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PSG16 / P0620 0F

Read the instructions below then start the fault diagnostic procedure.

Symptom: Charging lamp malfunction. Message appears in display.

  P0620 0F


Generator L Terminal, Control Circuit, Faulty Signal

Fault symptom

Charging lamp malfunction.

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Fault criteria:

Control module reports that the generator is charging when the engine is running.

System reaction to a fault:

-

OK report:

Fault criteria NOT fulfilled.

Checking the wiring harness

Faults in the control module female connector can be the cause of the DTC. Check the connector with respect to oxidation, depressed pins and pin clamping force.
Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help

Control module reports that the generator is charging but the engine is not running.