Engine coolant overheating warning light not working
- Make
- Fiat
- Model
- Doblò Factory Service Manual
- Year
- 2000–2010
- Section
- Instrument panel › Engine coolant overheating warning light not working
‹ Prev Engine coolant temperature gauge not workingNext › Engine coolant temperature signalled by instrument too low
Fault diagnosisEngine coolant overheating warning light not working
ENGINE COOLANT OVERHEATING WARNING LIGHT NOT WORKING
| Results of the tests | ||||
| 1 | INSTRUMENT PANEL CONTROL UNIT TEST | All OK | Problems met | Operation |
|---|---|---|---|---|
Use an EXAMINER tester to carry out active diagnosis of the COOLANT TEMPERATURE WARNING LIGHT BULB The bulb should flash for a few seconds | Continue to Step 2 | Bulb does not flash | Replace the instrument panel Op. 5560B11 | |
| 2 | CHECK ENGINE MANAGEMENT CONTROL UNIT | All OK | Problems met | Operation |
| 1.2 8v | Check that the engine control unit is working properly | Continue to Step 3 | Engine control unit defective | Replace engine management control unit Op. 1056B82 |
| 1.9 DIESEL | Check that the engine control unit is working properly | Continue to Step 3 | Engine control unit defective | Replace engine management control unit Op. 1060D80 |
| 3 | CHECK ON CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | Fault persists | Search for the fault starting from another symptom' | ||
‹ Prev Engine coolant temperature gauge not workingNext › Engine coolant temperature signalled by instrument too low
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