Step | Action | Yes | No |
|---|---|---|---|
DEFINITION: Use this diagnostic chart when only the rear release function of the keyless entry system is inoperative. | |||
1 | Did you perform the Remote Keyless Entry System Check? | Go to Step 2 | |
2 | Press the rear compartment lid release button on the transmitter. Does the rear compartment lid release operate normally? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 | Operate the rear compartment lid release from the control inside the vehicle. Does the rear compartment lid release operate normally? | Go to Step 4 | Go to Symptoms - Body Rear End in Body Rear End |
4 |
Important: While viewing scan tool data and pressing and releasing each button Lock, Unlock, Trunk and Panic one at a time the displayed data on the scan tool should cycle between ON and OFF.
Does the scan tool display cycle between ON and OFF? | Go to Step 5 | Go to Step 7 |
5 | Test the Body control module (BCM) portion of the rear compartment lid release relay control circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 9 | Go to Step 6 |
6 | Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 9 | Go to Step 8 |
7 | Replace the transmitter. Refer to Transmitter Programming . Did you complete the replacement? | Go to Step 9 | -- |
8 |
Important: Perform the keyless entry transmitter programming procedure when replacing the BCM. Replace the BCM. Refer to Body Control Module Replacement in Body Control Systems. Did you complete the replacement? | Go to Step 9 | -- |
9 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3 |
