1997 SUBARU LEGACY Service Repair Manual

Page 2537 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0728A
6. CHECK OPEN CIRCUIT OF HARNESS.
1) Turn ignition switch OFF.
2) Disconnect engine control module.
3) Disconnect ABS/TCS control module.
4) Measure resistance between ABS/TCS control module

Page 2538 of 3342

SUBARU LEGACY 1997  Service Repair Manual I: TROUBLE CODE 51
—FAULTY VALVE RELAY—
DIAGNOSIS:
Faulty valve relay
Faulty harness/connector
Faulty ABS/TCS control module
TROUBLE SYMPTOM:
ABS does not operate.
TCS does not operate.
1. Ch

Page 2539 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0440
B4M0441
1. CHECK RESISTANCE OF VALVE RELAY.
1) Turn ignition switch OFF.
2) Remove valve relay.
3) Measure resistance between valve relay terminals.
Terminal / Specified resistance:
No. A—B

Page 2540 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0443
3. CHECK SHORT CIRCUIT OF VALVE RELAY.
1) Turn ignition switch OFF.
2) Remove valve relay.
3) Measure resistance between valve relay terminals.
Terminal / Specified resistance:
No. B—F/1MΩ

Page 2541 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0446A
6. CHECK HARNESS BETWEEN ABS/TCS CONTROL
MODULE AND VALVE RELAY.
1) Turn ignition switch OFF.
2) Disconnect valve relay.
3) Disconnect ABS/TCS control module.
4) Measure resistance between AB

Page 2542 of 3342

SUBARU LEGACY 1997  Service Repair Manual J: TROUBLE CODE 52
—FAULTY MOTOR, MOTOR SENSOR AND/
OR MOTOR RELAY—
DIAGNOSIS:
Faulty motor relay
Faulty motor
Faulty motor sensor
Faulty harness/connector
Faulty ABS/TCS control module
TROUB

Page 2543 of 3342

SUBARU LEGACY 1997  Service Repair Manual 10. Check contact point of motor relay.
OK
Replace motor relay.
11. Check harness between motor and motor
relay.
OK
Repair harness/connector.
12. Check body short of motor harness.
OK
Repair harnes

Page 2544 of 3342

SUBARU LEGACY 1997  Service Repair Manual B4M0730A
1. CHECK RESISTANCE OF MOTOR RELAY.
1) Turn ignition switch OFF.
2) Remove motor relay.
3) Measure resistance between motor relay terminals.
Terminal / Specified resistance:
No. a—b/57Ω
N