Subaru Legacy 2004 Service Manual page 3162

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
AO:DTC C0054 BLS OPEN CIRCUIT
DTC DETECTING CONDITION:
Defective stop light switch
TROUBLE SYMPTOM:
• ABS does not operate.
• VDC does not operate.
WIRING DIAGRAM:
B159
B310
B64
1 2
BATTERY
VDCCM & H/U
B159
B65
1 2
1 2
5 6 7
3 4
VDC(diag)-89
VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS)
STOP LIGHT SWITCH
OC WC
1 2
2 3
B64 : OC
B65 : WC
3 4 1 2 3 4
8 9 11 12 13 14
27 28 29 30
E
WC : WITH CRUISE CONTROL
OC : WITHOUT CRUISE CONTROL
B310
5 6 7 8 9 10
15 16 17 18 19 20 21 22 23 24 25 26
31 32 33 34 35 36 37 38 39 40 41 42
VDC00221