1.CHECK GROUND CONNECTION
Turn ignition switch OFF.
Check ground connection M95. Refer to Ground Inspection in
Circuit Inspection
.
Is the inspection result normal?
YES
>>
GO TO 2
.
NO
>>
Repair or replace ground connection.
2.CHECK EOT SENSOR POWER SUPPLY CIRCUIT
Disconnect engine oil temperature (EOT) sensor harness connector.
Turn ignition switch ON.
Check the voltage between EOT sensor harness connector and ground.
EOT sensor
Ground
Voltage (V)
Connector
Terminal
F204
1
Ground
Approx. 5
Is the inspection result normal?
YES
>>
GO TO 4
.
NO
>>
GO TO 3
.
3.DETECT MALFUNCTIONING PART
Check the following.
Harness connectors F47, F201
Harness for open or short between EOT sensor and ECM
>>
Repair open circuit, short to ground or short to power in harness or connectors.
4.CHECK EOT SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
Turn ignition switch OFF.
Disconnect ECM harness connector.
Check the continuity between EOT sensor harness connector and ECM harness connector.
EOT sensor
ECM
Continuity
Connector
Terminal
Connector
Terminal
F204
2
F101
26
Existed
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>>
GO TO 6
.
NO
>>
GO TO 5
.
5.DETECT MALFUNCTIONING PART
Check the following.
Harness connectors F47, F201
Harness for open or short between EOT sensor and ECM
>>
Repair open circuit, short to ground or short to power in harness or connectors.
6.CHECK ENGINE OIL TEMPERATURE SENSOR
Refer to
Component Inspection (GT-R certified NISSAN dealer)
.
Is the inspection result normal?
YES
>>
GO TO 7
.
NO
>>
Replace engine oil temperature sensor.
7.CHECK INTERMITTENT INCIDENT
Refer to
Intermittent Incident
.
>>
INSPECTION END