1997 SUBARU LEGACY display

B2M0663
BS: DTC P0748
—PRESSURE CONTROL SOLENOID (DUTY
SOLENOID A) ELECTRICAL—
DTC DETECTING CONDITION:

Two consecutive driving cycles with fault
TROUBLE SYMPTOM:

Excessive shift shock
WIRING DIAGRAM:
OBD0424
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

10BS1
CHECK DTC P0748 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0748?
: Check duty solenoid A circuit. [T7A0].>
: It is not necessary to inspect DTC P0748.
322
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles

B2M0664
BT: DTC P0753
—SHIFT SOLENOID A (SHIFT SOLENOID 1)
ELECTRICAL—
DTC DETECTING CONDITION:

Two consecutive driving cycles with fault
TROUBLE SYMPTOM:

No shift
WIRING DIAGRAM:
OBD0436
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

10BT1
CHECK DTC P0753 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0753?
: Check shift solenoid 1 circuit. [T7E0].>
: It is not necessary to inspect DTC P0753.
323
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles

B2M0665
BU: DTC P0758
—SHIFT SOLENOID B (SHIFT SOLENOID 2)
ELECTRICAL—
DTC DETECTING CONDITION:

Two consecutive driving cycles with fault
TROUBLE SYMPTOM:

No shift
WIRING DIAGRAM:
OBD0444
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

10BU1
CHECK DTC P0758 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0758?
: Check shift solenoid 2 circuit. [T7D0].>
: It is not necessary to inspect DTC P0758.
324
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles

B2M0666
BV: DTC P0760
—SHIFT SOLENOID C (SHIFT SOLENOID 3)
MALFUNCTION—
DTC DETECTING CONDITION:

Two consecutive driving cycles with fault
TROUBLE SYMPTOM:

Ineffective engine brake with selector lever in“3”
WIRING DIAGRAM:
B2M1110
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

10BV1CHECK ANY OTHER DTC (BESIDES DTC
P0760) ON DISPLAY.
: Is there any other DTC on display?
: Inspect relevant DTC using“10. Diagnostics Chart
with Trouble Code”.
: Go to step10BV2.
325
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles

B2M0667
BW: DTC P0763
—SHIFT SOLENOID C (SHIFT SOLENOID 3)
ELECTRICAL—
DTC DETECTING CONDITION:

Two consecutive driving cycles with fault
TROUBLE SYMPTOM:

Ineffective engine brake with selector lever in“3”
WIRING DIAGRAM:
OBD0452
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

10BW1
CHECK DTC P0763 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0763?
: Check shift solenoid 3 circuit.
: It is not necessary to inspect DTC P0763.
328
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles

10BZ1
CHECK DTC P0705 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0705?
: Inspect DTC P0705 using“10. Diagnostics Chart
with Trouble Code”.
: Go to step10BZ2.
B2M0593A
10BZ2
CHECK INPUT SIGNAL FOR ECM.
1) Turn ignition switch to ON.
2) Measure voltage between ECM and chassis ground.
: Connector & terminal
(B84) No. 82 (+)—Chassis ground ():
Is the voltage less than1Vin“N”and“P”
positions?
: Go to next.
: Go to step10BZ3.
B2M0593A
: Connector & terminal
(B84) No. 82 (+)—Chassis ground ():
Is the voltage between 4.5 and 5.5 V in other
positions?
: Go to next.
: Go to step10BZ3.
: Is there poor contact in ECM connector?
: Repair poor contact in ECM connector.
: Replace ECM.
B2M0593A
10BZ3
CHECK INPUT SIGNAL FOR ECM.
Measure voltage between ECM and chassis ground.
: Connector & terminal
(B84) No. 82 (+)—Chassis ground ():
Is the voltage more than 10 V?
: Repair battery short circuit in harness between
ECM and inhibitor switch connector.
: Go to step10BZ4.
10BZ4
CHECK INHIBITOR SWITCH TYPE.
: Is inhibitor switch type plastic body?
: Go to step10BZ5.
: Go to step10BZ7.
336
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles

10CE1
CHECK DTC P0705 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0705?
: Inspect DTC P0705 using“10. Diagnostics Chart
with Trouble Code”.
: Go to step10CE2.
B2M0593A
10CE2
CHECK INPUT SIGNAL FOR ECM.
1) Turn ignition switch to ON.
2) Measure voltage between ECM and chassis ground.
: Connector & terminal
(B84) No. 82 (+)—Chassis ground ():
Is the voltage between 4.5 and 5.5 V in other
positions?
: Even if MIL lights up, the circuit has returned to a
normal condition at this time.
: Go to step10CE3.
10CE3
CHECK INHIBITOR SWITCH TYPE.
: Is inhibitor switch type plastic body?
: Go to step10CE4.
: Go to step10CE7.
351
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles

OBD0145A
B2M0755
10CJ1
CHECK DATA FOR CONTROL.
1) Turn ignition switch to OFF.
2) Connect Subaru Select Monitor or the OBD-II general
scan tool to data link connector.
3) Turn ignition switch ON and Subaru Select Monitor or
the OBD-II general scan tool switch ON.
4) Start engine.
5) Read data on Subaru Select Monitor or the OBD-II gen-
eral scan tool.

Subaru Select Monitor
Designate mode using function key.
Function mode: F20

F20: Display shows pressure signal value sent from the
pressure sensor.
: Is the value less than 32 kPa in function
mode F20?
: Go to step10CJ3.
: Go to step10CJ2.

OBD-II general scan tool
For detailed operation procedures, refer to the OBD-II Gen-
eral Scan Tool Instruction Manual.
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2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostic Chart with Trouble Code for LHD Vehicles