Keyless Entry System Inoperative

Keyless Entry System Inoperative

Test Description

Step 1 - Step 11:

Step 12 - Step 24:

The numbers below refer to the step numbers on the diagnostic table.
14. A DMM must be used in this step. A test lamp may give incorrect results, testing for B+ supply from the body control module (BCM).
15. An illuminated test lamp at step 16 reveals a short to voltage in the serial data circuit.