Subaru Impreza 2003 Service Manual page 2774

DIAGNOSTICS FOR A/C SYSTEM MALFUNCTION
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)
6. Diagnostics for A/C System Malfunction
A: A/C AND/OR SELF-DIAGNOSIS SYSTEMS DO NOT OPERATE
TROUBLE SYMPTOM:
• "Set" temperature is not indicated on the display, switch LEDs are faulty and switches do not operate.
• Self-diagnosis system does not operate.
WIRING DIAGRAM:
A: B282 B: B283
A: B282
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
IGNITION
SWITCH
F/B NO. 17
F/B NO. 9
F/B NO. 2
B: B283
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
AC-12
SBF-1
100A
SBF-4
E
BATTERY
AC-00669