Subaru Impreza 2002 Service Manual page 3206

HVAC SYSTEM (AUTO A/C)
(DIAGNOSTICS)
1. Basic Diagnostic Procedure ........................................................................2
2. General Description ....................................................................................3
3. Electrical Components Location..................................................................6
4. A/C Control Module I/O Signal ....................................................................8
5. Diagnostics Chart for Diagnosis System ...................................................18
6. Diagnostics for A/C System Failure ..........................................................22
7. Diagnostic Procedure for Actuators ..........................................................32
8. Diagnostic Procedure for Sensors ............................................................38
9. Symptom Related Diagnostic....................................................................46
AC
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