22 · Diagnostics

Fault code display

Make: Lancia
Model: Ypsilon Factory Service Manual
Year: 2003–2011
Section: Instrument panel › Fault code display

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Fault diagnosisFault code display

FAULT CODE DISPLAY

The CODE failure message is displayed in the panel; The engine starts normally

The IMMO code request and response messages are normally send via the C-CAN line from the Engine Control Node to the Body Computer Node. If the C-CAN network is faulty, a serial line known as the W line is used.

1	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
		Results of the tests
	Connect the Examiner to the tester input and check the body CAN Network information: for inactive control units; for control units with errors; control units with errors in CAN line	Continue to Step 2	Presence of faults in the CAN network	Continue as instructed by the tester
		Continue to Step 2	Presence of faults in the body computer node;	Continue to Step 2
2	CHECK WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
	Keep the tester connected and check the body computer node: for errors in serial line W.	Continue to Step 3	Faults in line W	Continue as instructed by the tester
3	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault present	Replace the instrument panel

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Parts & tools for this job For 2003 Lancia Ypsilon

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