P31C7

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.Check DTC.
Is DTC detected?
YES- Proceed to "Diagnosis Procedure" .
NO- GO TO 3.

3. PERFORM DTC CONFIRMATION PROCEDURE-II

With CONSULT
1.Set timer charge start time to 5 minutes later.
2.Turn power switch OFF.
3.Connect EVSE (With AC power input) and wait until battery charge starts.
4.Wait at least 10 minutes after starting timer charge.
5.Turn the power switch ON while charging.
6.Check DTC.
Is DTC detected?
YES- Proceed to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK VCM-I

With CONSULT
1.Erase DTC.
2.Turn power switch OFF and wait at least 20 seconds.
3.Disconnect 12V battery negative terminal and wait at least 1 minute. Refer to "Precaution for Removing 12V Battery" Precaution For Removing 12V Battery.
4.Reconnect 12V battery negative terminal.
5.Turn power switch ON and wait at least 6 minutes.
6.Check DTC.
Is DTC "P31C7" detected again?
YES- Replace VCM. Refer to "Removal and Installation" Removal And Installation.
NO- GO TO 2.

2. PERFORM CONFIRMATION PROCEDURE AGAIN

With CONSULT
Perform confirmation procedure again. Refer to "DTC Logic" .
Is DTC "P31C7" detected again?
YES- Replace VCM. Refer to "Removal and Installation" Removal And Installation.
NO- INSPECTION END