K108 DISPLAY FAULT CODE ON MATRIX / ENGINE STARTS - Fiat - STILO - eLearn

3360292 - K108 DISPLAY FAULT CODE ON MATRIX / ENGINE STARTS

A CODE failure message appears on the display; The engine starts normally

The IMMO code request messages and IMMO code response 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 CAN Network Information for: 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 CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Replace instrument panel Op. 5560B11Search for the fault starting from another symptom'