Schematic Reference: Theft Deterrent System Schematics

Connector End View Reference: Component Connector End Views

DEFINITION: The content theft deterrent (CTD) alarm is always ON.

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

Disconnect the intelligent switching unit (ISU).

Does the alarm turn off?

Go to Step 5

Go to Step 3

1. Disconnect the theft deterrent alarm.
2. Test for a short to ground in the alarm ground. Refer to Testing for Short to Ground and Wiring Repairs .

Did you find and correct the condition?

Go to Step 8

Go to Step 4

Test for a poor connection at the theft deterrent alarm. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 8

Go to Step 7

Test for a poor connection at the ISU. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 8

Go to Step 6

Important:  Perform the program procedure for the ISU.

Replace the ISU.

Did you complete the replacement?

Go to Step 8

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Replace the theft deterrent alarm. Refer to Theft Deterrent Alarm Replacement .

Did you complete the replacement?

Go to Step 8

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2