P31C1

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

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- INSPECTION END


Diagnosis Procedure


1. CHECK TCU CONDITION

Check that the TCU activation is performed normally. Refer to "ADDITIONAL SERVICE WHEN USING TELEMATICS SYSTEM FOR THE FIRST TIME/RE-SUBSCRIPTION : Description" Description.
Is TCU activation performed normally?
YES- GO TO 2.
NO- Perform TCU activation. Refer to "ADDITIONAL SERVICE WHEN USING TELEMATICS SYSTEM FOR THE FIRST TIME/RE-SUBSCRIPTION : Work Procedure" Work Procedure.

2. CHECK EV SYSTEM ACTIVATION REQUEST SIGNAL-I

With CONSULT
1.On the CONSULT screen, select "EV/HEV" - "DATA MONITOR" - "EV SYS ACT REQ (TCU)".
2.Turn power switch OFF.
3.Turn power switch ON.
4.Check that "EV SYS ACT REQ (TCU)" indicates "On" for 1 second after EVSE connected.
Is the inspection result normal?
YES- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.
NO- GO TO 3.

3. CHECK EV SYSTEM ACTIVATION REQUEST SIGNAL-II

1.Turn power switch OFF.
2.Disconnect VCM harness connector.
3.Check the voltage between VCM harness connector and ground under the following condition.





Is inspection result normal?
YES- Replace VCM. Refer to "Removal and Installation" Removal And Installation.
NO- GO TO 4.

4. CHECK EV SYSTEM ACTIVATION REQUEST SIGNAL CIRCUIT

1.Turn power switch OFF.
2.Disconnect TCU harness connector.
3.Check the continuity between VCM harness terminal and TCU harness terminal.





4.Also check harness for short to ground.
Is the inspection result normal?
YES- Replace TCU. Refer to "Removal and Installation" Telematics System.
NO- Repair or replace error-detected parts.