Mitsubishi Eclipse 1990 Service Manual page 489

INSPECTION PROCEDURE 42
Check the heated oxygen sensor (front) circuit.
Measure at the heated
Disconnect the connector and measure at the harness side.
Continuity between 2 and ground
OK: Continuity
Check the following connector:
Check trouble symptom.
Check the harness wire between the PCM and the heated oxygen
sensor (front) connector.
Replace the PCM.
INSPECTION PROCEDURE 43
Check the throttle position sensor circuit.
Check the following connector:
Check trouble symptom.
Check the harness wire between the PCM and
sensor connector. Repair, if necessary.
ENGINE (NON-TURBO)>
(front) connector
OK
NG
OK
OK
NG
position
TSB Revision
Troubleshooting
NG
Replace
NG
Check the following connector:
OK
Check trouble symptom.
OK
Check the harness wire between the PCM and heated oxygen
sensor (front) connector. Repair, if
NG
NG
Repair
Check the following connectors:
Check the harness wire between the PCM and
OK
Replace the PCM.
position
Repair
. .