1997 SUBARU LEGACY Service Repair Manual

Page 2113 of 3342

SUBARU LEGACY 1997  Service Repair Manual OBD0145A
10AX1CONNECT SUBARU SELECT MONITOR
OR THE OBD-II GENERAL SCAN TOOL,
AND READ DATA.
1) Turn ignition switch to OFF.
2) Remove fuel filler cap.
3) Install fuel filler cap.
4) Connect Subaru Sel

Page 2114 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0535A
: Does the voltage change more than 4.5 V by
shaking harness and connector of ECM
while monitoring the value with voltage
meter?
: Repair poor contact in ECM connector.
: Replace ECM.
H2M1374

Page 2115 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0927
10AX3CHECK HARNESS BETWEEN ECM AND
FUEL TANK PRESSURE SENSOR CON-
NECTOR.
1) Turn ignition switch to OFF.
2) Detach right side trunk side trim panel (Sedan) or right
side rear quarter trim pan

Page 2116 of 3342

SUBARU LEGACY 1997  Service Repair Manual NOTE:
In this case, repair the following:
Open circuit in harness between ECM and fuel tank
pressure sensor connector
Poor contact in coupling connector (B98)
H2M1376B
: Connector & terminal
(B84) N

Page 2117 of 3342

SUBARU LEGACY 1997  Service Repair Manual H2M1326
5) Disconnect connector from fuel tank pressure sensor.
6) Remove fuel filler cap.
7) Install fuel filler cap.
8) Turn ignition switch to ON and Subaru Select Monitor or
the OBD-II general sca

Page 2118 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M1101
AY: DTC P0461
—FUEL LEVEL SENSOR CIRCUIT RANGE/
PERFORMANCE PROBLEM—
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
WIRING DIAGRAM:
B2M0933
CAUTION:
After repair or re

Page 2119 of 3342

SUBARU LEGACY 1997  Service Repair Manual 10AY1CHECK DTC P0462 OR P0463 ON DIS-
PLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0462 or
P0463?
: Inspect DTC P0462 or P0463 using“10. Diagnos-
tics Chart with

Page 2120 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M1102
AZ: DTC P0462
—FUEL LEVEL SENSOR CIRCUIT LOW
INPUT—
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
WIRING DIAGRAM:
B2M0933
CAUTION:
After repair or replacement of faul