| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 123 | Edc lamp | Warning light permanently off. | Short circuit or defective wiring. | Check wiring. | ||
| 124 | Cold start lamp | Warning light permanently off. | Short circuit or defective wiring. | Check wiring. | ||
| 125 | Main relay defect | Possible problems during after-run. | Relay short circuit to battery positive or ground. | Check wiring between ECM and battery.Replace relay if necessary. | ||
| 126 | Battery voltage | Possible problems during after-run. | Alternator or battery defective. Possible wiring problem. | Check wiring.Replace alternator regulator or battery Replace the alternator if necessary. | ||
| 127 | Engine brake electro valve | Engine brake not operational. | Relay or wiring short-circuited or interrupted. | Check wiring.Replace relay if necessary. | ||
| 128 | Main relay – short circuit to battery | Possible problems during after-run. | Relay short circuit to battery positive or ground.Relay may be faulty. | Check wiring between ECM and battery.Replace relay if necessary. | ||
| 129 | Air conditioner compressor relay | Possible problems during after run. | Relay short circuit to battery positive or ground.Relay may befaulty. | Check wiring between ECM and battery.Replace relay if necessary. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 113 | Accelerator pedal/ brake pedal suspect | Vehicle acceleration very slow. Engine idle speed: 500 rpm. | Accelerator pedal and brake pressed simultaneously (for too long); Accelerator pedal blocked or faulty;Incorrect use of vehicle. | Check the accelerator pedal signal and pedal mechanical movement. | ||
| 116 | Clutch signal suspect | The parameter reading shows that the clutch is pressed. | Clutch switch faulty or wiring problems in pedal. | Check clutch pedal switch and wiring. | ||
| 117 | Brake pedal signal error | Slight power re- duction | Main and secondary brake switch not synchronised. One of the two brake pedal switches may be stuck. | Check the synchronisation of both switches (signal) and wiring. | ||
| 119 | Plausibility + 15 | Possible mechanical problem (in pawl) or electrical problem. | Check wiring. | |||
| 121 | Speed limiter w / light | Warning light permanently off. | Short circuit or defective wiring. | Check wiring. | ||
| 122 | Warning light ODB | Warning light permanently off. | Short circuit or defective wiring. | Check wiring. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 12A | Relays for engine brake valve | Possible problems during after run. | Relay short circuit to battery positive or ground.Relay may be faulty. | Check wiring between ECM and battery.Replace relay if necessary. | ||
| 12B | Thermostarter relay 1 (heater) | Heater not working. | Relay or wiring short circuited or interrupted. | Check wiring.Replace relay if necessary. | ||
| 12C | Thermostarter relay 2 | Heater not working. | Relay or wiring short circuited or interrupted. | Check wiring.Replace relay if necessary. | ||
| 12E | Management system pre/ post heating (active) | Grid heater permanently operating. | Grid heater short circuited to ground. | Check wiring and component. | ||
| 131 | Coolant temperature sensor | No reaction noticeable on behalf of the driver. | Sensor short -circuited or value implausible. | Check the wiring. Replace sensor if necessary. | ||
| 132 | Coolant temperature sensor (test) | Slight power reduction. | Operation in extreme environmental conditions or sensor inaccurate. | Ensure the engine is not working in extreme environmental conditions.Check the wiring and the sensor accuracy.Replace sensor if necessary. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 133 | Air temperature sensor boost air | Slight power re- duction. | Sensor short circuited or value implausible. | Check the wiring. Re- place sensor if necessary. | ||
| 134 | Boost pressure sensor | No reaction perceivable by the driver.Parameter recovery value: 2700 mbar. | Sensor short circuited or difference between environmental pressure and turbo pressure implausible. | Check the wiring. Also check the environ- mental pressure sensor. Replace sensor if necessary. | ||
| 135 | Fuel temperature sensor | Slight power re- duction. | Sensor short-circuited or value implausible. | Check the wiring. Re- place sensor if necessary. | ||
| 138 | Oil pressure sensor | No reaction perceivable by the driver.Parameter recovery value: 3000 mbar. | Sensor short-circuited or value implausible. | Check the wiring and oil level.Replace sensor if necessary. | ||
| 13A | Oil temperature sensor | No reaction perceivable by the driver.Parameter recovery value: coolant temperature value (if intact) otherwise120 C). | Sensor short-circuited or value implausible. | Check the wiring. Replace sensor if necessary. | ||
| 13C | Atmospheric temperature sensor (humidtiy?) | No reaction perceivable by the driver.Parameter recovery value: 40 C. | Sensor short-circuited or value implausible. | Check the wiring. Replace sensor if necessary. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 141 | Crankshaft speed | No reaction noticeable on behalf of the driver. | Signal interrupted or wiring problem.Sensor installation may not be correct. | Check wiring and installation.Replace sensor if necessary. | ||
| 142 | Engine working onlyWith camshaft sensor | No reaction perceivable by the driver. | Signal interrupted or wiring problem.Sensor installation may not be correct. | Check wiring and installation.Replace sensor ifnecessary. | ||
| 143 | Camshaft sensor | No reaction perceivable by the driver. | Signal interrupted or wiring problem.Sensor installation may not be correct. | Check wiring and installation.Replace sensor if necessary. | ||
| 144 | Fault between fly-Wheel sensor and camshaft | No reaction noticeable on behalf of the driver. | Signal interrupted or wiring problem.Flywheel and timing sensor installation may be incorrect. | Check wiring and installation of both sensors. | ||
| 145 | Fan relay | No reaction perceivable by the driver.Fan off. | Short circuit or fan actuator faulty. | Check the wiring and the fan actuator.Replace the actuator if necessary. | ||
| 148 | Air conditioner compressor relay | Air conditioner permanently off. | Wiring or relay short-circuited. | Check the wiring. Replace relay if necessary. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 149 | Preheating relay fuelFilter | Filter heater not working. | Wiring or filter heater short-circuited. | Check the wiring. Re- place the filter heater if necessary. | ||
| 151 | Injector cylinder 1 | The engine runs on 5 cylinders. | Injector no.1 electric trouble. | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC -connector. | ||
| 152 | Injector cylinder 2 | The engine runs on 5 cylinders. | Injector no.2 electric trouble. | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC connector. | ||
| 153 | Injector cylinder 3 | The engine runs on 5 cylinders. | Injector no.3 electric trouble | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC connector. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 149 | Pre-heating relay fuelFilter | Filter heater not working. | Wiring or filter heater short-circuited. | Check the wiring. Replace the filter heater if necessary. | ||
| 151 | Injector cylinder 1 | The engine runs on 5 cylinders. | Injector no.1 electric trouble. | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC- connector. | ||
| 152 | Injector cylinder 2 | The engine runs on 5 cylinders. | Injector no.2 electric trouble. | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring be- tween the solenoid valve and EDC-connector. | ||
| 153 | Injector cylinder 3 | The engine runs on 5 cylinders. | Injector no.3 electric trouble | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC-connector. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 154 | Injector Cylinder 4 | The engine runson 5 cylinders | Injector no.4electric trouble | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC connector. | ||
| 155 | Injector Cylinder 5 | The engine runs on 5 cylinders | Injector no.5 electric trouble | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC connector. | ||
| 156 | Injector Cylinder 6 | The engine runs on 5 cylinders | Injector no.6 electric trouble | Check correct tightness to torque of the connectors on the solenoid valve of the injector (1.36 – 1.92 Nm). Check the integrity of the injector coil and replace the injector if defective. If the coil is integral, check the wiring between the solenoid valve and EDC connector. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 161 | Injector Cylinder 1 / short-Circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible short-circuit in connections. Possible problem inInjector coil . Possible problem in control unit. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 162 | Injector Cylinder 2 / short-Circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible short-circuit in connections. Possible problem in injector coil . Possible problem in control unit. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 163 | Injector Cylinder 3 / short-Circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible short circuit in connections. Possible problem in injector coil . Possible problem in control unit. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 164 | Injector Cylinder 4 / short-Circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible short-circuit in connections. Possible problem in injector coil . Possible problem in control unit. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 165 | Injector Cylinder 5 / short-Circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible short circuit in connections. Possible problem in injector coil . Possible problem in control unit. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 166 | Injector Cylinder 6 / short-Circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible short-circuit in connections. Possible problem in injector coil. Possible problem in control unit. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 167 | Injector Cylinder 1 / open circuit | One or more injectors (bank 1 orbank 2) not operating. | Possible injectorConnection problem (or disconnected internally). Possible problem in controlunit (capacitor). | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 168 | InjectorCylinder2 / openCircuit | One or more injectors (bank 1 or bank 2) not operating. | Possible injector connection problem (or disconnected internally). Possible problem in controlunit (capacitor). | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 169 | InjectorCylinder3 / openCircuit | One or more injectors (bank 1 or bank 2) not operating. | Possible injector connection problem (or disconnected internally). Possible problem in controlunit (capacitor). | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 16A | Injector cylinder 4 / open circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible injector connection problem (or disconnected internally). Possible problem in control unit (capacitor). | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 16B | Injector cylinder 5 / open Circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible injector connection problem (or disconnected internally). Possible problem in control unit (capacitor). | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 16C | Injector cylinder 6 / open circuit | One or more injectors (bank 1 or bank 2) not operating. | Possible injector connection problem (or disconnected internally). Possible problem in control unit (capacitor). | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 16D | Compression test in progress | Compression Test in progress. | After carrying out the compression test, turn the key OFF (after-run). |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 16E | The minimum number of injectionsWas not reached: stop the Engine | More than 2 injectors not operating. | See individual faults in injectors. | |||
| 171 | Bench 1 cc | One or more injectors (bank 1 or bank 2) not operating. | Possible injector connection problem.Injectors short-circuited. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 173 | Bench 2 cc | One or more injectors (bank 1 or bank 2) not operating. | Possible injector connection problem.Injectors short-circuited. | Check wiring. Possible internal problem also in ECM. Replace the injector if necessary. | ||
| 17C | Bench 1 injectors check (internal ecu) | One or more injectors (bank 1 or bank 2) may not be operating. | Fault in control unit. | Replace the engine control unit. | ||
| 189 | Egr power St. Short To batt. | No fault perceived by the driver. EGR not working. | Short circuit or EGR actuator faulty. | Check wiring.Replace the EGR actuator if necessary. | ||
| 191 | Turbine actuator controlElectro-valve | Poor performance | VGT actuator or wiring defective. | Check VGT wiring and actuator. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 192 | TURBINEACTUATOR CONTROLELECTRO-VALVESHORT-CIRCUITTO POSITIVE | Poor performance | VGT actuator or wiring defective. | Check VGT wiring and actuator. | ||
| 193 | TURBINE WHEEL REVS SENSOR | Poor performance | Air filter blocked or turbine rpm sensor signal implausible. | Check the air filter and check parameters linked with the turbine by performing a road test (parameter acquisition). | ||
| 198 | FAULT ON AT LEAST TWO OF THE FOLLOWING SENSORS: TURBINE SPEED, BOOT PRESSUR AND EXHAUST GAS PRESSURE | Poor performance | Sensor signal implausible. Sensor may be faulty. | Determine which turbine component caused the problem. | ||
| 199 | TURBO-CHARGER CONTRO BOOST PRESSURE FAILURE (PCR) | Poor performance | Turbo sensor or actuator may be faulty. Air filter may be blocked. | Check turbine sensors and actuator (parameter acquisition). Check whether air filter is blocked. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 19A | TURBINE SPEED EXCEEDING EVERY PERMITTED RANGE | Poor performance | Turbo sensor or actuator may be faulty. Air filter may be blocked. | Check turbine sensors and actuator (parameter acquisition). Check whether air filter is blocked. | ||
| 19B | TURBINE IN OVERSPEED (THE FAULT IS NOT DISPLAYED IF IT IS CAUSED BY A LOW ATMOSPERIC PRESSURE) | Poor performance | Air filter blocked or turbine rpm sensor signal implausible. | Check the air filter and check parameters linked with the turbine by performing a road test (parameter acquisition). | ||
| 19F | NOx SENSOR ERROR | No effect perceived by the driver. | Sensor signal implausible. Nox sensor may be faulty. | Check the Nox sensor. | ||
| 1A5 | TIMEOUT OF CAN MESSAGEDM1DCU | No effect perceived by the driver. | Problems in the Denoxtronic (on the CAN line). | Check wiring.Check and correct any faults in the Denoxtronic control unit. | ||
| 1A6 | TIMEOUT OF CAN MESSAGE SCR1 | No effect perceived by the driver. | CAN configuration incorrect. CAN connection defective. Terminal resistance not suit-able. | Check CAN line wiring. Check Denoxtronic control unit wiring and operation. | ||
| 1AE | HUMIDITY SENSOR | No effect perceived by the driver. | Sensor short-circuited or faulty. | Check wiring Replace sensor if necessary. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 1AF | SERIOUSE OBD FAULTFROM DENOXTRONIC (EOBD FLASHING LIGHT) | No effect perceived by the driver. | Problems in AdBlue dosing system. | Check the faults in the Denoxtronic and consult the control unit troubleshooting guide. | ||
| 1B1 | ERROR ON CAN CONTROLLER A | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check terminal resistances. | ||
| 1B2 | ERROR ONCAN CONTROLLER B | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check terminal resistances. | ||
| 1B3 | ERROR ON CAN CONTROLLER C | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check terminal resistances. | ||
| 1B4 | TIMEOUT CAN MESSAGE BC2EDC1 | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check BC wiring and operation. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 1B5 | TIMEOUT CAN MESSAGE VM2EDC | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check VCM wiring and operation. | ||
| 1B7 | ERROR ON MESSAGES CAN IN TRANSMISSION | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check ECM wiring and operation. | ||
| 1B9 | ERROR ON THE EOBD LIGHT MANAGED BY THE CLUSTER) | No effect perceived by the driver. | MIL/Body Controller warning light defective. | Consult the Body Controller troubleshooting guide and check the CAN line. | ||
| 1BA | TIMEOUT CAN MESSAGE DASH DISPLAY | No effect perceived by the driver. | CAN messages from VCM inconsistent. | Consult the VCM troubleshooting guide and check the CAN line. | ||
| 1BC | TIMEOUT CAN MESSAGE AMBCOND | No effect perceived by the driver. | CAN messages from VCM in- consistent. | Consult the VCM troubleshooting guide and check the CAN line. | ||
| 1BD | TIMEOUT CAN MESSAGE CCVS | No effect perceived by the driver. | CAN messages from VCM or BC inconsistent. | Consult the VCM /BC troubleshooting guide and check the CAN line. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 1C2 | ERROR MESSAGE CAN ETC1 | No effect perceived by the driver. | CAN messages from ETC (gearbox) inconsistent. | Check the ETC connection with the CAN line. | ||
| 1C3 | TIMEOUT IN RECEIVING TC01 CAN MESSAGE | No effect perceived by the driver. | CAN messages from TCO in- consistent. | Check the TCO connection with the CAN line. | ||
| 1C6 | ERROR MESSAGE CAN TSC1PE | No effect perceived by the driver. | CAN messages from TCU (Transmission Control Unit) inconsistent. | Check the TCU connection with the CAN line. | ||
| 1C8 | ERROR MESSAGE CAN TSC1VE | No effect perceived by the driver. | CAN messages from TCU (Transmission Control Unit) inconsistent. | Check the TCU connection with the CAN line. | ||
| 1D1 | ECU OVERRUN MONITORING ERROR | No effect perceived by the driver. | Electrical interference or internal control unit problems. | If the error persists to replace ECU. | ||
| 1D2 | ECU OVERRUN MONITORING ERROR | No effect perceived by the driver. | Poor control unit programming/flash Possible internal fault. | Reprogram the central unit. If the error is repeated, replace the central unit, if needed. | ||
| 1D3 | ECU OVERRUN MONITORING ERROR | No effect perceived by the driver. | Poor control unit programming/flash Possible internal fault. | Reprogram the central unit. If the error is repeated, replace the central unit, if needed. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 1D4 | ECU OVERRUN MONITORING ERROR | No effect perceived by the driver. | Ecu internal failure. | If the error persists to replace ECU. | ||
| 1D5 | ECU OVERRUN MONI- TORING ERROR | No effect perceived by the driver. | Ecu internal failure. | If the error persists to replace ECU. | ||
| 1D6 | ECU INTERNAL ERROR (TPU) | Control unit deactivation. | Electronic interference or control unit faulty. | If the error persists to replace ECU. | ||
| 1D8 | ECU OVERRUN MONI TORING ERROR | No effect perceived by the driver. | Ecu internal failure. | If the error persists to replace ECU. | ||
| 1E2 | IMMOBILIZER | The engine fails to start. | Problem in CAN line or immobiliser control unit. | Check the Immobiliser control unit is correctly connected.Enter the Immobiliser PIN code during the emergency procedure. | ||
| 1E3 | ERROR FOR ECU INTERNAL MONI TORING | No effect perceived by the driver. | Ecu internal failure. | If the error persists to replace ECU. | ||
| 1E4 | ERROR FOR ECU INTERNAL MONITORING | No effect perceived by the driver. | Ecu internal failure. | If the error persists to replace ECU. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible | Cause | Repair action |
| 1E5 | SENSORS POWER SUPPLY FAULT (12V) | No effect perceived by the driver. | Excessive/insufficientBattery voltage or possible internal control unit problem. | Check battery voltage or connections with the ECM. Replace the control unit if necessary. | |||
| 1E6 | SENSOR POWER SUPPLY 1 | No effect perceived by the driver. | Excessive/insufficientBattery voltage or possible internal control unit problem | Check battery voltage or connections with the ECM. Replace the control unit if necessary. | |||
| 1E7 | SENSOR POWER SUPPLY 2 | No effect perceived by the driver. | Excessive/insufficientBattery voltage or possible internal control unit problem | Check battery voltage or connections with the ECM. Check ECU, if required. | |||
| 1E8 | SENSOR POWER SUPPLY 3 | No effect perceived by the driver. | Excessive/insufficientBattery voltage or possible internal control unit problem | Check battery voltage or connections with the ECM. Replace the control unit if necessary. | |||
| 1E9 | ECU OVERRUN MONITORIN ERROR | No effect perceived by the driver. | Excessive/insufficientBattery voltage or possible internal control unit problem | Check battery voltage or connections with the ECM. Replace the control unit if necessary. | |||
| 1EA | ECU OVERRUN MONITORIN ERROR | No effect perceived by the driver. | Excessive/insufficientBattery voltage or possible internal control unit problem | Check battery voltage or connections with the ECM. Replace the control unit if necessary. | |||
| 1EB | ATMOSPHERIC PRESSURE SENSOR | No effect perceived by the driver. | Excessive/insufficientBattery voltage or possible internal control unit problem | Change ECU. | |||
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 1FA | TOO HIGH NUMBER OF REGENERATIONS DEMAND | No reaction perceivable by the driver. Too many filter regenerations carried out. | Particulate filter may be blocked. | Check filter. | ||
| 1FB | PERMANENT RIGENERATION ON TRAP PARTICLE | No reaction perceivable by the driver. | Catalytic converter not installed or damaged. | Check catalytic converter visually. | ||
| 1FC | FIRST SENSOR EXAUSTED GAS TEMPERATURE | No reaction perceivable by the driver. | Temperature sensors damaged or incorrectly fitted. | Check information and condition of sensors. | ||
| 21F | TOO HIGH EFFICIENCY OF CATALYST SYSTEM | No reaction noticeable on behalf of the driver. | Actuator coil faulty or not within specified tolerance limits. | Check actuator condition. | ||
| 225 | INTERRUPTEDAFTERRUN | Slight power reduction. | The control unit is turned off by the general switch instead of by the key (k15). Possible problem in main relay or connections. | Check wiring and then replace the main relay. | ||
| 228 | MAIN RELAY – SHORT CIRCUIT TO GROUND | Slight power reduction. | Short circuit in main relay or relay faulty. | Check wiring between battery and ECM and then replace the main relay. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 232 | COOLANT TEMPERATURE SENSOR ABSOLUTE TEST | Slight power reduction | Extreme environmental conditions or sensor incorrectly adjusted. | Ensure the engine is working in non-critical conditions. Check the sensor connections and accuracy. Replace sensor if necessary. | ||
| 238 | OIL LOW PRESSURE | Slight power re- duction | Sensor incorrectly adjusted or faults in lubrication system. | Check the sensor connections and accuracy. Check the lubrication system. | ||
| 23A | OIL TEMPERATURE ABOVE NORMAL | Slight power reduction | Sensor incorrectly adjusted or faults in lubrication system. | Check the sensor connections and accuracy. Check the lubrication system. | ||
| 27C | BENCH 2 INJECTORS CHECK (INTERNAL ECU) | One or more injectors (bank 1 or bank 2) may not be operating | Fault in control unit. | Replace the engine control unit. | ||
| 292 | TURBINE ACTUATOR CONTROLELECTROVALVE SHORT CIRCUIT TOGROUND | Poor performance | VGT actuator or wiring defective. | Check VGT wiring and actuator. | ||
| 2A6 | TIMEOUT OF CAN MESSAGE SCR2 | No effect perceived by the driver | Problem in the Denoxtronic(on the CAN line). | Check the faults in the Denoxtronic and consult the control unit troubleshooting guide. Check wiring. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 2AF | SERIOUS EOBD FAULT FROM DENOXTRONIC (EOBD FLASHINGLIGHT) | No effect perceived by the driver. | Problems in AdBlue dosing system. | Check the faults in the Denoxtronic and consult the control unit troubleshooting guide. | ||
| 2B4 | TIMEOUT CAN MESSAGE BC2EDC2 | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check BC wiring and operation. | ||
| 2C6 | TIMEOUT OF CAN MESSAGE TSC1-PE PASSIVE | No effect perceived by the driver. | CAN messages from TCU (Transmission Control Unit) inconsistent. | Check the TCU connection with the CAN line. | ||
| 2C8 | ERROR MESSAGE CAN TSC1VR | No effect perceived by the driver. | CAN messages from TCU (Transmission Control Unit) inconsistent. | Check the TCU connection with the CAN line. | ||
| 2C9 | ERROR MESSAGE CAN TIMEDATE | No effect perceived by the driver. | CAN messages from TC (tachograph) inconsistent. | Check the tachograph connection with the CAN line. | ||
| 2D3 | ECU OVERRUN MONITORING ERROR | No effect perceived by the driver. | Poor control unit programming/flash Possible internal fault. | Reprogram the central unit. If the error is repeated, replace the central unit, if needed. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 2FF | ERROR CHECK OF CRITICAL TIME FOR OIL DILUTION | Slight power reduction | Oil overdiluted. | Change the engine oil . | ||
| 392 | TURBINE ACTUATORCONTROLELECTRO-VALVE | Poor performance | Connection damaged. Battery voltage excessive (ECU overheating). | Check VGT connection and actuator. | ||
| 3AF | SERIOUSE OBD FAULT FROM DENOXTRONIC (EOBD FLASHING LIGHT) | No effect perceived by the driver. | Problems in AdBlue dosing system. | Check the faults in the Denoxtronic and consult the control unit troubleshooting guide. | ||
| 3C8 | TIMEOUT OF CAN MESSAGE TSC1-VE PASSIVE | No effect perceived by the driver. | CAN messages from TCU (TransmissionControl Unit) inconsistent. | Check the TCU connection with the CAN line. | ||
| 3C9 | ERROR MESSAGE CAN HRDV | No effect perceived by the driver. | CAN configuration incorrect. CAN connections defective. Terminal resistance not suitable. | Check CAN line wiring. Check BC wiring and operation. | ||
| 3D3 | ECU OVERRUN MONITORING ERROR | No effect perceived by the driver. | Poor control unit programming/flash Possible internalfault. | Reprogram the central unit. If the error is repeated, replace the central unit, if needed. |
| DTC | FMI | Failing component | Type of Failure | Visible failure | Possible Cause | Repair action |
| 3FA | REGENERATION DEMAND NUMBER 2 | No effect perceived by the driver. | Too many regenerations carried out. | Check particulate filter and faults in sensors. | ||
| 4AF | SERIOUSE OBD FAULT FROM DENOXTRONIC (EOBD FLASHING LIGHT) | No effect perceived by the driver. | Problems in AdBlue dosing system. | Check the faults in the Denoxtronic and consult the control unit troubleshooting guide. | ||
| 4C8 | TIMEOUT OF CAN MESSAGE TSC1-VR PASSIVE | No effect perceived by the driver. | CAN messages from TCU (Transmission Control Unit) inconsistent. | Check the TCU connection with the CAN line. | ||
| 4FA | REGENERATION DEMAND NUMBER 3 | No effect perceived by the driver. | Too many regenerations carried out. | Check particulate filter and faults in sensors. | ||
| 5AF | DM1DCU SPN5 MESSAGE | No effect perceived by the driver. | Problems in AdBlue dosing system. | Check the faults in the Denoxtronic and consult the control unit troubleshooting guide. |
