Did you perform the Content Theft Deterrent (CTD) System Check?

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Go to Step 2

Go to Content Theft Deterrent (CTD) System Check

Using a scan tool, attempt to establish communications with the driver door module (DDM) and the vehicle theft deterrent (VTD) systems.

Can the scan tool communicate with the DDM and VTD systems?

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Go to Step 3

Go to Step 9

Using the power door lock switches, operate the driver and passenger door locks.

Do the power door locks operate correctly?

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Go to Step 4

Go to Power Door Locks System Check in Doors

1. Close both the driver and passenger doors.
2. Turn the ignition switch to the ON position.

Is the DOOR AJAR message displayed?

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Go to Diagnostic System Check - Instrument Cluster in Instrument Panel, Gauges and Console

Go to Step  5

Open the driver door.

Is the DOOR AJAR message displayed?

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Go to Step 6

Go to Diagnostic System Check - Instrument Cluster in Instrument Panel, Gauges and Console

1. Close the driver door.
2. Open the passenger door.

Is the DOOR AJAR message displayed?

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Go to Step 7

Go to Diagnostic System Check - Instrument Cluster in Instrument Panel, Gauges and Console

Turn the ignition switch to the ON position.

Is the SECURITY indicator ON or flashing?

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Go to Content Theft Deterrent (CTD) System Check

Go to Step 8

Inspect the following circuits for an intermittent malfunction:

Did you find and correct the condition?

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Go to Step 10

Go to Content Theft Deterrent (CTD) System Check

Repair the no communication malfunction to the system that could not communicate with the scan tool. Refer to Data Link Communications System Check in Wiring Systems.

Did you complete the repair?

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Go to Step 10

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1. Turn the ignition switch to the OFF position.
2. Reconnect or install any connectors or components that were disconnected or removed.

Did you complete the repair?

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Go to Content Theft Deterrent (CTD) System Check

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