K53 I.E. FAILURE WARNING LIGHT OFF / (DO NOT CARRY OUT INITIAL TEST) - Alfa - 156 - eLearn

3233091 - K53 I.E. FAILURE WARNING LIGHT OFF / (DO NOT CARRY OUT INITIAL TEST)

On starting, the "i.e. fault" warning light does not come on (it should come on for 4 seconds to indicate the initial test of the control unit, and then go out)

1	CHECK WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
		Results of the tests
	Connect the diagnostic equipment (Examiner or other instruments) to the diagnostic socketCheck that there is correct dialogue with the engine management control unit	Continue to Step 2	Lack of dialogue with the control unit	Restore: connection between control unit and diagnostic connector engine management control unit supply ( See E5030 PETROL ENGINE ELECTRONIC MANAGEMENT ).
		Continue to Step 2	An error is detected in the control unit	Continue according to the instructions for the diagnostic equipment
2	CHECK I.E. FAULT WARNING LIGHT	All OK	Problems met	Operation
2.5 V6	Using the diagnostic equipment (Examiner or other instruments), carry out active diagnosis for the "i.e. fault" warning light	Continue to Step 3	Connections not correct	Restore the connections
1.6 TS 1.8 TS 1.8 TS	Check, in order: connection between engine managment control unit and rev counter rev counter supply ( See E4020 REV COUNTER INSTRUMENT ).	Continue to Step 3	Connections not correct	Restore the connections
3	CHECK REV COUNTER	All OK	Problems met	Operation
	Check that the rev counter is working see DESCRIPTION AND OPERATION: 5560 INSTRUMENT PANEL	Continue to Step 4	Instrument not working	Replace the rev counter Op. 5560B03
4	CHECK CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Search for the fault starting from another symptom'