Mil warning light stays on (engine starts)
- Make
- Fiat
- Model
- 500 Factory Service Manual
- Year
- 2007–2024
- Section
- Instrument panel › Mil warning light stays on (engine starts)
‹ Prev Mil warning light not working (remains off before starting)Next › Display module no signal - to check panel
Fault diagnosisMil warning light stays on (engine starts)
MIL WARNING LIGHT STAYS ON (ENGINE STARTS)
The M.I.L. warning light remains on when the engine is running.
| Test results | ||||
| 1 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
|---|---|---|---|---|
| Connect the Examiner diagnostic equipment to the diagnostic connector and check that there are no system errors at the Engine Management Node | Move on to Step 2 | Presence of errors in the system | Proceed as instructed by the diagnostic equipment | |
| 2 | CHECK USING DIAGNOSTIC EQUIPMENT | All OK | Problems encountered | Operation |
| Keeping the diagnostic equipment connected to the diagnostic socket, check the operation of the M.I.L. warning light at the control panel, by using active diagnosis | Move on to Step 3 | The warning light does not flash | Replace the Instrument Panel | |
| 3 | CORRECT OPERATION CHECK | All OK | Problems encountered | Operation |
| Check that the engine control unit is working properly | End of diagnosis. | Engine control unit defective | Replace the engine management control unit | |
| 3 | CORRECT OPERATION CHECK | All OK | Problems encountered | Operation |
| Check that the engine control unit is working properly | End of diagnosis. | Engine control unit defective | Replace the engine management control unit | |
‹ Prev Mil warning light not working (remains off before starting)Next › Display module no signal - to check panel
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