Keyless Entry System Inoperative

KEYLESS ENTRY SYSTEM INOPERATIVE

TEST DESCRIPTION

Steps 1 - 11:

Steps 12 - 22:

Steps 23 - 25:

The numbers below refer to the step numbers on the diagnostic table.
15. 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).
16. An illuminated test lamp at step 16 reveals a short to voltage in the serial data circuit.