Subaru LEGACY 2003 Service Manual page 90

DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR
ABS (DIAGNOSTICS)
F: DTC 27 OPEN OR SHORT CIRCUIT IN REAR LEFT ABS SENSOR CIRCUIT
DIAGNOSIS:
• Faulty ABS sensor (Broken wire, input voltage too high)
• Faulty harness connector
TROUBLE SYMPTOM:
• ABS does not operate.
WIRING DIAGRAM:
FRONT
ABS
SENSOR LH
B6 R72 F55
B15 R73
1
4 5 6 7 8
1 2
ABS CONTROL MODULE AND HYDRAULIC CONTROL UNIT
F49
1
*
* 2
B15 B6
FRONT
ABS
SENSOR RH
F45
2 3 1 2 3 4 5 6 7
8 9 10 11 12 13 14 15 16
R73
REAR
REAR
ABS
ABS
SENSOR LH SENSOR RH
F2
1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22 23 24
ABS-88
F55
R49
R72
F49
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
16 17 18 19 20 21 22
23
27 28 29 30 31
: LHD F45
F2
RHD
B62
: LHD
RHD B100
24 25 26
ABS00309