L16 Climate control re-circulation not working
- Make
- Alfa Romeo
- Model
- 147 Factory Service Manual
- Year
- 2000–2002
- Section
- Climate control › L16 Climate control re-circulation not working
Fault diagnosisL16 Climate control re-circulation not working
L16 Climate control re-circulation not working
Climate control system recirculation does not work in every state (normal/automatic)
| Step | Test procedure | Result | Action |
|---|---|---|---|
| 1 | CHECKING WITH DIAGNOSTIC EQUIPMENT Connect the diagnostic equipment (Examiner) to the diagnostic socket. Check that there are no faults in the climate control system control unit | OK | |
| An error is detected in the control unit |
End of diagnosis | ||
| Lack of dialogue with the control unit |
End of diagnosis | ||
| 2 | ACTIVE DIAGNOSIS WITH DIAGNOSTIC EQUIPMENT Using the diagnostic equipment (Examiner or other instruments) carry out active diagnosis on the recirculation motor | OK | |
| Recirculation motor connection faulty |
End of diagnosis | ||
| Recirculation motor faulty |
End of diagnosis | ||
| Recirculation motor flap faulty |
End of diagnosis | ||
| 3 | CHECKING CORRECT OPERATION Check that the fault is no longer present | OK | Incorrect selection of diagnostic procedure |
| Fault persists | Incorrect selection of diagnostic procedure |
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