Hino J05d/J08e Engine ECU Fault Codes List

By | 28/09/2018

Hino J05d/J08e Engine ECU Fault Codes List

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Hino J05d Fault Codes

Hino J05d

Fault codes in PDF

Hino J05d/J08e Engine ECU Fault Codes List

Diagnostics Trouble Codes

P-Code DST-1 Display Remarks Description
P0045 VNT Malfunction For the VNT. The VNT actuator has a malfunction.
 

P0049

Turbo Charger Turbine Over speed The turbine rotation sensor has been detected.  

Over speed of the turbo has been detected.

P0088 Common Rail Pressure -Too high   High fuel pressure has been detected.
 

P0093

Fuel System Leak Detected The pump does not work properly. (Fuel leak) There is a possibility of the fuel leakage. Perform the fuel leakage check.
 

P0102

Mass Air Flow Sensor Malfunction (LO)   “The mass air flow sensor has a malfunction. There are possibilities of the sensor malfunction, open and short circuit to ground in the harness.”
 

P0103

Mass Air Flow Sensor Malfunction (HI)   The mass air flow sensor has a malfunction.

There are possibilities of the sensor malfunction and short circuit to +B in the harness.

 

P0108

Boost Pressure Sensor Malfunction (HI)   The boost pressure cannot be detected properly. There are possibilities of the sensor malfunction and short circuit in the harness.
 

P0112

Intake Air Temperature Sensor Malfunction (LO) Integrated in the mass air flow sensor. “The temperature cannot be detected properly. There are possibilities of the sensor malfunction, short circuit to ground in the harness.”
 

P0113

Intake Air Temperature Sensor Malfunction (HI) Integrated in the mass air flow sensor. “The temperature cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to +B in the harness.”
 

P0117

Engine Coolant Temperature Sensor Malfunction (LO)   The temperature cannot be detected properly. There are possibilities of the sensor malfunction and short circuit to ground in the harness.
 

P0118

Engine Coolant Temperature Sensor Malfunction (HI)   “The temperature cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to +B in the harness.”
P-Code DST-1 Display Remarks Description
 

P0182

Fuel Temperature Sensor Malfunction (LO) Integrated in the supply pump. “The temperature cannot be detected properly. There are possibilities of the sensor malfunction, short circuit to ground in the harness.”
 

P0183

Fuel Temperature Sensor Malfunction (HI) Integrated in the supply pump. “The temperature cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to +B in the harness.”
P0191 Rail Pressure Sensor Malfunction Characteristic malfunc- tion The rail pressure cannot be detected properly. There is a possibility of the sensor malfunction.
 

P0192

Rail Pressure Sensor Malfunction (LO)   The rail pressure cannot be detected properly. There are possibilities of the sensor malfunction and short circuit to ground in the harness.
 

P0193

Rail Pressure Sensor Malfunction (HI)   “The rail pressure cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to +B in the harness.”
P0200 ECU Charge Circuit Malfunction (HI)   The voltage for the injector activation is too high. Replace the ECU.
P0201 Injector 1 Open Circuit   There is a possibility of the Injector 1 malfunction or open circuit in the harness.
P0202 Injector 2 Open Circuit   There is a possibility of the Injector 2 malfunction or open circuit in the harness.
P0203 Injector 3 Open Circuit   There is a possibility of the Injector 3 malfunction or open circuit in the harness.
P0204 Injector 4 Open Circuit   There is a possibility of the Injector 4 malfunction or open circuit in the harness.
P0205 Injector 5 Open Circuit   There is a possibility of the Injector 5 malfunction or open circuit in the harness.
P0206 Injector 6 Open Circuit   There is a possibility of the Injector 6 malfunction or open circuit in the harness.
P0217 Over Temperature Condition   The over temperature condition has been detected. Check the cooling system.
P0219 Engine Over speed Condition   The engine speed exceeded the rated value.
P0234 Turbo Charger Overboost Condition   The boost pressure is too higher than the specified value.
 

P0237

 

Boost Pressure Sensor Malfunction (LO)

  “The intake air pressure cannot be detected prop- erly.

There are possibilities of the sensor malfunction, open and short circuit in the harness.”

 

P0263

 

Correction Error Between Cylinders #1

  The rotation fluctuation in the cylinder 1 became big- ger than other cylinders.

There is a possibility that the flow damper is operat- ing.

 

P0266

 

Correction Error Between Cylinders #2

  The rotation fluctuation in the cylinder 2 became big- ger than other cylinders.

There is a possibility that the flow damper is operat- ing.

P-Code DST-1 Display Remarks Description
 

P0269

 

Correction Error Between Cylinders #3

  The rotation fluctuation in the cylinder 3 became big- ger than other cylinders.

There is a possibility that the flow damper is operat- ing.

 

P0272

 

Correction Error Between Cylinders #4

  The rotation fluctuation in the cylinder 4 became big- ger than other cylinders.

There is a possibility that the flow damper is operat- ing.

 

P0275

 

Correction Error Between Cylinders #5

  The rotation fluctuation in the cylinder 5 became big- ger than other cylinders.

There is a possibility that the flow damper is operat- ing.

 

P0278

 

Correction Error Between Cylinders #6

  The rotation fluctuation in the cylinder 6 became big- ger than other cylinders.

There is a possibility that the flow damper is operat- ing.

 

P0335

 

Crankshaft Position Sensor Malfunction

“In case that the NE and G sensor have malfunctions, this P code will be output.” The pulse from the crankshaft position sensor can- not be detected.

There are possibilities of the sensor and harness malfunctions.

 

P0340

 

Engine Speed Sensor Malfunction

  The pulse from the engine speed sensor cannot be detected.

There are possibilities of the sensor and harness malfunctions.

 

P0404

 

EGR Valve 1 Clogged

Clogging has been detected by the lift sen- sor.  

The EGR valve 1 is clogged in the open state.

 

P0405

EGR Lift Sensor 1 Malfunction (LO)   “The EGR lift sensor 1 has a malfunction.

There are possibilities of the sensor malfunction, open and short circuit to ground in the harness.”

 

P0406

EGR Lift Sensor 1 Malfunction (HI)   The EGR lift sensor 1 has a malfunction.

There are possibilities of the sensor malfunction and short circuit to +B in the harness.

 

P0407

EGR Lift Sensor 2 Malfunction (LO)   “The EGR lift sensor 2 has a malfunction.

There are possibilities of the sensor malfunction, open and short circuit to ground in the harness.”

 

P0408

EGR Lift Sensor 2 Malfunction (HI)   The EGR lift sensor 2 has a malfunction.

There are possibilities of the sensor malfunction and short circuit to +B in the harness.

 

P0489

 

EGR Solenoid Valve 1 Malfunction

  “The EGR solenoid valve 1 has a malfunction. There are possibilities of the solenoid valve malfunc- tion, open and short circuit to ground in the har- ness.”
 

P0490

EGR Solenoid Valve 1 Malfunction   The EGR solenoid valve 1 has a malfunction.

There are possibilities of the solenoid valve malfunc- tion and short circuit to +B in the harness.

 

P0500

 

Vehicle Speed Sensor Malfunction (LO)

 

Open circuit

The pulse from the vehicle speed sensor cannot be detected .

There are possibilities of the sensor and harness malfunctions.

P-Code DST-1 Display Remarks Description
 

P0501

 

Vehicle Speed Sensor Malfunction (HI)

 

Noise

The pulse from the vehicle speed sensor has an error.

There are possibilities of the sensor and harness malfunctions.

P0510 Idle Switch Malfunction   The idle switch does not function properly.

Monitor the state and check the ON/OFF judgment.

P0524 Engine Oil Pressure Too Low   The engine oil pressure became too low.
 

P1401

 

EGR Valve Clogged

Clogging has been detected by the lift sensor. The EGR valve 2 system is clogged in the open state.
 

P0540

Preheating System Malfunction   The intake heater relay has a malfunction.

There are possibilities of the relay and harness mal- functions.

 

P0545

Exhaust Gas Tempera- ture Sensor 1 Malfunction (LO)   The temperature cannot be detected properly. There are possibilities of the sensor malfunction and short circuit to ground in the harness.
 

P0546

Exhaust Gas Tempera- ture Sensor 1 Malfunction (HI)   “The temperature cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to +B in the harness.”
P0605 Flash ROM Malfunction   There is an internal malfunction in the ECU. Replace the ECU.
P0606 CPU Malfunction (Hard- ware Detected)   There is an internal malfunction in the ECU. Replace the ECU.
P0607 CPU Monitoring ID Malfunction   There is an internal malfunction in the ECU. Replace the ECU.
P0611 ECU Charge Circuit Malfunction   The voltage for the injector activation is too low. Replace the ECU.
P0617 Starter Switch Malfunction   There is a short in the starter switch circuit.

Monitor the state and check the ON/OFF judgment.

P0686 Main Relay Malfunction   The main relay cannot be turned OFF. Check the relay.
P0704 Clutch Switch Malfunction   The clutch switch cannot be detected properly. Monitor the state and check the ON/OFF judgment.
P0850 Neutral Switch Malfunction   The neutral switch cannot be detected properly. Monitor the state and check the ON/OFF judgment.
 

 

P1132

 

Accelerator Position Sensor for Operation (LO)

  The accelerator position sensor for operation cannot be detected properly.

Check the sensor voltage.

There are possibilities of open and short circuit to ground.

 

P1133

Accelerator Position Sensor for Operation (HI)   The accelerator position sensor for operation cannot be detected properly.

Check the sensor voltage.

There is a possibility of short circuit to +B.

P-Code DST-1 Display Remarks Description
 

P1142

 

Idle Volume (LO)

  The idle volume cannot be detected properly. Check the sensor voltage.

There are possibilities of open and short circuit to ground.

 

P1143

 

Idle Volume (HI)

  The idle volume cannot be detected properly. Check the sensor voltage.

There is a possibility of short circuit to +B.

P1211 Injector Common 1 Malfunction   There is a possibility of short circuit to ground. Check the injector and wiring.
P1212 Injector Common 1 Malfunction   There is a possibility of open or short circuit to +B. Check the injector and wiring.
P1214 Injector Common 2 Malfunction   There is a possibility of short circuit to ground. Check the injector and wiring.
P1215 Injector Common 2 Malfunction   There is a possibility of open or short circuit to +B. Check the injector and wiring.
 

P1427

Exhaust Pressure Sensor Malfunction (LO)   “The exhaust pressure cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to ground in the harness.”
 

P1428

Exhaust Pressure Sensor Malfunction (HI)   The exhaust pressure cannot be detected properly. There are possibilities of the sensor malfunction and short circuit to +B in the harness.
 

 

P1472

 

Transmission Retarder Relay Malfunction

Transmission retarder relay linked with the cruise control system for the large- and medium-size vehicles  

“The transmission retarder relay has a malfunction. There are possibilities of the relay malfunction, open and short circuit to ground in the harness.”

 

 

P1473

 

Transmission Retarder Relay Malfunction

Transmission retarder relay linked with the cruise control system for the large- and medium-size vehicles  

The transmission retarder relay has a malfunction. There are possibilities of the relay malfunction and short circuit to +B in the harness.

 

 

P1477

 

Cruise Control Retarder Relay Malfunction

Transmission retarder relay linked with the cruise control system for the medium-size vehicle  

“The cruise control retarder relay has a malfunction. There are possibilities of the relay malfunction, open and short circuit to ground in the harness.”

 

 

P1478

 

Cruise Control Retarder Relay Malfunction

Transmission retarder relay linked with the cruise control system for the medium-size vehicle  

The cruise control retarder relay has a malfunction. There are possibilities of the relay malfunction and short circuit to +B in the harness.

 

P1530

Engine Stop Switch Close Malfunction   The engine stop switch has a malfunction or there is short circuit in the wiring.

Monitor the state and check the ON/OFF judgment.

 

P1565

Cruise Control Switch Malfunction   The cruise control switch has a malfunction and remains ON.

Monitor the state and check the ON/OFF judgment.

P1601 QR Code Error   The QR code has an error. Check the QR code.
P-Code DST-1 Display Remarks Description
 

P1681

 

Exhaust Brake Solenoid Valve Malfunction

  “The exhaust brake solenoid valve has a malfunc- tion. There are possibilities of the solenoid valve malfunction, open and short circuit to ground in the harness.”
 

P1682

Exhaust Brake Solenoid Valve Malfunction   The exhaust brake solenoid valve has a malfunction. There are possibilities of the solenoid valve malfunc- tion and short circuit to +B in the harness.
 

P2002

DPR System Malfunction   The DPR system has a malfunction.

There are possibilities of the melt down and clog- ging. Perform the DPR system check.

 

P2032

Exhaust Gas Tempera- ture Sensor 2 Malfunction (LO)   The temperature cannot be detected properly. There are possibilities of the sensor malfunction and short circuit to ground in the harness.
 

P2033

Exhaust Gas Tempera- ture Sensor 2 Malfunction (HI)   “The temperature cannot be detected properly. There are possibilities of the sensor malfunction, open and short circuit to +B in the harness.”
 

P2120

Accelerator Position Sensor 1&2 Malfunction   Both the accelerator sensor 1 and 2 have malfunc- tions. There are possibilities of the sensor and har- ness malfunctions.
P2121 Accelerator Position Sensor 1 Malfunction   The accelerator position sensor 1 cannot be detected properly. Check the sensor voltage.
 

P2122

Accelerator Position Sensor 1 Malfunction (LO)   The accelerator position sensor 1 cannot be detected properly. Check the sensor voltage.
 

P2123

Accelerator Position Sensor 1 Malfunction (HI)   The accelerator position sensor 1 cannot be detected properly. Check the sensor voltage. There is a possibility of short circuit to +B.
P2126 Accelerator Position Sensor 2 Malfunction   The accelerator position sensor 2 cannot be detected properly. Check the sensor voltage.
 

P2127

Accelerator Position Sensor 2 Malfunction (LO)   The accelerator position sensor 2 cannot be detected properly. Check the sensor voltage. There are possibilities of open and short circuit to ground.
 

P2128

Accelerator Position Sensor 2 Malfunction (HI)   The accelerator position sensor 2 cannot be detected properly. Check the sensor voltage. There is possibility of short circuit to +B.
 

P2228

Atmospheric Air Pres- sure Sensor Malfunction (LO)   “The atmosphere pressure sensor (in ECU) has a malfunction. If the malfunction occurs frequently, it is necessary to repair or replace the ECU.”
 

P2229

Atmospheric Air Pres- sure Sensor Malfunction (HI)   “The atmosphere pressure sensor (in ECU) has a malfunction. If the malfunction occurs frequently, it is necessary to repair or replace the ECU.”
U0073 CAN Communication Malfunction (Engine) For middle-sized VNT There is a malfunction of communication with the VNT.
 

U0101

Lost Communication (Transmission) Communication error between pro-shift and AT-ECU  

Communication with the transmission ECU is lost.

U0104 Lost Communication (Cruise control)   Communication with the auto cruise ECU is lost.
P-Code DST-1 Display Remarks Description
U0121 Lost Communication (ABS)   Communication with the ABS ECU is lost.
U0132 Lost Communication (Air suspension)   Communication with the air suspension ECU is lost.
U0155 Lost Communication (Meter)   Communication with the meter ECU is lost.
U1001 CAN Communication error (Vehicle) CAN communication bus OFF judgment There is a malfunction of communication with other computers equipped in vehicle.
 

TBD

EGR Solenoid 1 Malfunction When linear solenoid specific P code is obtained “The EGR solenoid 1 has a malfunction.

There are possibilities of solenoid valve malfunction, open and short circuit to ground in the harness.”

 

TBD

EGR Solenoid 1 Malfunction When linear solenoid specific P code is obtained The EGR solenoid 1 has a malfunction.

There are possibilities of solenoid valve malfunction and short circuit to +B in the harness.

 

TBD

EGR Solenoid 2 Malfunction When linear solenoid specific P code is obtained “The EGR solenoid 2 has a malfunction.

There are possibilities of solenoid valve malfunction, open and short circuit to ground in the harness.”

 

TBD

EGR Solenoid 2 Malfunction When linear solenoid specific P code is obtained The EGR solenoid 2 has a malfunction.

There are possibilities of solenoid valve malfunction and short circuit to +B in the harness.

ECU External Wiring Diagram

ECU External Wiring Diagram

ECU External Wiring Diagram

ECU Connector Diagram

ECU Connector Terminal Layout

ECU Connector Terminal Layout

ECU Connector Terminal Layout

Terminal Connections

No. Pin Symbol Connections No. Pin Symbol Connections
1 (GND) ECU ground (spare) 18 (CASE GND) Case ground (spare)
2 (GND) ECU ground (spare) 19 KWP2000 ISO9141-K
3 IN3 spare 20 IN1
4 IN3- spare 21 AD1 Accelerator position sensor 1
5 +B Power 22 AD2 Accelerator position sensor 2
6 +B Power 23 AD10 Accelerator position sensor for operation
7 +B Power 24 AD12 spare
8 TAC1 spare 25 AD19 spare
9 TAC2 Tachometer signal (SINK) 26 AD20 spare
10 POUT1 spare 27 VS1 Vehicle speed sensor
11 POUT2 spare 28 CASE GND Case ground
12 POUT3 spare 29 IN2
13 POUT4 spare 30 AD14 IMC volume
14 PIN1 spare 31 AD15 spare
15 PIN2 spare 32 AD16 Intake air temp. sensor (Build-in Airflow meter)
16 33 AD17 spare
17 (BATT) 34 AD18 spare
35 +BF +BF 53 SW7 Brake switch
36 OUT5 Exhaust brake solenoid valve 54 A-GND4 Sensor ground 4
37 OUT6 spare 55 A-GND5 Sensor ground 5
38 OUT7 spare 56 SW1 Key switch
39 NE-SLD Engine RPM shield ground 57 A-VCC4 Sensor (Power supply) 4
40 NE+ Engine RPM + 58 SW8 Accelerator pedal switch
41 NE- Engine RPM – 59 SW10 spare
42 OUT1 spare 60 SW12 Constant-speed switch
43 OUT2 spare 61 SW17 Stop lamp switch
44 OUT3 Exhaust brake light 62 AD21 spare
45 OUT4 Glow indicator light 63 AD22 EGR valve lift sensor 2
46 SW1 Key switch 64
47 OUT8 spare 65 A-VCC5 Sensor (Power supply) 5
48 SW2 Starter switch 66 SW9 Neutral switch
49 SW3 Exhaust brake switch 67 SW11 spare
50 SW4 spare 68 SW16 Diag. switch
51 SW5 spare 69 SW18 spare
52 SW6 spare      
No. Pin Symbol Connections No. Pin Symbol Connections
70 OUT19 Glow relay 86
71 OUT20 Glow relay 87 SW31 AT identification signal
72 GND ECU ground 88 SW20 PTO2 switch
73 GND ECU ground 89 SW21 PTO switch
74 OUT17 ECU main relay 90 SW25 spare
75 OUT18 ECU main relay 91 SW26 spare
76 +BF +BF 92 SW13 Cruise switch 1
77 SW27 Clutch switch 93 SW28 Clutch stroke switch
78 SW spare 94 SW29 spare
79 SW Cruise switch 2 95 CANH CAN2 HI
80 SW Stop lamp switch 2 96 CANL CAN2 LOW
81 SW spare 97 SW32 Hydraulic pressure switch
82 S-OUT1 Check engine light 1 98 SW22 Warm-up switch
83 S-OUT2 spare 99 SW23 spare
84 S-OUT3 spare 100 SW30 spare
85 S-OUT4 spare 101 CAN-SLD CAN2 Shield ground
102 P-GND Power ground 120 G Cam angle
103 TWV1 Injector drive signal 1 121 AD4 Rail pressure sensor 1
104 TWV3 Injector drive signal 3 122 AD11 Airflow meter
105 TWV5 Injector drive signal 5 123 A-VCC3 Sensor (Power supply) 3
106 COMMON1 Injector drive power 1 124 NE-VCC spare
107 COMMON1 Injector drive power 1 125 A-VCC2 Sensor (Power supply) 2
108 OUT9 EGR linear solenoid drive 1 126 A-VCC1 Sensor (Power supply) 1
109 OUT10 EGR linear solenoid drive 2 127 AD13 EGR valve lift sensor 1
110 OUT11 spare 128 AD3 Boost pressure sensor
111 OUT12 spare 129 (GND) ECU ground (spare)
112 OUT13 Cruise lamp 130 (GND) ECU ground (spare)
113 OUT14 Constant-speed lamp 131 G-GND CAM angle ground
114 OUT15 spare 132 AD5 Rail pressure sensor 2
115 OUT16 spare 133 G-VCC Cam angle VCC (5V)
116 134 A-GND1 Sensor ground 1
117 135 A-GND2 Sensor ground 2
118 A-GND6 Airflow ground 136 A-GND3 Sensor ground 3
119 NE (MRE)        
No. Pin Symbol Connections No. Pin Symbol Connections
137 TWV2 Injector drive signal 2 153 PCV1 spare
138 TWV4 Injector drive signal 4 154 AD6 spare
139 TWV6 Injector drive signal 6 155 AD7 Water temp. sensor
140 P-GND Power ground 156
141 P-GND Power ground 157 CAN1H CAN1 HI
142 COMMON2 Injector drive power 2 158 CAN1L CAN1 LOW
143 COMMON2 Injector drive power 2 159
144 SCVLO HP 3 or 4 pump control valve drive signal 160
145 SCVLO HP 3 or 4 pump control valve drive signal 161 (CASE GND) Case ground (spare)
146 SCVHI HP 3 or 4 pump control valve power 162 AD8 spare
147 SCVHI HP 3 or 4 pump control valve power 163 AD9 Fuel temp. sensor 2
148 164
149 165 CAN1-SLD spare
150 PCV2 spare 166
151 PCV2 spare 167 (CASE GND) Case ground (spare)
152 PCV1 spare      
Built-in PATM Atmospheric air pressure sensor