K20 Fuel level gauge not working
- Make
- Alfa Romeo
- Model
- 147 Factory Service Manual
- Year
- 2000–2002
- Section
- Instruments › K20 Fuel level gauge not working
K20 Fuel level gauge not working
With the ignition key in the ON position, the fuel gauge indicator is not working properly (it indicates a different level from what is actually in the tank)
| Step | Test procedure | Result | Action |
|---|---|---|---|
| 1 | CHECK WITH DIAGNOSTIC EQUIPMENT Connect the Examiner to the diagnostic socket. Verify:
| OK | |
| Sensor with broken circuit, sensor short circuited, value inconsistent/implausible in relation to actual fuel level. | |||
| 2 | CHECK WITH DIAGNOSTIC EQUIPMENT Connect the Examiner to the diagnostic socket. Carry out the active diagnosis and check the operation of the pointer. | OK | |
| The pointer does not move |
End of diagnosis | ||
| 3 | FUEL LEVEL SENSOR CHECK Check the operation of the fuel level sensor. | OK | |
| Sensor not working |
End of diagnosis | ||
| 4 | CHECK ELECTRICAL CIRCUIT Check the continuity/insulation of the cable between the fuel level sensor and the Body Computer : Wiring diagram E4010 INSTRUMENT PANEL | OK | |
| Cables broken/not insulated |
End of diagnosis | ||
| 5 | CORRECT OPERATION CHECK Check that the fault is no longer present | OK | Incorrect selection of diagnostic procedure |
| Body Computer faulty |
Incorrect selection of diagnostic procedure |
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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