1.CHECK BOOST CONTROL ACTUATOR HOSE
Check disconnection, looseness or improper connection of hose between turbocharger boost control solenoid valve and boost control actuator.
Is the inspection result normal?
YES
>>
GO TO 2
.
NO
>>
Repair or replace.
2.CHECK TURBOCHARGER BOOST CONTROL SOLENOID VALVE POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect turbocharger boost control solenoid valve harness connector.
Turn ignition switch ON.
Check the voltage between turbocharger boost control solenoid valve harness connector and ground.
Turbocharger boost control solenoid valve
Ground
Voltage
Connector
Terminal
F34
1
Ground
Battery voltage
Is the inspection result normal?
YES
>>
GO TO 4
.
NO
>>
GO TO 3
.
3.DETECT MALFUNCTIONING PART
Check the following.
Harness connectors E3, F1
Harness for open or short between turbocharger boost control solenoid valve and IPDM E/R
>>
Repair open circuit, short to ground or short to power in harness or connectors.
4.CHECK TURBOCHARGER BOOST CONTROL SOLENOID VALVE OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
Turn ignition switch OFF.
Disconnect ECM harness connector.
Check the continuity between turbocharger boost control solenoid valve harness connector and ECM harness connector.
Turbocharger boost control solenoid valve
ECM
Continuity
Connector
Terminal
Connector
Terminal
F34
2
F102
61
Existed
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>>
GO TO 5
.
NO
>>
Repair open circuit, short to ground or short to power in harness or connectors.
5.CHECK TURBOCHARGER BOOST CONTROL SOLENOID VALVE
Refer to
Component Inspection (GT-R certified NISSAN dealer)
.
Is the inspection result normal?
YES
>>
GO TO 6
.
NO
>>
Replace turbocharger boost control solenoid valve.
6.CHECK BOOST CONTROL ACTUATOR
Refer to
Inspection (GT-R certified NISSAN dealer)
.
Is the inspection result normal?
YES
>>
GO TO 7
.
NO
>>
Replace exhaust manifold and turbocharger assembly.
7.CHECK TURBOCHARGER BOOST SENSOR
Refer to
Component Inspection (GT-R certified NISSAN dealer)
.
Is the inspection result normal?
YES
>>
GO TO 8
.
NO
>>
Replace turbocharger boost sensor.
8.CHECK INTERMITTENT INCIDENT
Refer to
Intermittent Incident
.
>>
INSPECTION END