Subaru Impreza 2003 Service Manual page 2763

HVAC SYSTEM (AUTO A/C)
(DIAGNOSTICS)
1. Basic Diagnostic Procedure ........................................................................2
2. General Description ....................................................................................3
3. Electrical Components Location..................................................................5
4. A/C Control Module I/O Signal ....................................................................7
5. Diagnostics Chart for Self-diagnosis ...........................................................9
6. Diagnostics for A/C System Malfunction ...................................................12
7. Diagnostic Procedure for Actuators ..........................................................23
8. Diagnostic Procedure for Sensors ............................................................29
9. Symptom Related Diagnostic....................................................................36
AC
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