1996 SUBARU LEGACY wiring

OBD0340
AM: DTC P0500
—VEHICLE SPEED SENSOR MALFUNCTION
(VSP)—
DTC DETECTING CONDITION:

Immediately at fault recognition
10AM1Check speedometer operation in combination
meter.
10AM2Check harness between ECM and combination
meter connector.
10AM3Check harness between ECM and combination
meter connector.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

WIRING DIAGRAM:

LHD Model
B2M0572


266
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

WIRING DIAGRAM:

RHD Model
B2M0904
10AM1CHECK SPEEDOMETER OPERATION IN
COMBINATION METER.
: Does speedometer operate normally?
: Go to step10AM2.
: Check speedometer and vehicle speed sensor
.
B2M0573A
10AM2CHECK HARNESS BETWEEN ECM AND
COMBINATION METER CONNECTOR.
1) Turn ignition switch to OFF.
2) Disconnect connector from TCM.
3) Turn ignition switch to ON.
4) Measure voltage between ECM and chassis ground.
: Connector & terminal
(B84) No. 83 (+)—Chassis ground ():
Is the voltage more than 2 V?
: Repair harness and connector.
NOTE:
In this case, repair the following:

Open circuit in harness between ECM and combination
meter connector

Poor contact in ECM connector

Poor contact in combination meter connector

Poor contact in coupling connector (B37)
: Go to step10AM3.
267
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

WIRING DIAGRAM:

LHD Model
B2M0766
WIRING DIAGRAM:

RHD Model
B2M0796
270
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

AQ: DTC P0600
—SERIAL COMMUNICATION LINK
MALFUNCTION—
DTC DETECTING CONDITION:

Two consecutive trips with fault
10AQ1Check harness between ECM and data link
connector.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

WIRING DIAGRAM:

LHD Model
B2M0581
278
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

WIRING DIAGRAM:

RHD Model
B2M0797
279
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

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.
10AR1Check DTC P0601 on display.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

WIRING DIAGRAM:

LHD Model
B2M0519
281
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

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 SYSTEM
10. Diagnostics Chart with Trouble Code

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 brake light
switch connector.
10AS3Check input signal for TCM.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

WIRING DIAGRAM:
OBD0587


283
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code