23 · Diagnostics

Ignition switch not working

Make: Fiat
Model: Ducato Factory Service Manual
Year: 2002–2006
Section: Starting › Ignition switch not working

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Fault diagnosisIgnition switch not working

IGNITION SWITCH NOT WORKING

Nothing happens when the ignition is turned ON. The starter motor does not turn, the instruments do not light up

STEP	OPERATIONS TO BE CARRIED OUT	TEST RESULTS
0	PRELIMINARY CHECKS	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	First of all, check the efficiency of the battery	Move on to Step 1	Battery run down	Recharge the battery
	First of all, check the efficiency of the battery	Move on to Step 1	Battery run down and cannot be recharged	Replace the battery
1	BATTERY CONNECTIONS CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the following, in order: correct fastening and earth connection of the negative battery terminal; correct fastening of positive battery pole and all leads connected to it; no oxidation at the earth point for the negative battery lead. See E1010 SUPPLY	Move on to Step 2	Connections not correct	Restore the battery connections See E1010 SUPPLY
			Earth lead damaged	Replace the lead
			Lead between battery and starter motor damaged	Replace the lead Op. 5530B26 LEAD BETWEEN BATTERY AND STARTER MOTOR - R+R
2	IGNITION SWITCH CIRCUIT CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the power supply is reaching the ignition switch correctly	Move on to Step 3	Connections not correct	Restore the connections between the battery and the ignition switch See E1010 SUPPLY
3	KEY LOCK BARREL CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the condition of the key lock barrel and that it is working properly	Move on to Step 4	Lock barrel faulty	Repair or replace the lock barrel
4	IGNITION SWITCH CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the condition of the ignition switch and that it is working properly	End of diagnosis	Ignition switch faulty	Repair or replace the ignition switch Op. 5520A12 IGNITION SWITCH ASSEMBLY - R R FOR VERSIONS WITH AIR BAG

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Parts & tools for this job For 2002 Fiat Ducato

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