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Fiat Seicento Factory Service Manual (1998-2010)12 · Diagnosis
12 · Diagnostics

K60 ABS fault warning light on

Make
Fiat
Model
Seicento Factory Service Manual
Year
1998–2010
Section
On-board instruments › K60 ABS fault warning light on
DiagnosisK60 ABS fault warning light on

Diagnosis table

K60 ABS fault warning light on

When the engine is started, the "ABS" warning light comes on and stays on for longer than 2 seconds
(after the ECU initial test, the warning light should come off).

Step Validity Operation to be performed Test results
OK ⚠ 🔧
1 CHECK WITH DIAGNOSTIC TOOL
Connect diagnostic tool (Examiner or other tools) to the diagnostic socket.
Check:
– no errors in the ABS ECU
– plausibility of all parameters
IMPORTANT In these conditions, the wheel could lock if the brakes are operated suddenly as the ABS is temporarily disabled.		 All OK
Go to Step 2		 Problems found
Failed dialogue with the ECU		 Intervention
Restore connection between ABS ECU and diagnostic socket
(Wiring diagram: E7020 "ABS")
Error detected in ECU Continue as shown by the diagnostic tool
2 CHECK ELECTRIC CIRCUIT
Check connection between ABS ECU and instrument
(Wiring diagram: E7020 "ABS")		 All OK
Go to Step 3		 Problems found
Incorrect connections		 Intervention
Restore connections
3 CHECK CORRECT OPERATION
Check the fault is no longer present		 All OK
End of test		 Problems found
Fault persists		 Intervention
Seek the fault starting from another symptom
Check and, if required, replace ABS ECU PROCEDURE OP. 3340A10

Parts & tools for this job For 1998 Fiat Seicento

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