B2614

B2614 ACC RELAY CIRCUIT

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

1.Turn power switch to ACC, and wait for 1 second or more.
2.Check "Self-diagnosis result" of BCM with CONSULT.
Is DTC detected?
YES- Go to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK ACCESSORY RELAY CONTROL SIGNAL

Check voltage between BCM harness connector and ground.





Is the inspection result normal?
YES- Replace BCM. Refer to "Removal and Installation" Service and Repair.
NO- GO TO 2.

2. CHECK ACCESSORY RELAY CONTROL SIGNAL CIRCUIT

1.Turn power switch OFF.
2.Disconnect BCM connector and accessory relay.
3.Check continuity between BCM harness connector and accessory relay harness connector.





4.Check continuity between BCM harness connector and ground.





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

3. CHECK ACCESSORY RELAY

Refer to "Component Inspection" .
Is the inspection result normal?
YES- Replace BCM. Refer to "Removal and Installation" Service and Repair.
NO- Replace accessory relay.


Component Inspection


1. CHECK ACCESSORY RELAY

1.Turn power switch OFF.
2.Remove accessory relay.





3.Check the continuity between accessory relay terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace accessory relay