1996 SUBARU LEGACY Service Repair Manual

Page 2409 of 2890

SUBARU LEGACY 1996  Service Repair Manual B4M0848B
8I4
CHECK AT CONTROL MODULE.
1) Connect all connectors to AT control module.
2) Turn ignition switch to ON.
3) Measure voltage between AT control module connector
terminals.
: Connector & ter

Page 2410 of 2890

SUBARU LEGACY 1996  Service Repair Manual 8I6CHECK POOR CONTACT IN CONNEC-
TOR BETWEEN AT CONTROL MODULE
AND ABSCM.
: Is there poor contact in connectors between
AT control module and ABSCM?
: Repair connector.
: Go to step8I7.
8I7
CHECK ABSC

Page 2411 of 2890

SUBARU LEGACY 1996  Service Repair Manual J: TROUBLE CODE 46
—ABNORMAL G SENSOR POWER SUPPLY
VOLTAGE—
DIAGNOSIS:
Faulty G sensor power supply voltage
TROUBLE SYMPTOM:
ABS does not operate.
8J1.Check G sensor.
8J2.Check ground short of G

Page 2412 of 2890

SUBARU LEGACY 1996  Service Repair Manual WIRING DIAGRAM:
B4M1047
B4M0851B
8J1
CHECK G SENSOR.
1) Turn ignition switch to OFF.
2) Remove console box.
3) Disconnect connector from G sensor.
4) Measure resistance of G sensor.
: Connector & term

Page 2413 of 2890

SUBARU LEGACY 1996  Service Repair Manual B4M0852B
8J2
CHECK GROUND SHORT OF G SENSOR.
Measure resistance between G sensor and bracket.
: Connector & terminal
To (P11) No. 3—Bracket
Is resistance more than 1 MΩ?
: Go to step8J3.
: Replace

Page 2414 of 2890

SUBARU LEGACY 1996  Service Repair Manual B4M0855A
8J5
CHECK BATTERY SHORT OF HARNESS.
1) Turn ignition switch to ON.
2) Measure voltage between ABSCM connector and chas-
sis ground.
: Connector & terminal
(F49) No. 8 (+)—Chassis ground (�)

Page 2415 of 2890

SUBARU LEGACY 1996  Service Repair Manual K: TROUBLE CODE 51
—ABNORMAL VALVE RELAY—
DIAGNOSIS:
Faulty valve relay
TROUBLE SYMPTOM:
ABS does not operate.
8K1.Check resistance of valve relay.
8K2.Check contact point of valve relay.
8K3.Ch

Page 2416 of 2890

SUBARU LEGACY 1996  Service Repair Manual From the former page.
8K16.
Check broken wire in control system harness
of valve relay.
8K17.Check ground short in control system harness
of valve relay.
8K18.Check battery short in control system har