Mitsubishi Eclipse 1990 Service Manual page 487

INSPECTION PROCEDURE 38
Check the
engine coolant
Checktheenginecool
Measure at the engine coolant temperature sensor connector
Disconnect the connector, and measure at the harness side.
Voltage between 2 and ground (Ignition switch: ON)
OK: 4.7-5.2
Continuity between 1 and ground
OK: Continuity
Check the following connector:
Check trouble symptom.
Replace the PCM.
INSPECTION PROCEDURE 39
Check the intake air temperature sensor circuit.
Check the intake air temperature sensor. (Refer to
Measure at the intake air temperature sensor connector
Disconnect the connector and measure at the harness side:
Voltage between 2 and ground (Ignition switch: ON)
OK: 4.7-5.2
Continuity between 1 and ground
OK: Continuity
Check the following connector:
Check trouble symptom.
Replace the PCM.
E N G I N E
temperature sensor circuit.
OK
OK
NG
1
OK
OK
NG
TSB Revision
NG
Replace
Check the following connectors:
Check the harness wire between the PCM and the engine coolant
temperature sensor connector.
OK
Replace the PCM.
NG
Repair
NG
Replace
NG
Check the following connectors:
Check the harness wire between the PCM and the intake
temperature sensor connector.
OK
I Replace the PCM.
NG
Repair
, ,
Repair
NG
Repair
I
I
I