P312B

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PRECONDITIONING

- Turn power switch OFF and wait at least 20 seconds.
- Make sure that 12V battery voltage is 11 V or more.
- GO TO 2.

2. PERFORM DTC CONFIRMATION PROCEDURE-I

With CONSULT
1.Turn power switch ON and wait at least 10 seconds.
2.Turn OFF the power switch. Between 5 seconds later and within 10 seconds, turn ON the power switch again. Wait at least 1 minute.
3.Check DTC.
Is DTC detected?
YES- Proceed to "Diagnosis Procedure" .
NO- GO TO 3.

3. PERFORM DTC CONFIRMATION PROCEDURE-II

With CONSULT
1.Turn power switch OFF.
2.Check that the charging status indicator is not illuminating, and wait at least 20 seconds.
3.Connect EVSE (with AC power input) and wait at least 10 seconds.
4. Disconnect EVSE and wait at least 1 minutes.
5.Check DTC.
Is DTC detected?
YES- Proceed to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. PERFORM SELF-DIAGNOSIS OF TRACTION MOTOR INVERTER

With CONSULT
Perform self-diagnosis of traction motor inverter.
Is DTC detected?
YES- Check the DTC.
NO- GO TO 2.

2. PERFORM SELF-DIAGNOSIS OF ON BOARD CHARGER

Perform self-diagnosis of on board charger.
Is DTC detected?
YES- Check the DTC.
NO- GO TO 3.

3. PERFORM DTC CONFIRMATION PROCEDURE AGAIN

1.Erase DTC.
2.Perform DTC confirmation procedure again. Refer to "DTC Logic" .
Is DTC "P312B" detected again?
YES- Replace VCM. Refer to "Removal and Installation" Removal And Installation.
NO- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.