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

1. Turn ignition switch on.
2. Install the scan tool.
3. Select the following items:

•	The Driver Door Module (DDM)

•	The Data Display

•	The Inputs

4. Operate the LH and RH front door lock cylinder switches.

Does the scan tool show an input for both front door lock switches?

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Go to Step 3

Go to Step 4

Replace the remote function actuator (RFA) module. Refer to Remote Control Door Lock Receiver Replacement in Keyless Entry.

Did you complete the repair?

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Go to Content Theft Deterrent (CTD) System Check

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1. Disconnect connector C3 of the malfunctioning front door lock cylinder switch.
2. Operate the malfunctioning door lock cylinder switch while you use a digital multimeter (DMM) to measure resistance.
3. Measure resistance of the front door lock cylinder switch, connector C3, and the corresponding terminals:

•	The LH terminals J and K

•	The RH terminals G and H

Is the resistance within the specified range?

0-5 ohms

Go to Step 5

Go to Step 6

Replace the door module in that door. Refer to Front Door Module Replacement in Doors.

Did you complete the repair?

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Go to Content Theft Deterrent (CTD) System Check

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Test for an open or short to ground in the following CKTs:

Is the circuit OK?

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Go to Step 8

Go to Step 7

Repair the open or short to ground in the following CKTs:

Did you complete the repair?

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Go to Content Theft Deterrent (CTD) System Check

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Test for an open or short to ground in the following CKTs:

Is the circuit OK?

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Go to Step 10

Go to Step 9

Repair the open or short to ground in the following CKTs:

Did you complete the repair?

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Go to Content Theft Deterrent (CTD) System Check

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Replace the malfunctioning front door lock cylinder switch. Refer to Door Lock Cylinder Replacement in Doors.

Did you complete the repair?

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Go to Content Theft Deterrent (CTD) System Check

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