Remote Keyless Entry Receiver

REMOTE KEYLESS ENTRY RECEIVER

Description

Receives key fob switch operation and transmits to BCM.


Component Function Check


1. CHECK FUNCTION

Check door lock and unlock operation with keyfob switch.
Is the inspection result normal?
YES- Remote keyless entry receiver is OK.
NO- .


Diagnosis Procedure


1. CHECK REMOTE KEYLESS ENTRY RECEIVER OUTPUT SIGNAL

1.Turn ignition switch OFF.
2.Check signal between remote keyless entry receiver connector and ground with oscilloscope.





Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 3.

2. CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 1

1.Disconnect BCM connector and remote keyless entry receiver connector.
2.Check continuity between BCM harness connector and remote keyless entry receiver harness connector.





3.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- Replace BCM. Exploded View.
NO- Repair or replace harness.

3. CHECK REMOTE KEYLESS ENTRY RECEIVER POWER SUPPLY

1.Disconnect remote keyless entry receiver connector.
2.Check voltage between remote keyless entry receiver harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- GO TO 5.

4. CHECK REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT

Check continuity between remote keyless entry receiver harness connector and ground.





Is the inspection result normal?
YES- Replace remote keyless entry receiver. Service and Repair.
NO- GO TO 6.

5. CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 2

1.Disconnect BCM connector.
2.Check continuity between BCM harness connector and remote keyless entry receiver harness connector.





3.Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES- Replace BCM. Exploded View.
NO- Repair or replace harness.

6. CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 3

1.Disconnect BCM connector.
2.Check continuity between BCM harness connector and remote keyless entry receiver harness connector.





Is the inspection result normal?
YES- Replace BCM. Exploded View.
NO- Repair or replace harness.