1996 SUBARU LEGACY Service Repair Manual

Page 1897 of 2890

SUBARU LEGACY 1996  Service Repair Manual B2M0532A
10B2CHECK INPUT SIGNAL FOR ECM.
(USING VOLTAGE METER AND SUBARU
SELECT MONITOR.)
Measure voltage between ECM connector and chassis
ground while engine is idling.
: Connector & terminal
(B84)

Page 1898 of 2890

SUBARU LEGACY 1996  Service Repair Manual B2M0533A
10B4CHECK HARNESS BETWEEN ECM AND
MASS AIR FLOW SENSOR CONNECTOR.
1) Turn ignition switch to OFF.
2) Disconnect connector from ECM.
3) Measure resistance of harness between ECM and
mass air f

Page 1899 of 2890

SUBARU LEGACY 1996  Service Repair Manual B2M0481
10B5CHECK HARNESS BETWEEN ECM AND
MASS AIR FLOW SENSOR CONNECTOR.
1) Turn ignition switch to OFF and Subaru Select Monitor
or the OBD-II general scan tool switch to OFF.
2) Disconnect connecto

Page 1900 of 2890

SUBARU LEGACY 1996  Service Repair Manual OBD0152
C: DTC P0101
—MASS AIR FLOW SENSOR CIRCUIT
RANGE/PERFORMANCE PROBLEM
(QA
—R)—
DTC DETECTING CONDITION:
Two consecutive trips with fault
TROUBLE SYMPTOM:
Erroneous idling
Engine stalls

Page 1901 of 2890

SUBARU LEGACY 1996  Service Repair Manual WIRING DIAGRAM:
RHD Model
B2M0785
10C1
CHECK DTC P0100 ON DISPLAY.
: Does the Subaru select monitor or OBD-II
general scan tool indicate DTC P0100?
: Inspect DTC P0100 using“10. Diagnostics Chart
w

Page 1902 of 2890

SUBARU LEGACY 1996  Service Repair Manual OBD0154
D: DTC P0105
—PRESSURE SENSOR CIRCUIT
MALFUNCTION (P
—S)—
DTC DETECTING CONDITION:
Immediately at fault recognition
10D1Connect Subaru Select Monitor or the OBD-II
general scan tool, an

Page 1903 of 2890

SUBARU LEGACY 1996  Service Repair Manual WIRING DIAGRAM:
LHD Model
B2M0534
135
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code

Page 1904 of 2890

SUBARU LEGACY 1996  Service Repair Manual WIRING DIAGRAM:
RHD Model
B2M0786
136
2-7ON-BOARD DIAGNOSTICS II SYSTEM
10. Diagnostics Chart with Trouble Code