22 · Diagnostics

Starter motor not working

Fault diagnosisStarter motor not working

STARTER MOTOR NOT WORKING

When the key is turned to the ON position, the instruments light up; in the Starting position, the starter motor does not turn.

1	STARTER MOTOR CONNECTIONS CHECK	All OK	Problems encountered	Operation
		Results of the tests
	Check the connections between the battery, alternator and starter motor see wiring diagram See E5010 STARTING AND RECHARING	Move on to Step 2	Connections not correct.	Restore the correct connections.
2	STARTER MOTOR RELAY FEED CHECK	All OK	Problems encountered	Operation
	- Check the connection between the switch and relay Using a Tester, check whether the lack of continuity is between the switch and the engine compartment junction unit or between the engine compartment junction unit and the motor relay see wiring diagram See E5010 STARTING AND RECHARING	Move on to Step 3	1. Junction unit continuity failure 2. Lack of continuity in one cable	1.Replace the control unit Op. 5505A13 ADDITIONAL JUNCTION UNIT IN ENGINE COMPARTMENT - R.R. 2. Replace the lead involved
3	SWITCH CHECK	All OK	Problems encountered	Operation
	Check the operation and the condition of the switch. Operate the switch	Move on to Step 4	Ignition switch faulty.	Replace the switch Op. 5520A18 IGNITION SWITCH CONTACT CARRIER LOCK BARREL - R.R.
4	STARTER MOTOR CHECK	All OK	Problems encountered	Operation
	Check the condition of the ignition switch and that it is working properly	End of diagnosis	Fault in starter motor.	Replace the starter motor

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