1997 SUBARU LEGACY Service Repair Manual

Page 2129 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0936
2) Disconnect connector from fuel sub meter unit.
3) Measure resistance between connector terminals of
fuel sub meter unit.
: Terminals
No. 1—No. 2:
Is the resistance less than 100Ω?
: Go

Page 2130 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0938A
10BA7CHECK GROUND CIRCUIT OF FUEL
LEVEL SENSOR.
Measure resistance of harness between fuel pump con-
nector and chassis ground.
: Connector & terminal
(R58) No. 5—Chassis ground:
Is the res

Page 2131 of 3342

SUBARU LEGACY 1997  Service Repair Manual H2M1418B
4) Turn ignition switch to OFF.
5) Disconnect connector from ECM.
6) Turn ignition switch to ON.
7) Measure voltage between ECM connector and chassis
ground.
: Connector & terminal
(B84) No.

Page 2132 of 3342

SUBARU LEGACY 1997  Service Repair Manual OBD0340
BB: DTC P0500
—VEHICLE SPEED SENSOR MALFUNCTION
—
DTC DETECTING CONDITION:
Immediately at fault recognition
WIRING DIAGRAM:
B2M1285
CAUTION:
After repair or replacement of faulty parts, c

Page 2133 of 3342

SUBARU LEGACY 1997  Service Repair Manual 10BB1CHECK SPEEDOMETER OPERATION IN
COMBINATION METER.
: Does speedometer operate normally?
: Go to step10BB2.
: Check speedometer and vehicle speed sensor
<Ref. to 6-2 [K3A0].>.
B2M0573A
10BB2CHECK H

Page 2134 of 3342

SUBARU LEGACY 1997  Service Repair Manual OBD0358
BC: DTC P0505
—IDLE CONTROL SYSTEM MALFUNCTION
—
DTC DETECTING CONDITION:
Immediately at fault recognition
TROUBLE SYMPTOM:
Erroneous idling
Engine stalls.
Engine breathing
WIRING DIAG

Page 2135 of 3342

SUBARU LEGACY 1997  Service Repair Manual 10BC1
CHECK AIR INTAKE SYSTEM.
1) Turn ignition switch to ON.
2) Start engine, and idle it.
: Is there a fault in air intake system?
NOTE:
Check the following items.
Loose installation of intake mani

Page 2136 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0576A
3) Turn ignition switch to OFF.
4) Disconnect connector from idle air control solenoid
valve.
5) Turn ignition switch to ON.
6) Measure voltage between ECM and chassis ground.
: Connector & t