1996 SUBARU LEGACY Service Repair Manual

Page 2553 of 2890

SUBARU LEGACY 1996  Service Repair Manual B4M0882A
10AB20
CHECK GROUND SHORT OF HARNESS.
1) Disconnect connector from hydraulic unit.
2) Measure resistance between ABSCM connector and
chassis ground.
: Connector & terminal
(F49) No. 30—Chas

Page 2554 of 2890

SUBARU LEGACY 1996  Service Repair Manual 10AB22CHECK POOR CONTACT IN CONNEC-
TOR BETWEEN ABSCM AND HYDRAU-
LIC UNIT.
: Is there poor contact in connector between
ABSCM and hydraulic unit?
: Repair connector.
: Go to step10AB23.
10AB23
CHECK

Page 2555 of 2890

SUBARU LEGACY 1996  Service Repair Manual 6) Turn ignition switch to OFF.
7) Measure voltage between hydraulic unit connector and
chassis ground.
: Connector & terminal
To (F63) No. 4 (+)—Chassis ground (�)
Is voltage 0 V?
: Go to step10AB2

Page 2556 of 2890

SUBARU LEGACY 1996  Service Repair Manual 10AB26
CHECK ABSCM.
1) Connect all connectors.
2) Erase the memory.
3) Perform inspection mode.
4) Read out the trouble code.
: Is the same trouble code as in the current
diagnosis still being output?

Page 2557 of 2890

SUBARU LEGACY 1996  Service Repair Manual B4M0802
AC: 51 V. RELAY ON
—VALVE RELAY ON FAILURE—
DIAGNOSIS:
Faulty valve relay
TROUBLE SYMPTOM:
ABS does not operate.
10AC1.Check resistance of valve relay.
10AC2.Check contact point of valve

Page 2558 of 2890

SUBARU LEGACY 1996  Service Repair Manual WIRING DIAGRAM:
B4M1048
B4M0858A
10AC1
CHECK RESISTANCE OF VALVE RELAY.
1) Turn ignition switch to OFF.
2) Remove valve relay from relay box.
3) Measure resistance between valve relay terminals.
: Ter

Page 2559 of 2890

SUBARU LEGACY 1996  Service Repair Manual B4M0811A
10AC2CHECK CONTACT POINT OF VALVE
RELAY.
1) Connect battery to valve relay terminals No. 85 and No.
86.
2) Measure resistance between valve relay terminals.
: Terminals
No. 30—No. 87
Is res

Page 2560 of 2890

SUBARU LEGACY 1996  Service Repair Manual B4M0863B
10AC3CHECK GROUND CIRCUIT OF RELAY
BOX.
1) Disconnect connector (F50) from relay box.
2) Measure resistance between relay box connector and
chassis ground.
: Connector & terminal
(F50) No. 3