Volvo Penta Power Generation Engine Fault Code Register

Volvo Power Generation Engine Fault Code Register

No faults (code 2.0.0)

Engine speed sensor, camshaft (code 2.1.1, PID190)

Possible reason:

• Faulty sensor, connector or cable.

• Incorrect distance to cam wheel.

• High frequency interference.

Reaction: Engine is shut off.

Action:

• Check that the engine speed sensor is installed with the correct distance to the camshaft.

• Check the cables for the engine speed sensor for breaks and short circuits.

• Check the connector for poor contact.

• Check sensor function. Change the sensor as necessary.

Overspeed (Code 2.1.4, PID190)

Possible reason: The engine speed is or has been higher than the permissible.

Reaction: Fuel injection ceases and the fault code lamp lights up until the engine speed falls below the permissible limit again.

Action:

• Check the control rod for the injection pumps.

• Check the actuator, replace it if necessary.

• Check the cables for the actuator for breaks and short circuits.

• Check the number of teeth on the camshaft wheel.

• For VE engines, it may be necessary to check the function of the “limp home” mode.

Volvo Generator TAD532GE Series Engine

Accelerator pedal sensor (Code 2.2.1, PID 91)

Possible reason: Faulty sensor, connector or cable.

Reaction: Engine goes to limp home speed.

Action:

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

Charge pressure sensor (Code 2.2.2, PID 102)

Possible reason: Faulty sensor, connector or cable.

Reaction: A fault code is generated.

Action:

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

Oil pressure sensor (Code 2.2.4, PID 100)

Possible reason: Faulty sensor, connector or cable.

Reaction: A fault code is generated.

Action:

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

Coolant temperature sensor (Code 2.2.5, PID 110)

Possible reason: Faulty sensor, connector or cable.

Reaction: A fault code is generated.

Action:

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

Fuel temperature sensor (Code 2.2.7, PID 174)

Possible reason: Faulty sensor, connector or cable.

Reaction: A fault code is generated.

Action:

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

Emergency stop, oil pressure (Code 2.3.1, PID 100)

Possible reason: Engine oil pressure low. (The engine oil pressure is depended by the engine revolution.)

Reaction: Engine is emergency stopped.

Action:

• Check the oil level and oil pump.

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

• Check the limit value for engine shut-off due to oil pressure.

Emergency stop, oil pressure (Code 2.3.1, PID 100)

Possible reason: Oil pressure is too low. (The engine oil pressure is depended by the engine revolution.)

Reaction: A fault code is generated. The fault code disappears when the oil pressure exceeds the recuperation value.

Action:

• Check the oil level and oil pump.

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

• Check the limit value for oil pressure warning.

Warning, coolant temperature (Code 2.3.2, PID 110)

Possible reason: Coolant temperature too high.

Reaction: A fault code is generated. The fault code disappears when the coolant temperature falls below the limit value.

Action:

• Check the coolant level.

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

Warning, coolant level (Code 2.3.5, PID 111)

Possible reason: Coolant level is too low.

Reaction: A fault code is generated.

Action:

• Check the coolant level.

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

NOTICE! The engine is delivered without coolant level sensor.

Overspeed in limp home mode (Code 2.3.6, PID 190)

Possible reason:

• Engine goes to limp home speed.

• The engine speed is or has been higher than the permissible.

Reaction:

GE: Engine is shutdown. A fault code is generated.

VE: Fuel injection ceases when the control rod returns to its home position and the fault code lamp lights up until the engine speed falls below the permissible limit again.

Action:

• Check the control rod for injection pump.

• Check / change the actuator.

• Check the sensor cable for breaks and short circuits.

• Check the number of teeth on the camshaft wheel.

• For VE engines, it may be necessary to check the function of the “limp home” mode.

Warning, fuel temperature (Code 2.3.7, PID 174)

Possible reason: Fuel temperature too high.

Reaction: A fault code is generated. The fault code disappears when the fuel temperature falls below the limit value.

Action:

• Check fuel level.

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

Emergency stop, coolant temperature (Code 2.3.2, PID 110)

Possible reason: Coolant temperature too high.

Reaction: Engine is emergency stopped.

Action:

• Check the coolant level.

• Check the sensor cable for breaks and short circuits.

• Check sensor function. Change the sensor as necessary.

• Check the limit value for engine shut-off due to high coolant temperatue.

Emergency stop, coolant level (Code 2.3.5, PID 111)

Possible reason: Coolant level is too low.

Reaction: Engine is emergency stopped. The engine can be restarted when the coolant level have been rectified.

Action:

1 Check the coolant level.

2 Check the sensor cable for breaks and short circuits.

3 Check sensor function. Change the sensor as necessary.

NOTICE! The engine is delivered without coolant level sensor.

Control rod position sensor (Code 2.5.1, SID 24)

Possible reason:

• Actuator not connected.

• Faulty value from control rod position sensor in actuator.

Reaction:

• Engine is emergency stopped.

• Actuator can not be controlled.

Action:

• Check / change the actuator.

• Check the sensor cable for breaks and short circuits.

Control rod position sensor (Code 2.5.1, SID 24)

Possible reason:

• Actuator not connected.

• Faulty value from control rod position sensor in actuator.

Reaction:

• Engine is emergency stopped.

• Actuator can not be controlled.

Action:

• Check / change the actuator.

• Check the sensor cable for breaks and short circuits.

Control rod position sensor, difference (Code 2.5.1, SID 23)

Possible reason:

• Injection pump/actuator has got stuck or is not connected.

• Difference between control rod current value and nominal value exceeds 10%.

Reaction: A fault code is generated.. The fault code disappears when the difference between control rod current value and nominal value falls below 10%.

Action:

• Check the control rod for the injection pumps.

• Check the actuator, control rod and injection pumps. Change as necessary.

• Check the sensor cable for breaks and short circuits.

Injection pump, auto calibration (Code 2.5.2., SID 23)

Possible reason: Automatic actuator equalization is not possible. Faulty calibration.

Reaction:

• Engine is emergency stopped.. The engine cannot be re-started until the fault is rectified.

• The regulator can not be activated.

Action:

• Check the actuator. Change as necessary.

• Check the actuator cables.

• Turn the ignition off and on, and check if the fault code remains.

Communication fault, CAN bus (Code 2.7.1, SID 231)

Possible reason: CAN controller for CAN bus is faulty.

Action:

• Check wiring

• Check the control unit.

Parameter programming (Code 2.8.1, SID 252)

Possible reason: Memory failure.

Reaction: Engine is emergency stopped. The engine can not be started until the fault has been rectified.

Action: Turn the ignition off and on, and check if the fault code remains.

Cyclical program test (Code 2.8.1, SID 240)

Possible reason: Memory failure.

Reaction: Engine is emergency stopped. The engine can not be started until the fault has been rectified.

Action: Turn the ignition off and on, and check if the fault code remains.

Control unit, voltage supply (Code 2.9.1, PID 158)

Possible reason: Voltage supplied to actuator exceeds permissible limit values.

Reaction: EA fault code is generated.. The fault code disappears when the voltage returns to within the permissible limit values.

Action: Turn the ignition off and on, and check if the fault code remains.

For more information, please read this article - Volvo TAD Series Engine Fault Code Register

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