MID223 GECU Volvo FH gear selector control fault codes

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MID223 GECU Volvo FH – Deciphering of diagnostic trouble codes of gearshift selector

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MID 223 PID 158

Parameter:

Power supply control unit

Fault:

FMI 0   The power supply voltage of the GECU unit is above 33 V. A device for fast charging of batteries is connected, electric welding has been performed, or the battery charging regulator is faulty.

FMI 1   The power supply voltage of the GECU unit is below 9 V. The contact of the GECU unit connection with the power or ground point is broken. The batteries may be dead.

MID 223 SID 41

Parameter:

Shift Button Position

Fault:

FMI 2   There is no voltage 5 V. power button.

FMI 4   The power supply voltage of the button is between 0 and 0.5 V. A short circuit in the circuit of the button to ground.

FMI 5   The button supply voltage is between 0.9 and 1.1 V. There is an open circuit in the button circuit.

MID 223 SID 42

Parameter:

Position of gear down button

Fault:

FMI 2   There is no voltage 5 V. power button.

FMI 4   The power supply voltage of the button is between 0 and 0.5 V. A short circuit in the circuit of the button to ground.

FMI 5   The button supply voltage is between 0.9 and 1.1 V. There is an open circuit in the button circuit.

MID 223 SID 231

Parameter:

SAE J1939 data feed

Fault:

FMI 2   There is no data in the data channel. Broken wire data channel. Oxidized or damaged contacts in the connectors.

MID 223 SID 237

Parameter:

Starter lock relay

Fault:

FMI 3   Short circuit to the power wire or closed relay K03.

MID 223 SID 240

Parameter:

Program memory

Fault:

FMI 2   Error in the software. Reprogram the GECU.

MID 223 SID 250

Parameter:

SAE J1708 data feed

Fault:

FMI 9   Data feed is not working. Broken wire data channel. Oxidized or damaged contacts in the connectors. The unit may be reprogrammed or the GECU is faulty.

MID 223 SID 253

Parameter:

Gauge EEPROM Memory

Fault:

FMI 2   Error in the software. Reprogram the GECU.

MID 223 SID 254

Parameter:

Failure in hardware

Fault:

FMI 12   Internal malfunction in TECU MID130 gearbox control unit. Replace the TECU.

MID 223 PPID 54

Parameter:

Supply voltage of sensors and selector buttons +5 V

Fault:

FMI 0   The supply voltage exceeds 6 V. A short circuit in the selector to the power supply or to a higher voltage.

FMI 1   Supply voltage below 4 V. Open or short in the selector.

MID 223 PSID 1

Parameter:

Button saving modes and injectivity (E / P)

Fault:

FMI 2   There is no voltage 5 V. power button.

FMI 4   The power supply voltage of the button is between 0 and 0.5 V. A short circuit in the circuit of the button to ground.

FMI 5   The button supply voltage is between 0.9 and 1.1 V. There is an open circuit in the button circuit.

MID 223 PSID 3

Parameter:

Emergency button “LIMP HOME”

Fault:

FMI 2   There is no voltage 5 V. power button.

FMI 4   The power supply voltage of the button is between 0 and 0.5 V. A short circuit in the circuit of the button to ground.

FMI 5   The button supply voltage is between 0.9 and 1.1 V. There is an open circuit in the button circuit.

MID 223 PSID 6

Parameter:

Button for folding the selector lever FOLD

Fault:

FMI 2   There is no voltage 5 V. power button.

FMI 4   The power supply voltage of the button is between 0 and 0.5 V. A short circuit in the circuit of the button to ground.

FMI 5   The button supply voltage is between 0.9 and 1.1 V. There is an open circuit in the button circuit.

MID 223 PSID 7

Parameter:

The position of the selector lever

Fault:

FMI 12   Signals from leverage sensors do not meet acceptable values. Open, short circuit in the selector, there is no signal from the sensor, several sensors simultaneously give the wrong signal.

MID 223 PSID 30

Parameter:

TMS data channel (similar to SAE J1939, used only for communication between MID223 and MID130)

Fault:

FMI 2   There is no data in the data channel. Broken wire data channel. Oxidized or damaged contacts in the connectors. The control unit may be faulty.

FMI 9   Message update time from MID130 transmission control unit has expired. The fuse in the power supply circuit of the control unit of the gearbox MID130 has blown, the data channel wiring is damaged, the control unit is being reprogrammed or the unit is faulty.

MID 223 PSID 36

Parameter:

Power relay selector control unit

Fault:

FMI 7   The relay does not turn on. Faulty relay K05.

FMI 12   Shorting the signal wire to ground when the relay is on.

MID 223 PSID 42

Parameter:

Signals

Fault:

FMI 2   Power failure (KL / DR, pin 2). Broken wire or fuse F57 defective.

MID 223 PSID 100

Parameter:

The position of the selector lever

Fault:

FMI 2   The micro switch in the selector is faulty.

MID 223 PSID 200

Parameter:

Data Link Disruption SAE J1939 with engine control unit MID128

Fault:

FMI 9   The MID223 selector control unit does not receive signals from the MID128 engine control unit through the SAE J1939 data channel. Broken or partial damage to data wire between the blocks.

MID 223 PSID 201

Parameter:

Data Link Disruption SAE J1939 with car control unit MID144

Fault:

FMI 9   The MID223 selector control unit does not receive signals from the MID144 vehicle control unit via SAE J1939 data channel. Broken or partial damage to data wire between the blocks.

MID 223 PSID 205

Parameter:

Data Link Disruption SAE J1939 with gearbox control box MID130

Fault:

FMI 9   The MID223 selector control unit does not receive signals from the MID130 gearbox control unit via the SAE J1939 data channel. Broken or partial damage to data wire between the blocks.

MID 223 PSID 254

Parameter:

DIEE signal

Fault:

FMI 3   Shorting the signal wire to the power wire.

One thought on “MID223 GECU Volvo FH gear selector control fault codes

  1. Julie

    G’day have an auto Mack trident 2011 which has stopped and stuck in gear. Fault code on gear selector shows 2 stars. Can start it using the old screwdriver trick to starter motor. Any ideas? Thinking it’s the ECU/ECM ? Have checked fuses. Thank you in advance. Kind regards, Julie

    Reply

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