P0A94

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.Set the vehicle to READY and wait at least 10 seconds.
2.Check self-diagnostic result.
Is DTC detected?
YES- Proceed to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK VCM GROUND CIRCUIT

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





Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace error-detected parts.

2. DC/DC-J/B OUTPUT POWER CIRCUIT

1.Disconnect DC/DC-J/B terminal.
2.Disconnect F/L-A.
3.Check the continuity between DC/DC-J/B harness terminal and F/L-A terminal.





4.Also check harness for short to ground.
Is the inspection result normal?
YES- GO TO3.
NO- Repair or replace error-detected parts.

3. CHECK INTERMITTENT INCIDENT

Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.
Is the inspection result normal?
YES- Replace DC/DC-J/B. Refer to "Removal and Installation" Removal And Installation.
NO- Repair or replace error-detected parts.