P0745

P0745 PRESSURE CONTROL SOLENOID A

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


CAUTION:
Always drive vehicle at a safe speed.

1. PRECONDITIONING

If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.

2. CHECK DTC DETECTION

With CONSULT
1.Start the engine.
2.Drive the vehicle at least for 10 seconds.
3.Stop the vehicle.
4.Check DTC.
With GST
Follow the procedure "With CONSULT".
Is "P0745" detected?
YES- Go to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" Electrical Diagrams.

1. CHECK LINE PRESSURE SOLENOID VALVE

1.Turn ignition switch OFF.
2.Disconnect CVT unit connector.
3.Check line pressure solenoid valve. Refer to "Component Inspection (Line Pressure Solenoid Valve)"
Is the inspection result normal?
YES- GO TO 2.
NO- Replace transaxle assembly due to malfunction in line pressure solenoid valve. Refer to "Removal and Installation" Removal and Installation.

2. CHECK CIRCUIT BETWEEN TCM AND CVT UNIT

1.Disconnect TCM connector.
2.Check continuity between TCM harness connector terminal and CVT unit harness connector terminal.
Revision: March 20122013 Infiniti JX





3.Check continuity between TCM harness connector terminal and ground.





Is the inspection result normal?
YES- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.
NO- Repair or replace damaged parts.


Component Inspection (Line Pressure Solenoid Valve)


1. CHECK LINE PRESSURE SOLENOID VALVE

Check resistance between CVT unit connector terminal and ground.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace transaxle assembly due to malfunction in line pressure solenoid valve. Refer to "Removal and Installation" Removal and Installation.
Revision: March 20122013 Infiniti JX