P0A3F

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


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

1.Perform "INSPECTION MODE 5". Description.
2.Start the engine and wait for 10 seconds or more.
3.Check DTC.
Is "P0A3F" detected?
YES- Go to .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK CONNECTION CONDITION

1.Turn ignition switch OFF.
2.Check the connection conditions of the traction motor inverter harness connector and the traction motor harness connector.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace damaged parts.

2. CHECK TRACTION MOTOR RESOLVER CIRCUIT

1.Disconnect the traction motor inverter harness connector.
2.Check the resistance between traction motor inverter vehicle side harness connector terminals and ground.

CAUTION:
Never damage connector terminals.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace damaged parts.

3. CHECK TRACTION MOTOR RESOLVER CIRCUIT

1.Disconnect the traction motor harness connector.
2.Check the resistance between traction motor inverter vehicle side harness connector terminals and traction motor vehicle side harness connector terminals.

CAUTION:
Never damage connector terminals.





3.Check the harness for short.

CAUTION:
Never damage connector terminals.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace damaged parts.

4. CHECK TRACTION MOTOR RESOLVER

Check the traction motor resolver. .
Is the inspection result normal?
YES- Replace the traction motor inverter. Removal and Installation.
NO- Replace the transmission assembly due to malfunction in the traction motor resolver (traction motor). Removal and Installation.


Component Inspection (Traction Motor Resolver)


1. CHECK TRACTION MOTOR RESOLVER

1.Disconnect the traction motor connector.
2.Check the resistance between traction motor connector terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace the transmission assembly due to malfunction in the traction motor resolver (traction motor). Removal and Installation.