1997 SUBARU LEGACY Service Repair Manual

Page 3009 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M1243A
10V1CHECK GROUND CIRCUIT OF
ABSCM&H/U.
1) Turn ignition switch to OFF.
2) Disconnect connector from ABSCM&H/U.
3) Measure resistance between ABSCM&H/U and chassis
ground.
Connector & terminal

Page 3010 of 3342

SUBARU LEGACY 1997  Service Repair Manual 10V6CHECK ANY OTHER TROUBLE CODES
APPEARANCE.
: Are other trouble codes being output?
: Proceed with the diagnosis corresponding to the
trouble code.
: A temporary poor contact.
134
4-4dBRAKES [ABS 5.

Page 3011 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0963
W: TROUBLE CODE 42 LOW VOLTAGE
—SOURCE VOLTAGE IS LOW—
DIAGNOSIS:
Power source voltage of the ABSCM&H/U is low.
TROUBLE SYMPTOM:
ABS does not operate.
WIRING DIAGRAM:
B4M1245
135
4-4dBRA

Page 3012 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0430
10W1
CHECK GENERATOR.
1) Start engine.
2) Idling after warm-up.
3) Measure voltage between generator B terminal and
chassis ground.
Terminal
Generator B terminal—Chassis ground:
: Is the vol

Page 3013 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M1243A
10W4CHECK GROUND CIRCUIT OF
ABSCM&H/U.
1) Turn ignition switch to OFF.
2) Measure resistance between ABSCM&H/U connector
and chassis ground.
Connector & terminal
(F49) No. 23—Chassis ground

Page 3014 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M1268
X: TROUBLE CODE 42 LOW VOLTAGE
—SOURCE VOLTAGE IS HIGH—
DIAGNOSIS:
Power source voltage of the ABSCM&H/U is high.
TROUBLE SYMPTOM:
ABS does not operate.
WIRING DIAGRAM:
B4M1245
138
4-4dB

Page 3015 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0430
10X1
CHECK GENERATOR.
1) Start engine.
2) Idling after warm-up.
3) Measure voltage between generator B terminal and
chassis ground.
Terminal
Generator B terminal—Chassis ground:
: Is the vol

Page 3016 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M1243A
10X4CHECK GROUND CIRCUIT OF
ABSCM&H/U.
1) Turn ignition switch to OFF.
2) Measure resistance between ABSCM&H/U connector
and chassis ground.
Connector & terminal
(F49) No. 23—Chassis ground