Subaru Impreza 2003 Service Manual page 2776

DIAGNOSTICS FOR A/C SYSTEM MALFUNCTION
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)
B: BLOWER MOTOR IS NOT ROTATED
TROUBLE SYMPTOM:
• Blower motor is not rotated.
• Blower motor is not rotated in "HI".
WIRING DIAGRAM:
BLOWER MOTOR
RELAY
2
1
3
4
B50
BLOWER MOTOR
M
1
2
B87
FAN CONTROL AMP.
2
1
4
B275
B87
1
2
B: B283
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
F/B NO. 1
F/B NO. 2
F/B NO. 17
A: B282 B: B283
B275
1 2
3 4
SBF-3
IGNITION
SWITCH
SBF-4
B50 A:
1 2 1 2 3 4 5 6 7 8
3 4 9 10 11 12 13 14 15 16
AC-14
BATTERY
SBF-1
E
B282
AC-00670