Climate control not working / under no circumstances
- Make
- Alfa Romeo
- Model
- GT Factory Service Manual
- Year
- 2003–2010
- Section
- Climate control › Climate control not working / under no circumstances
‹ Prev One warning light activated by steering column switch unit on constantlyNext › Climate control air flow irregular
Fault diagnosisClimate control not working / under no circumstances
CLIMATE CONTROL NOT WORKING / UNDER NO CIRCUMSTANCES
| Results of the tests | ||||
| 1 | CHECK WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
|---|---|---|---|---|
Connect the diagnostic equipment (Examiner or other instruments) to the diagnostic socket Check that there are no faults in the climate control control unit | Continue to Step 2 | An error is detected in the control unit | Continue following the instructions for the diagnostic equipment | |
| Communication lost with control unit - CAN line error | Restore connection between climate control system control unit and body computer See | |||
| 2 | CHECK ON SUPPLY | All OK | Problems met | Operation |
Check that the climate control system control unit is correctly powered See | Continue to Step 3 | Connections not correct | Restore the connections See | |
| Control unit defective | Replace control unit Op. Op. 5040D15 CONTROL UNIT WITH AUTOMATIC DUEL ZONE AIR CONDITIONER KNOBS AND BUTTONS R R | |||
| 3 | CHECK ON CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | |||
‹ Prev One warning light activated by steering column switch unit on constantlyNext › Climate control air flow irregular
Parts & tools for this job For 2003 Alfa Romeo GT
- TOOLA/C manifold gauge setSearch: AC manifold gauge set
- TOOLUV leak detection kitSearch: AC UV leak detection kit
- PARTCabin filterSearch: Alfa Romeo GT 2003 cabin filter
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