Abs failure warning light on
- Make
- Fiat
- Model
- Multipla Factory Service Manual
- Year
- 1998–2010
- Section
- Instrument panel › Abs failure warning light on
ABS FAILURE WARNING LIGHT ON
During starting, the ABS failure warning light comes on and remains on for more than 4 seconds.
(after carrying out the initial control unit test, the warning light should go out, ...)
If the vehicle is not fitted with ABS, a special bridge is located on the back of the instrument against the symbol representing the relevant system. The warning light stays permanently on if this is missing.
| Results of the tests | ||||
| 1 | CHECK WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
|---|---|---|---|---|
Connect the diagnostic equipment (Examiner or other instruments) to the diagnostic socket Check:
| Continue to Step 2 | An error is detected in the control unit | Continue according to the instructions for the diagnostic equipment | |
| Lack of dialogue with the control unit | Restore the connection between the ABS control unit and the diagnostic connector ( See E7020 ABS). | |||
| 2 | CHECK INSTRUMENT POWER SUPPLY | All OK | Problems met | Operation |
The ABS warning light is equipped with an interior control circuit that ensures the warning light is properly connected to the control unit. Check the connection between ABs control unit and check control instrument. ( See E7020 ABS). | Continue to Step 3 | Connections not correct | Restore the connections | |
| Instrument not working | Change the instrument Op. 5560B10 | |||
| 3 | CHECKING 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' | |
Parts & tools for this job For 1998 Fiat Multipla
- TOOLOBD2 scanner with ABSSearch: OBD2 scanner ABS SRS
- TOOLDigital multimeterSearch: automotive digital multimeter
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