1996 SUBARU LEGACY Service Repair Manual

Page 2049 of 2890

SUBARU LEGACY 1996  Service Repair Manual OBD0376
AR: DTC P0601
—INTERNAL CONTROL MODULE MEMORY
CHECK SUM ERROR (RAM)—
DTC DETECTING CONDITION:
Two consecutive trips with fault
TROUBLE SYMPTOM:
Engine does not start.
Engine stalls.
10A

Page 2050 of 2890

SUBARU LEGACY 1996  Service Repair Manual WIRING DIAGRAM:
RHD Model
B2M0798
10AR1
CHECK DTC P0601 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0601?
: Replace ECM.
282
2-7ON-BOARD DIAGNOSTICS II SYST

Page 2051 of 2890

SUBARU LEGACY 1996  Service Repair Manual B2M0655
AS: DTC P0703
—BRAKE SWITCH INPUT MALFUNCTION
(ATBRK)—
DTC DETECTING CONDITION:
Two consecutive trips with fault
10AS1Check operation of brake light.
10AS2Check harness between TCM and br

Page 2052 of 2890

SUBARU LEGACY 1996  Service Repair Manual 10AS1
CHECK OPERATION OF BRAKE LIGHT.
: Does brake light come on when depressing
the brake pedal?
: Go to step10AS2.
: Repair or replace brake light circuit.
OBD0589A
10AS2CHECK HARNESS BETWEEN TCM AN

Page 2053 of 2890

SUBARU LEGACY 1996  Service Repair Manual OBD0588A
10AS3
CHECK INPUT SIGNAL FOR TCM.
1) Connect connectors to TCM and brake light switch.
2) Measure voltage between TCM and chassis ground.
: Connector & terminal
(B56) No. 7 (+)—Chassis grou

Page 2054 of 2890

SUBARU LEGACY 1996  Service Repair Manual B2M0656
AT: DTC P0705
—TRANSMISSION RANGE SENSOR CIRCUIT
MALFUNCTION (ATRNG)—
DTC DETECTING CONDITION:
Two consecutive trips with fault
TROUBLE SYMPTOM:
Starter does not rotate when selector lev

Page 2055 of 2890

SUBARU LEGACY 1996  Service Repair Manual WIRING DIAGRAM:
B2M0767
287
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

Page 2056 of 2890

SUBARU LEGACY 1996  Service Repair Manual OBD0596A
10AT1CHECK HARNESS BETWEEN TCM AND
INHIBITOR SWITCH CONNECTOR.
1) Turn ignition switch to OFF.
2) Disconnect connectors from TCM and transmission.
3) Measure resistance of harness between TCM