of the signal wire to ground. The level sensor may be faulty.

FMI 3   The voltage on EB7 of the engine block from the level sensor exceeds 95% of the battery voltage. A short to power wire, 24V circuit, or signal wire, or a level sensor is faulty.

FMI 4   The voltage on the contact ЕВ7 of the engine block from the level sensor is absent. A short to ground or to a signal wire. The level sensor may be faulty.

MID 128 PID 131

Parameter:

Back exhaust pressure

Fault:

FMI 2   Wrong data

FMI 3   Short circuit or high voltage circuit

FMI 4   Short circuit or low voltage circuit

FMI 5   Open circuit or low current

FMI 7   Incorrect response of the mechanical system

FMI 10   Large fluctuations

MID 128 PID 153

Parameter:

Crankcase pressure

Fault:

FMI 0   Crankcase pressure above 8 kPa. Ventilation crankcase clogged. Piston rings may wear out or the crankcase pressure sensor may be faulty. The engine stalls at a speed of less than 2 km / h.

FMI 3   The voltage on the EB24 contact of the engine block from the sensor exceeds 4.95 V. A short to power, signal or defective sensor.

FMI 4   The voltage on the EB24 contact of the engine block from the sensor is below 0.08 V. Break of the power or signal wires. A short to ground, a signal wire, or a sensor is faulty.

MID 128 PID 158

Parameter:

Battery voltage

Fault:

FMI 3   The voltage on the contacts ЕВ11, ЕВ12 of the engine block from batteries above 36 V. The generator is faulty or the starting device is connected.

FMI 4   The voltage on the contacts ЕВ11, ЕВ12 of the engine block from batteries is less than 12 V. The generator is faulty or the batteries are low. Partial damage to the battery leads or terminals is possible.

MID 128 PID 163

Parameter:

Transmission range achieved

Fault:

FMI 1   The data are reliable, but are above the norm.

FMI 2   Data is reliable, but below normal

MID 128 PID 171

Parameter:

Air temperature outside (sensor on the air filter)

Fault:

FMI 9   Wrong or missing signal from the sensor. Sensor bad, data link error SAE J1587 / J1708. Possible malfunction in the engine block.

MID 128 PID 173

Parameter:

Exhaust temperature

Fault:

FMI 0   Temperature too high. The influence of external conditions such as driving style and climate.

FMI 4   The voltage on the contact EB18 of the engine control unit from the temperature sensor is below 0.04 V. A short to ground, a signal wire, or a sensor is faulty.

FMI 5   The voltage on the contact EB18 above 4.95 V. A short to voltage from the battery. Broken wire signal or power. The sensor may be faulty.

MID 128 PID 175

Parameter:

Engine oil temperature

Fault:

FMI 0   The temperature of the engine oil is above 125 degrees. Insufficient cooling or defective sensor.

FMI 3   The voltage on the EA1 contact of the engine block from a temperature sensor is higher than 4.95 V. A short to power or signal wire. Broken power wire or temperature sensor malfunction.

FMI 4   The voltage on the EA1 contact of the engine block from the temperature sensor is below 0.08 V. A short to ground or to the signal wire. The sensor may be faulty.

MID 128 PID 190

Parameter:

High engine speed

Fault:

FMI 0   Engine speed is above 2500 rpm. Wrong gear selection when braking engines. The ingress of oil into the combustion chamber of the engine. A faulty turbocharger drives oil into the engine intake. After replacing the turbocharger, which expelled the oil, the remaining oil from the intercooler ( intercooler ) is not drained . The closed crankcase ventilation may be faulty (if equipped).

MID 128 PID 224

Parameter:

Car security code (immobilizer)

Fault:

FMI 2   Invalid response from the immobilizer unit. The code of the immobilizer unit does not match the code of the engine block. Incorrectly programmed engine block or immobilizer unit.

FMI 12   The response from the immobilizer unit is missing. Breakage of wiring between the engine block and the immobilizer unit or the immobilizer unit is faulty.

MID 128 PID 228

Parameter:

Speed ​​sensor calibration data

Fault:

FMI 11   Calibration coefficient “K” is not transmitted through the data channel SAE J1708. Data link error or error in the VECU vehicle control unit.

MID 128 PID 245

Parameter:

Total mileage

Fault:

FMI 9   The message about the mileage of the car is not transmitted through the data channel SAE J1708 / J1587. Data channel malfunction or dashboard malfunction.

MID 128 PID 251

Parameter:

Post by SAE J1708

Fault:

FMI 9   Message lost over SAE J1708 data channel. Data link between the engine block and the vehicle control unit (VECU) is broken.

MID 128 PID 252

Parameter:

Post by SAE J1708

Fault:

FMI 9   Message lost over SAE J1708 data channel. Data link between the engine block and the vehicle control unit (VECU) is broken.

MID 128 PID 411

Parameter:

The difference in pressure of exhaust gases of internal combustion engines

Fault:

FMI 3   The voltage on the EA21 contact of the engine block is greater than 5.5 V. The counter-pressure sensor or wiring is faulty.

FMI 5   The voltage on the EA21 contact of the engine block from the backpressure sensor is higher than 4.95 V. A short to power, signal. Broken signal, power, or ground wire. The sensor may be faulty.

MID 128 PID 412

Parameter:

EGR temperature

Fault:

FMI 0   The data are reliable, but are above the norm.

FMI 4   Low voltage or low voltage circuit

FMI 5   Open circuit or low current

FMI 10   Large fluctuations

MID 128 SID 1

Parameter:

First cylinder nozzle

Fault:

FMI 2   The wire between the nozzles and the contacts EA12 or EA 24, shorted to the power wire. Work 3 of the six injectors.

FMI 3   The closure of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) to the wire with a higher power supply. Shorting the injector wires to each other. 5 or 3 cylinders do not work.

FMI 4   The closure of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) or the contacts (ЕА 12,24) to ground. Work 3 of the six injectors.

FMI 5   Open circuit in the injector circuit. If 3 fault codes appear in a single row of injectors, then there is a break between the injectors and the contacts of the engine block EA12 or EA24. If one malfunction code appears, it means a break between the corresponding nozzle and one of the contacts of the engine block (ЕА11,22,23,34,35,36). Work 3 or 5 cylinders.

FMI 7   The cylinder balancing data is high. Faulty injector, low compression in the corresponding cylinder or uneven engine load on the power take-off side. ICE does not work evenly, reduced power, possible extraneous noise.

FMI 11   Unstable faults. The cylinder balancing data is high, the injector is faulty, low compression. Decrease in power, uneven work, extraneous noise is possible.

MID 128 SID 2

Parameter:

Second cylinder nozzle

Fault:

FMI 2   The wire between the nozzles and the contacts EA12 or EA 24, shorted to the power wire. Work 3 of the six injectors.

FMI 3   The closure of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) to the wire with a higher power supply. Shorting the injector wires to each other. 5 or 3 cylinders do not work.

FMI 4   The closure of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) or the contacts (ЕА 12,24) to ground. Work 3 of the six injectors.

FMI 5   Open circuit in the injector circuit. If 3 fault codes appear in a single row of injectors, then there is a break between the injectors and the contacts of the engine block EA12 or EA24. If one malfunction code appears, it means a break between the corresponding nozzle and one of the contacts of the engine block (ЕА11,22,23,34,35,36). Work 3 or 5 cylinders.

FMI 7   The cylinder balancing data is high. Faulty injector, low compression in the corresponding cylinder or uneven engine load on the power take-off side. ICE does not work evenly, reduced power, possible extraneous noise.

FMI 11   Unstable faults. The cylinder balancing data is high, the injector is faulty, low compression. Decrease in power, uneven work, extraneous noise is possible.

MID 128 SID 3

Parameter:

Third cylinder nozzle

Fault:

FMI 2   The wire between the nozzles and the contacts EA12 or EA 24, shorted to the power wire. Work 3 of the six injectors.

FMI 3   The closure of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) to the wire with a higher power supply. Shorting the injector wires to each other. 5 or 3 cylinders do not work.

FMI 4   The closure of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) or the contacts (ЕА 12,24) to ground. Work 3 of the six injectors.

FMI 5 Open circuit in the injector. If 3 fault codes appear in a single row of nozzles, then there is a break between the nozzles and the contacts of the engine block EA12 or EA24. If one malfunction code appears, it means an open circuit between the corresponding injector and one of the contacts of the engine block (ЕА11,22,23,34,35,36). Work 3 or 5 cylinders.

FMI 7 cylinder balancing data is high. Faulty injector, low compression in the corresponding cylinder or uneven engine load on the power take-off side. ICE does not work evenly, reduced power, possible extraneous noise.

FMI 11 Intermittent faults. The cylinder balancing data is high, the injector is faulty, low compression. Decrease in power, uneven work, extraneous noise is possible.

MID 128 SID 4

Parameter:

Fourth cylinder nozzle

Fault:

FMI 2 The wire between the nozzles and the contacts EA12 or EA 24 is shorted to the supply wire. Work 3 of the six injectors.

FMI 3 Short circuit of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) on the wire with higher power. Shorting the injector wires to each other. 5 or 3 cylinders do not work.

FMI 4 Short circuit of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) or contacts (ЕА 12,24) to ground. Work 3 of the six injectors.

FMI 5 Open circuit in the injector. If 3 fault codes appear in a single row of nozzles, then there is a break between the nozzles and the contacts of the engine block EA12 or EA24. If one malfunction code appears, it means an open circuit between the corresponding injector and one of the contacts of the engine block (ЕА11,22,23,34,35,36). Work 3 or 5 cylinders.

FMI 7 cylinder balancing data is high. Faulty injector, low compression in the corresponding cylinder or uneven engine load on the power take-off side. ICE does not work evenly, reduced power, possible extraneous noise.

FMI 11 Intermittent faults. The cylinder balancing data is high, the injector is faulty, low compression. Decrease in power, uneven work, extraneous noise is possible.

MID 128 SID 5

Parameter:

Fifth cylinder nozzle

Fault:

FMI 2 The wire between the nozzles and the contacts EA12 or EA 24 is shorted to the supply wire. Work 3 of the six injectors.

FMI 3 Short circuit of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) on the wire with higher power. Shorting the injector wires to each other. 5 or 3 cylinders do not work.

FMI 4 Short circuit of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) or contacts (ЕА 12,24) to ground. Work 3 of the six injectors.

FMI 5 Open circuit in the injector. If 3 fault codes appear in a single row of nozzles, then there is a break between the nozzles and the contacts of the engine block EA12 or EA24. If one malfunction code appears, it means an open circuit between the corresponding injector and one of the contacts of the engine block (ЕА11,22,23,34,35,36). Work 3 or 5 cylinders.

FMI 7 cylinder balancing data is high. Faulty injector, low compression in the corresponding cylinder or uneven engine load on the power take-off side. ICE does not work evenly, reduced power, possible extraneous noise.

FMI 11 Intermittent faults. The cylinder balancing data is high, the injector is faulty, low compression. Decrease in power, uneven work, extraneous noise is possible.

MID 128 SID 6

Parameter:

The sixth cylinder nozzle

Fault:

FMI 2 The wire between the nozzles and the contacts EA12 or EA 24 is shorted to the supply wire. Work 3 of the six injectors.

FMI 3 Short circuit of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) on the wire with higher power. Shorting the injector wires to each other. 5 or 3 cylinders do not work.

FMI 4 Short circuit of one of the wires of the injector circuit to the contacts of the engine block (ЕА11,22,23,34,35,36) or contacts (ЕА 12,24) to ground. Work 3 of the six injectors.

FMI 5 Open circuit in the injector. If 3 fault codes appear in a single row of nozzles, then there is a break between the nozzles and the contacts of the engine block EA12 or EA24. If one malfunction code appears, it means an open circuit between the corresponding injector and one of the contacts of the engine block (ЕА11,22,23,34,35,36). Work 3 or 5 cylinders.

FMI 7 cylinder balancing data is high. Faulty injector, low compression in the corresponding cylinder or uneven engine load on the power take-off side. ICE does not work evenly, reduced power, possible extraneous noise.

FMI 11 Intermittent faults. The cylinder balancing data is high, the injector is faulty, low compression. Decrease in power, uneven work, extraneous noise is possible.

MID 128 SID 18

Parameter:

Valve drain the water from the fuel separator

Fault:

FMI 3 A short to power wire between the drain valve and the contact of the EB32 ICE block (for a filter housing with an electric pump) or the EA19 ICE block contact (for a filter housing with a manual pump), an internal short circuit in the valve. Water drain is not functioning.

FMI 4 A short to ground between the drain valve and the contact of the engine block EB32 (for filter housing with an electric pump) or the contact of the engine IC EA19 (for filter housing with a hand pump). The fuel flows through the valve with the ignition on or with the engine running. Air may enter the fuel supply system.

FMI 5 An open wire between the drain valve and the engine block, an open inside the valve, fuse F41 blown. The valve is closed, the drain is not functioning.

MID 128 SID 21

Parameter:

Camshaft Speed ​​Sensor

Fault:

FMI 3 No shaft speed signal. The closure of one of the wires of the sensor to the power supply, the short of the positive wire to ground. Open positive or negative wire. Incorrect gap between sensor and toothed shaft drive. The sensor wires are interchanged between each other. The sensor is faulty or the gear disk is damaged. Starting the engine is difficult.

FMI 8 Pulses in the signal coming to the engine block are wrong. Interference in the signal, insulation is broken or the wires are damaged, the gap is too large, the sensor is faulty or the gear disk is damaged. Starting the engine is difficult.

MID 128 SID 22

Parameter:

Crankshaft speed sensor

Fault:

FMI 2 The signal from the crankshaft speed sensor is incorrect. Signal disturbances, poor contact, damaged insulation or faulty wiring, defective sensor, damaged teeth on the flywheel. The engine block uses a signal from the camshaft sensor.

FMI 3 No shaft speed signal. The closure of one of the wires of the sensor to the power supply, the short of the positive wire to ground. Open positive or negative wire. Wrong gap between sensor and teeth on flywheel. The sensor wires are interchanged between each other. Faulty sensor or damaged teeth on flywheel.

FMI 8 Pulses in the signal coming to the engine block are wrong. Interference in the signal, insulation is broken or the wires are damaged, the gap is too large, the sensor is faulty or the teeth on the flywheel are damaged. The engine block uses a signal from the camshaft sensor.

MID 128 SID 27

Parameter:

Variable Geometry Turbocharger

Fault:

FMI 2 The commands from the engine block to the drive are not correct. Boost pressure is low, power is reduced, smoke. Check the SAE J1939 communication channel between the engine block and the drive on the turbocharger.

FMI 4 The voltage on the drive is below 10 V. for 10 seconds. Damaged wiring. Check and, if necessary, replace fuse F41.

FMI 7 Drive does not find position. Faulty position sensor or actuator. Incorrect calibration. Remove the actuator, check for damage, reinstall and calibrate.

FMI 9 The message from the drive does not go to the engine block for more than 5 seconds. Faulty communication link SAE J1939, internal fault in the drive.

FMI 12 Calibration error on SAE J1587 data link. Data channel corrupted. Re-calibrate.

FMI 13 The drive does not determine its extreme position. Self – calibration of the drive and turbocharger failed.

MID 128 SID 33

Parameter:

Fan control of the engine cooling system

Fault:

FMI 3 The voltage on the contact ЕВ21 of the engine block from the fan clutch is higher than 65% of the battery voltage. Shorting control wire to power supply wire. The fan rotates continuously at a speed of 100%. Fuel consumption increased.

FMI 4 A short between the EB21 contact of the engine block and the fan clutch to ground. The fan does not turn on. Possible overheating of the engine.

FMI 5 Broken power or control wiring, fan clutch malfunction, fuse F42 blown. The fan rotates continuously at a speed of 100%. Fuel consumption increased.

MID 128 SID 39

Parameter:

Engine starter

Fault:

FMI 0 Starter overheated due to long rotation of the engine crankshaft. Starter does not turn on. Wait until the starter cools.

FMI 3 Current strength at contact ЕВ29 from the starter is higher than 3.9 A. Short circuit to the power supply. Starter does not turn on.

FMI 7 Gearbox is not in neutral.

FMI 10 Flywheel gear locked. The starter cannot turn the crankshaft.

FMI 14 Power takeoff enabled. Starter does not turn on.

MID 128 SID 42

Parameter:

Fuel distributor

Fault:

FMI 3 Locking wiring or inside distributor to power supply.

FMI 4 Closing wiring or inside distributor to ground.

FMI 5 Open circuit of the distributor or short circuit to the power supply wiring or inside the distributor.

FMI 6 Closing wiring or inside distributor to ground.

MID 128 SID 70

Parameter:

Preheater air heater

Fault:

FMI 3 The voltage on the contact ЕВ5 of the engine block from the heating coil is above 65% of the battery voltage. Shorting the signal wire to the power supply. The helix relay is constantly activated. The spiral heats the air constantly, high power consumption, fast discharge of the battery. Possible destruction of the spiral due to overheating and ingress of elements of the spiral into the mechanism of valves of the engine.

FMI 4 The voltage on the contact ЕВ5 of the engine block from the heating coil is less than 7% of the battery voltage. Shorting of the signal wire to ground, defective spiral relay, broken power wire between the relay and the spiral. The heater does not work. engine start in cold weather is difficult.

FMI 5 The voltage on the contact ЕВ5 of the engine block is higher than 5 V. from the battery voltage. A break in a helix, signal wire, or mass. The heater does not work. engine start in cold weather is difficult.

MID 128 SID 78

Parameter:

Electric fuel pump

Fault:

FMI 4 Shorting of the control wire between the EA19 terminal of the engine block and the ground pump. The pump runs continuously.

FMI 5 An open wire to the fuel pump supply, fuse F41 blown, fuel pump defective. The fuel pump does not turn on.

MID 128 SID 85

Parameter:

Piston cooling valve

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 SID 146

Parameter:

EGR valve

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 5 open circuit or low current

FMI 7 Incorrect Mechanical System Response

MID 128 SID 211

Parameter:

Sensor No. 2 supply (direct current +5 V)

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

MID 128 SID 230

Parameter:

Idle switch

Fault:

FMI 3 Accelerator pedal fully released. The voltage at contact EB5 of the engine control unit (EECU) from the vehicle control unit (VECU) is higher than 75% of the battery voltage. Shorting the wire between the engine block and the vehicle control unit to power. The accelerator pedal sensor may malfunction.

FMI 4 Accelerator pedal depressed by more than 50%. The voltage on the EB4 contact of the engine block from the vehicle control unit is less than 25% of the battery voltage. Shorting the wire between the engine block and the vehicle control unit to ground. Possible accelerator pedal malfunction.

MID 128 SID 231

Parameter:

SAE J1939 data feed

Fault:

FMI 2 Messages over the SAE J1939 data channel are not transmitted. Break in data channel wiring. Short circuit of data channel wires to ground, to power supply or to each other. Instead of the data channel SAE J1939, the information channel SAE J1708 is used. The engine brake, preheating, the system maintain a given speed and power take-off does not work.

FMI 3 (D6B engine only) The engine block does not receive signals from the high pressure pump. The load on the communication channel is higher than normal, the injection pump is disconnected from the communication channel, the injection pump is faulty, the wiring is broken between the injection pump and the engine block, the engine block is faulty.

FMI 9 Shorting of the data channel wires between themselves, a malfunction of the control unit, partial damage to the wiring or broken contacts in the connector. Instead of the data channel SAE J1939, the information channel SAE J1708 is used. The engine brake, preheating, the system maintain a given speed and power take-off does not work.

FMI 11 Block ICE does not respond to the information transmitted over the data channel. Internal malfunction of the engine block. Instead of the data channel SAE J1939, the information channel SAE J1708 is used. Power take-off and the system maintain a given speed does not work.

FMI 12 There is no connection between the engine control unit and the vehicle control unit. Instead of the data channel SAE J1939, the information channel SAE J1708 is used. The engine brake, preheating, the system maintain a given speed and power take-off does not work.

FMI 13 (For D6B engine only) The injection pump does not receive signals from the engine block. The load on the data channel is above normal. Perhaps defective engine block.

MID 128 SID 232

Parameter:

Power supply 5 V

Fault:

FMI 3 The voltage on the EA4 contact of the engine block exceeds 5.5 V. A short to power. Oil pressure and boost indicators do not work. Active errors on the sensors of pressure of oil and pressurization.

FMI 4 The voltage on the EA4 contact of the engine block is below 4.5 V. A short to ground. Faulty boost pressure or oil sensor. Oil pressure and boost indicators do not work.

MID 128 SID 240

Parameter:

Program memory

Fault:

FMI 2 Error in the programming process or the engine block is faulty.

FMI 12 Faulty engine block.

MID 128 SID 250

Parameter:

Data Channel SAE J1587 / 1708

Fault:

FMI 12 Data channel is not working due to a malfunction of the engine control unit. Boost pressure, oil pressure, oil temperature, coolant temperature, tachometer readings are not working. Replace engine control unit.

MID 128 SID 253

Parameter:

Gauge memory

Fault:

FMI 2 Internal engine control unit malfunction. Reprogram the engine block, if the DTC remains active, replace the engine control unit.

FMI 12 Internal malfunction of the engine control unit. Replace the engine block.

MID 128 SID 254

Parameter:

Control block

Fault:

FMI 2, 8, 9, 11, 12, 13 Internal fault in the engine control unit. Replace control unit.

MID 128 SID 282

Parameter:

EGR cooler

Fault:

FMI 7 Cooler clogged or damaged. Perform the cleaning procedure.

MID 128 PPID 6

Parameter:

Engine switch

Fault:

FMI 3 Shorting contact EA15 block the engine from the switch on the power wire. The engine is shutting down.

FMI 5 Breakage from a switch or a faulty switch. The engine is shutting down.

MID 128 PPID 8

Parameter:

Piston cooling oil pressure

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

MID 128 PPID 35

Parameter:

Mass flow rate for EGR

Fault:

FMI 0 The difference between the calculated EGR flow and the requested EGR flow is positive. The valve is stuck or moving with delay.

FMI 1 The difference between the calculated EGR flow and the requested EGR flow is negative. The valve is stuck or moving with delay. EGR cooler clogged.

FMI 7 Incorrect mechanical response.

FMI 14 Special Instructions.

MID 128 PPID 41

Parameter:

Active transmission

Fault:

FMI 0 Data is reliable, but is above normal

MID 128 PPID 55

Parameter:

Control unit temperature

Fault:

FMI 0 Engine block temperature too high. High fuel temperature, high ambient temperature.

FMI 4 Short to ground inside the engine block. Replace the engine block.

FMI 5 Short to positive or open inside the engine block. Replace the engine block.

MID 128 PPID 67

Parameter:

Low range relay

Fault:

FMI 9 Incorrect Update Frequency

MID 128 PPID 75

Parameter:

Range Lock Valve

Fault:

FMI 3 The current on the contact EB34 of the engine block exceeds 2.2 A. A short to the wire with a higher voltage.

FMI 4 The voltage on the contact EB34 of the engine block is lower than 30% of the battery voltage. A short to low voltage.

FMI 5 The voltage on contact EB34 of the engine block is in the range from 30 to 60% of the battery voltage. Open valve circuit.

MID 128 PPID 86

Parameter:

Braking torque engine

Fault:

FMI 9 No signal from vehicle control unit (VECU). Malfunction of the data channel SAE J1939 or an internal error in the vehicle control unit (VECU).

MID 128 PPID 89

Parameter:

Variable-geometry turbocharger drive temperature

Fault:

FMI 0 Driving conditions or the environment will affect the temperature rise of the drive. Check the temperature of the drive and its correct operation.

MID 128 PPID 109

Parameter:

EPG shutter

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

MID 128 PPID 119

Parameter:

Coolant temperature above burrow

Fault:

FMI 0 Coolant temperature above 101 degrees. The antifreeze level is below normal, the thermostat is faulty, the radiator is clogged outside or inside, the intercooler is clogged outside, the fluid flow is weak, the water pump is faulty, the valve in the expansion drum upper cap is faulty, the fan is faulty, the temperature sensor is faulty. The mode of reducing engine power is activated.

MID 128 PPID 122

Parameter:

Compression brake status

Fault:

FMI 1 Oil temperature below 55-60 degrees or defective oil temperature sensor.

FMI 3 Short circuit on EA33 terminal of the engine block from the VCB solenoid valve to the supply wire or short circuit inside the valve. Engine braking does not work.

FMI 4 A short on the EA33 terminal of the engine block from the VCB solenoid valve to ground. Engine braking occurs constantly.

FMI 5 An open circuit between the engine block and the VCB valve. Broken power wire or VCB valve power supply fuse blown. VCB solenoid valve may be faulty.

MID 128 PPID 123

Parameter:

Turning off the shutter flap EPG No. 2

Fault:

FMI 3 A short in the wire from the EB36 contact of the engine block to the EPG valve to the supply wire or a short in the EPG valve itself.

FMI 4 Shorting of the wire from contact EB36 of the engine block to the EPG valve to ground. The engine brake is permanently activated.

FMI 5 Broken wire between the engine block and the EPG valve. Broken power wire or blown EPG valve power supply fuse. The EPG solenoid valve may be faulty.

MID 128 PPID 124

Parameter:

EPG No. 1

Fault:

FMI 3 A short in the wire from the EB35 contact of the engine block to the EPG valve to the supply wire or a short in the EPG valve itself. The engine brake and heating function do not work.

FMI 4 Shorting of the wire from the EB35 contact of the engine block to the EPG valve to ground. The engine brake is permanently activated.

FMI 5 Broken wire between the engine block and the EPG valve. Broken power wire or blown EPG valve power supply fuse. The EPG solenoid valve may be faulty. The engine brake does not work.

MID 128 PPID 270

Parameter:

NOx sensor

Fault:

FMI 2 Bad Data

FMI 3 Short circuit or high voltage circuit

FMI 5 open circuit or low current

FMI 9 Incorrect Update Frequency

FMI 12 Defective Component

FMI 13 Incorrect Calibration Value

FMI 14 Special Instructions

MID 128 PPID 273

Parameter:

Urea pressure in the SCR system

Fault:

FMI 1 Data is reliable, but below normal

FMI 2 Bad Data

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 7 Incorrect Mechanical System Response

FMI 13 Incorrect Calibration Value

FMI 14 Special Instructions

MID 128 PPID 274

Parameter:

Urea temperature in the SCR system

Fault:

FMI 0 Data is reliable but above normal

FMI 1 Data is reliable, but below normal

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 8 Wrong pulse frequency

FMI 14 Special Instructions

MID 128 PPID 275

Parameter:

SCR Urea Filter Temperature

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

FMI 2 Bad Data

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 PPID 278

Parameter:

Urea level in the SCR system

Fault:

FMI 1 Data is reliable, but below normal

FMI 3 Short circuit or high voltage circuit

FMI 5 open circuit or low current

FMI 13 Incorrect Calibration Value

FMI 14 Special Instructions

MID 128 PPID 326

Parameter:

Soot level

Fault:

FMI 0 Data is reliable, but is above normal

FMI 11 Unknown Malfunction

MID 128 PPID 328

Parameter:

Cutoff valve in the SCR system

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 7 Incorrect Mechanical System Response

FMI 14 Special Instructions

MID 128 PPID 329

Parameter:

SCR nozzle system

Fault:

FMI 2 Bad Data

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 14 Special Instructions

MID 128 PPID 330

Parameter:

Compressor Recirculation Valve

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 7 Incorrect Mechanical System Response

MID 128 PPID 333

Parameter:

Switch fan engine

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

MID 128 PPID 337

Parameter:

The level of ash in the particulate filter fuel

Fault:

FMI 0 Data is reliable, but is above normal

MID 128 PPID 342

Parameter:

Water pump

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 PPID 385

Parameter:

Voltage of the urea dosing unit of the SCR system

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 12 Defective Component

FMI 14 Special Instructions

MID 128 PPID 386

Parameter:

First exhaust gas temperature sensor

Fault:

FMI 2 Bad Data

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

MID 128 PPID 387

Parameter:

Second exhaust gas temperature sensor

Fault:

FMI 2 Bad Data

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

MID 128 PPID 435

Parameter:

Relative effective moment

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

MID 128 PPID 436

Parameter:

Third exhaust temperature sensor

Fault:

FMI 2 Bad Data

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 10 Large fluctuations

MID 128 PPID 437

Parameter:

Supply pressure sensor in the SCR system

Fault:

FMI 2 Bad Data

FMI 3 Short circuit or high voltage circuit

FMI 5 open circuit or low current

FMI 10 Large fluctuations

MID 128 PSID 25

Parameter:

SCR Air Conditioning

Fault:

FMI 0 Data is reliable, but is above normal

FMI 7 Incorrect Mechanical System Response

FMI 14 Special Instructions (Periodic Heating Not Completed)

MID 128 PSID 40

Parameter:

Low quality urea

Fault:

FMI 1 Data is reliable, but below normal

FMI 14 Special Instructions

MID 128 PSID 41

Parameter:

Urea consumption

Fault:

FMI 1 Data is reliable, but below normal

FMI 14 Special Instructions

MID 128 PSID 42

Parameter:

Stop dosing

Fault:

FMI 14 Special Instructions

MID 128 PSID 43

Parameter:

Incorrect EGR Flow

Fault:

FMI 2 Bad Data

FMI 14 Special Instructions

MID 128 PSID 44

Parameter:

EGR shutdown

Fault:

FMI 14 Special Instructions

MID 128 PSID 45

Parameter:

High NOx content

Fault:

FMI 0 Data is reliable, but is above normal

FMI 14 Special Instructions

MID 128 PSID 46

Parameter:

NOx monitoring failure

Fault:

FMI 2 Bad Data

FMI 14 Special Instructions

MID 128 PSID 47

Parameter:

Regeneration of the filter particulates

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

MID 128 PSID 72

Parameter:

Thermostat bypass valve

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 7 Incorrect Mechanical System Response

MID 128 PSID 75

Parameter:

SCR Urea Tank Preheater Valve

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 PSID 77

Parameter:

ACM control unit memory

Fault:

FMI 3 Short circuit to high voltage or high voltage (high internal voltage of the control unit)

FMI 4 Short circuit or low voltage (low internal voltage of the control unit)

FMI 12 Defective Component

MID 128 PSID 82

Parameter:

SCR Urea Filter Heater

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

MID 128 PSID 84

Parameter:

Urea Heated Urea No. 2 SCR System

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

MID 128 PSID 85

Parameter:

The main relay of the control unit of the dosing system SCR

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

FMI 6 Short to ground or high current

MID 128 PSID 87

Parameter:

SCR Urea Pump Motor Frequency

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

FMI 10 Large oscillation (no signal from the pump)

MID 128 PSID 89

Parameter:

SCR Urea Dosing Valve

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 7 Incorrect Mechanical System Response

FMI 10 Large fluctuations

FMI 14 Special Instructions (Frequent Freezing)

MID 128 PSID 90

Parameter:

SCR Urea System

Fault:

FMI 1 Data is reliable, but below normal

FMI 11 Unknown Malfunction

FMI 14 Special Instructions

MID 128 PSID 91

Parameter:

SCR Urea Rate

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

MID 128 PSID 96

Parameter:

Fuel cell pressure

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

FMI 4 Short Circuit or Low Voltage

FMI 7 Incorrect Mechanical System Response

FMI 12 Defective Component

MID 128 PSID 97

Parameter:

Pressure reducing valve

Fault:

FMI 0 Data is reliable, but is above normal

FMI 7 Incorrect Mechanical System Response

FMI 11 Unknown Malfunction

FMI 14 Special Instructions

MID 128 PSID 98

Parameter:

Pressure in the air injection system

Fault:

FMI 0 Data is reliable, but is above normal

FMI 1 Data is reliable, but below normal

MID 128 PSID 99

Parameter:

Catalyst

Fault:

FMI 7 Incorrect Mechanical System Response

FMI 13 Incorrect Calibration Value

MID 128 PSID 101

Parameter:

SCR Urea Cooling Valve

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short circuit or low voltage circuit

FMI 5 open circuit or low current

FMI 7 Incorrect Mechanical System Response

MID 128 PSID 102

Parameter:

Urea Heated Hose No. 3 SCR System

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 PSID 103

Parameter:

Urea Heated Urea No. 1 SCR System

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 PSID 104

Parameter:

Urea Heated Urea No. 4 SCR System

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 PSID 105

Parameter:

SCR Urea Guide Valve

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

FMI 7 Incorrect Mechanical System Response

MID 128 PSID 106

Parameter:

Catalyst

Fault:

FMI 7 Incorrect Mechanical System Response

FMI 12 Defective Component

MID 128 PSID 107

Parameter:

Heated urea in the SCR filter

Fault:

FMI 3 Short circuit or high voltage circuit

FMI 4 Short Circuit or Low Voltage

FMI 5 open circuit or low current

MID 128 PSID 108

Parameter:

SCR Urea Injection

Fault:

FMI 7 Incorrect Mechanical System Response

MID 128 PSID 115

Parameter:

There is no urea in the tank

Fault:

FMI 1 Data is reliable, but below normal

MID 128 PSID 161

Parameter:

No response from other control units

Fault:

FMI 12 Defective Component

MID 128 PSID 162

Parameter:

Wrong answer from other control units

Fault:

FMI 2 Bad Data

MID 128 PSID 201

Parameter:

MID144 data channel

Fault:

FMI 9 Incorrect data refresh rate (No communication with car control unit MID144)

MID 128 PSID 202

Parameter:

Data Channel MID140

Fault:

FMI 9 Incorrect data refresh rate (No communication with the control unit in the dashboard MID140)

MID 128 PSID 204

Parameter:

MID136 data channel

Fault:

FMI 9 Incorrect data refresh rate (No communication with the braking system control unit ABS, EBS)

MID 128 PSID 205

Parameter:

MID130 data channel

Fault:

FMI 9 Incorrect data refresh rate (There is no communication with the control unit of the gearbox MID130)

MID 128 PSID 206

Parameter:

MID222 data channel

Fault:

FMI 9 Incorrect data refresh rate (There is no communication with the control unit of the gearbox MID222)

MID 128 PSID 211

Parameter:

MID219 data channel

Fault:

FMI 9 Incorrect data refresh rate (There is no communication with the control unit of the gearbox MID219)

MID 128 PSID 214

Parameter:

MID249 data channel

Fault:

FMI 9 Incorrect data refresh rate (There is no communication with the control unit of the gearbox MID249)

MID 128 PSID 229

Parameter:

MID233 data channel, subnet number 1, SAE J1939

Fault:

FMI 9 Incorrect update rate

FMI 11 Unknown Malfunction

MID 128 PSID 232

Parameter:

Data channel, subnet number 1, SAE J1939-1

Fault:

FMI 2 Bad Data