Schematic Reference: Theft Deterrent System Schematics

Connector End View Reference: Component Connector End Views

DEFINITION: The status of the security indicator never changes and the security indicator never illuminates.

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

1. Turn OFF the ignition.
2. Disconnect the intelligent switching unit (ISU) PE3 connector.
3. Connect a 3-A fused jumper wire between the security indicator control circuit and ground.
4. Turn ON the ignition, with the engine OFF.

Is the security indicator ON?

Go to Step 5

Go to Step 3

Test the security indicator control circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 7

Go to Step 4

Replace the security indicator. Refer to LED Indicator Replacement - Vehicle Security System .

Did you complete the replacement?

Go to Step 7

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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 7

Go to Step 6

Important:  Perform the program procedure for the ISU.

Replace the ISU.

Did you complete the replacement?

Go to Step 7

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2