Schematic Reference: Body Rear End Schematics

Did you review the Body Rear End description and operation and perform the necessary inspections?

Go to Step 2

Go to Luggage Compartment Description and Operation

Open the tonneau.

Is the tonneau ajar indicator illuminated?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

1. Install a scan tool.
2. Turn the ignition ON with the engine OFF.
3. With a scan tool observe the tonneau ajar switch signal parameter in the BCM Input Data 2 data list.

Does the scan tool display open?

Go to Step 12

Go to Step 4

1. Disconnect the folding top lid latch.
2. Connect a fused jumper between the folding top lid latch ajar signal circuit and a good ground.
3. With a scan tool observe the tonneau ajar switch signal parameter in the BCM Input Data 2 data list.

Does the scan tool display open?

Go to Step 5

Go to Step 6

1. Connect a fused jumper between the folding top lid latch ajar signal circuit and the folding top lid latch ajar ground circuit.
2. With a scan tool observe the tonneau ajar switch signal parameter in the BCM Input Data 2 data list.

Does the scan tool display open?

Go to Step 8

Go to Step 9

Test the signal circuit of the folding top lid latch ajar signal 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 13

Go to Step 7

Inspect for poor connections at the harness connector of the body control module. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 13

Go to Step 10

Inspect for poor connections at the harness connector of the folding top lid latch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 13

Go to Step 11

Repair the open or high resistance in the ground circuit of the folding top lid latch. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 13

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Important: When replacing the body control module refer to Body Control Module (BCM) Programming/RPO Configuration in Body Control System.

Replace the body control module. Refer to Body Control Module Replacement in Body Control System.

Did you complete the replacement?

Go to Step 13

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Replace the rear compartment lid latch(s). Refer to Rear Compartment Lid Switch Replacement .

Did you complete the replacement?

Go to Step 13

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Replace the instrument cluster. Refer to Driver Information Display Switch Replacement in Instrument Panel, Gages, and Console.

Did you complete the replacement?

Go to Step 13

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3