1997 SUBARU LEGACY Service Repair Manual

Page 2161 of 3342

SUBARU LEGACY 1997  Service Repair Manual : Connector & terminal
(B54) No. 3 (+)—Chassis ground (�):
Is the voltage less than1Vin“2”posi-
tion?
Is the voltage more than6Vinother
positions?
: Go to next.
:Goto.
: Connector & terminal
(

Page 2162 of 3342

SUBARU LEGACY 1997  Service Repair Manual OBD0380
BJ: DTC P0710
—TRANSMISSION FLUID TEMPERATURE
SENSOR CIRCUIT MALFUNCTION—
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
No shift up to 4th speed (af

Page 2163 of 3342

SUBARU LEGACY 1997  Service Repair Manual OBD0392
BK: DTC P0720
—OUTPUT SPEED SENSOR (VEHICLE
SPEED SENSOR 1) CIRCUIT MALFUNCTION
—
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
No shift or excessiv

Page 2164 of 3342

SUBARU LEGACY 1997  Service Repair Manual OBD0404
BL: DTC P0725
—ENGINE SPEED INPUT CIRCUIT
MALFUNCTION—
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
No lock-up (after engine warm-up)
AT diagnosti

Page 2165 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0657
BM: DTC P0731
—GEAR 1 INCORRECT RATIO—
B2M0658
BN: DTC P0732
—GEAR 2 INCORRECT RATIO—
B2M0659
BO: DTC P0733
—GEAR 3 INCORRECT RATIO—
B2M0660
BP: DTC P0734
—GEAR 4 INCORRECT RATIO

Page 2166 of 3342

SUBARU LEGACY 1997  Service Repair Manual WIRING DIAGRAM:
B2M1287
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.
<Ref. to 2-7 [T3D0] and [T3E0].>
10BP1CHECK ANY OTHER DTC (BESIDES DTC
P0731, P

Page 2167 of 3342

SUBARU LEGACY 1997  Service Repair Manual 10BP2CHECK THROTTLE POSITION SENSOR
CIRCUIT.
Check throttle position sensor circuit. <Ref. to 3-2 [T7K0].>
: Is there any trouble in throttle position sen-
sor circuit?
: Repair or replace throttle po

Page 2168 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0661
BQ: DTC P0740
—TORQUE CONVERTER CLUTCH SYSTEM
MALFUNCTION—
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
No lock-up (after engine warm-up)
No shift