Did you perform the Content Theft Deterrent System Check?

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Go to Step 2

Go to Content Theft Deterrent (CTD) System Check

Did you perform the BCM Diagnostic System Check?

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Go to Step 3

Go to Diagnostic System Check - Body Control System in Body Control System

Turn the headlamp switch to the PARK position.

Do the park lamps turn on?

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Go to Step 4

Go to Exterior Lights System Check in Lighting Systems

1. Remove the key from the ignition switch.
2. Close all the vehicle doors.
3. Insert the key in the driver's door key cylinder lock.
4. Observe the courtesy lights while turning the key to unlock the driver's door.
5. Wait 40 seconds.
6. Insert the key in the RF door key cylinder lock.
7. Observe the courtesy lights and turn the key to unlock the RF door.

Do the courtesy lights turn on for 40 seconds upon unlocking the door with the key?

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Go to Diagnostic System Check - Body Control System in Body Control System

Go to Interior Lamps System Check in Lighting Systems