Rev counter not working
- Make
- Alfa Romeo
- Model
- 147 Factory Service Manual
- Year
- 2000–2004
- Section
- Instrument panel › Rev counter not working
Fault diagnosisRev counter not working
REV COUNTER NOT WORKING
With the engine started, the rev counter does not work, or it works irregularly.
| Results of the tests | ||||
| 1 | CHECKING WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
|---|---|---|---|---|
Connect an Examiner to the diagnostic socket Verify:
| Continue to Step 2 | There are errors | Proceed in accordance with the instructions given by the diagnostic equipment | |
| 2 | CHECKING WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
Keeping the Examiner equipment connected to the diagnostic socket, check:
| Continue to Step 3 | Rev counter is not working | Replace instrument panel Op. 5560B11 | |
| 3 | CHECKING ELECTRICAL CIRCUIT | All OK | Problems met | Operation |
| Check connections between instrument panel Body Computer and I.E. control unit | Continue to Step 4 | Faulty wiring | Restore/replace the wiring: See E4010 INSTRUMENT PANEL | |
| 4 | 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' | ||
Parts & tools for this job For 2000 Alfa Romeo 147
- TOOLTorque wrenchSearch: 3/8 inch torque wrench
- TOOLSocket setSearch: socket set metric
- BOOKHaynes manualSearch: Haynes manual Alfa Romeo 147
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