12 · Diagnostics

Diagnosis table K52

Make: Fiat
Model: Seicento Factory Service Manual
Year: 1998–2010
Section: On-board instruments › Diagnosis table K52

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DiagnosisDiagnosis table K52

Diagnosis table K52

Code fault warning light on

When the engine is started, the “code” warning light stays on for longer than 0.7 seconds (after running the ECU initial test, the warning light should turn off)

The “E.I. fault” warning light comes on and turns off correctly

If at the same time the “E.I. fault” warning light stays on, see table K51

If at the same time the “E.I. fault” warning light does not come on when the engine is started, see table K54

Step	Validity	Operation to be performed	Test results
Step	Validity	Operation to be performed	OK	Problems found	Intervention
1		CHECK WITH DIAGNOSTIC TOOL Connect diagnostic tool (Examiner or other tools) to the diagnostic socket. Check: - no errors in the CODE ECU	All OK Go to Step 2	Failed dialogue with the ECU	Restore connection between CODE ECU and diagnostic socket (Wiring diagram E7010 "CODE")
			Error detected in ECU	Continue as shown by the diagnostic tool
	2		CHECK CORRECT OPERATION Check the fault is no longer present	All OK End of test	Fault persists	Seek the fault starting from another symptom Check and, if required, replace CODE ECU PROCEDURE OP. 5580E12

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Parts & tools for this job For 1998 Fiat Seicento

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