18 · Diagnostics

I17 Reversing lights not working

Fault diagnosisI17 Reversing lights not working

With the ignition key in the ON position, when reverse gear is engaged, the reversing light does not come on

Step	Test procedure	Result	Action
1	CHECKING INDIVIDUAL LIGHTS Check the condition of the individual bulbs and the bulb holder assembly	OK	Move onto step 2
		Bulbs damaged	Replace bulbs Op. 5550D24 End of diagnosis
		Bulb holder assembly faulty	Renew or replace the light unit Op. 5550D24 End of diagnosis
2	CHECKING REVERSING LIGHT SWITCH Check that the reversing light switch is correctly fixed and working properly	OK	Move onto step 3
2		Reversing light switch faulty	Renew or replace the reversing light switch Op. 5550D22 End of diagnosis
3	CHECKING REVERSING LIGHT ELECTRICAL CIRCUIT Check, in order: reversing light fuse (services) connections between junction unit and reversing light switch connections between FACIA control unit and reversing light bulb bulb earth Wiring diagram E2022 REVERSE LIGHT	OK	Move onto step 4
		Fuse blown	Replace the fuse (and search for the cause of its blowing) End of diagnosis
		Connections broken	Restore the connections Wiring diagram E2022 REVERSE LIGHT End of diagnosis
		Bulb earth faulty	Restore the earth contact Wiring diagram E2022 REVERSE LIGHT End of diagnosis
4	CHECKING CORRECT OPERATION Check that the fault is no longer present	OK	Incorrect selection of diagnostic procedure
4		Fault persists	Incorrect selection of diagnostic procedure

Parts & tools for this job For 2000 Alfa Romeo 147

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.