22 · Diagnostics

Ignition switch not working

Make: Fiat
Model: Stilo Factory Service Manual
Year: 2001–2007
Section: Starting › Ignition switch not working

‹ Prev Alarm activation acoustic signal irregular Next › Starter motor not working

Fault diagnosisIgnition switch not working

IGNITION SWITCH NOT WORKING

When the ignition is turned ON nothing happens. The starter motor does not turn and none of the appliances connected to the ignition barrel work.

0	PRELIMINARY CHECKS	All OK	Problems met	Operation
		Results of the tests
	Check the condition of the fuse See E5010 STARTING AND RECHARING	Continue to Step 1	Fuse blown	Change the blown fuse See E5010 STARTING AND RECHARING
		Continue to Step 1	Battery discharged and no longer rechargeable	Replace battery (Op. 5530B10)
1	CHECKING BATTERY	All OK	Problems met	Operation
	Check battery charge	Continue to Step 2	Battery charge insufficient	Recharge the battery Op. 5530B10
	Check battery charge	Continue to Step 2	Battery flat and no longer rechargeable	Replace the battery Op. 5530B10
2	CHECKING BATTERY	All OK	Problems met	Operation
	Check, in order: correct fixing or connection of positive and negative battery terminal No oxidation at the negative battery lead earth point;	Continue to Step 3	Connections not correct	Renew the electrical connections
		Continue to Step 3	Damaged earth lead terminal	Change the battery earth lead Op. 5530B22)
3	CHECKING ELECTRICAL CIRCUIT	All OK	Problems met	Operation
	Check the continuity/insulation of the electrical connection between the battery and the engine bay control unit See E5010 STARTING AND RECHARING	Continue to Step 4	Electrical connection broken or not insulated.	Restore continuity/insulation of electrical connection See E5010 STARTING AND RECHARING)
4	CHECKING ELECTRICAL CIRCUIT	All OK	Problems met	Operation
	Check continuity/insulation of electrical connection between the engine bay control unit and ignition barrel.	Continue to Step 5	Electrical connection broken or not insulated.	Restore continuity/insulation of electrical connection See E5010 STARTING AND RECHARING
5	CHECKING CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Change the ignition barrel Op. 5520A10. Search for the fault starting from another symptom'

‹ Prev Alarm activation acoustic signal irregular Next › Starter motor not working

Parts & tools for this job For 2001 Fiat Stilo

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