A Symptoms - Theft Deterrent

SYMPTOMS - THEFT DETERRENT

IMPORTANT PRELIMINARY CHECKS BEFORE STARTING
1. Perform the Diagnostic System Check - Theft Deterrent before using the Symptom Tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control module(s) can communicate via the serial data link.
2. Review the vehicle theft deterrent description and operation in order to familiarize yourself with the system functions. Refer to Vehicle Theft Deterrent (VTD) Description and Operation.

Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the Passlock(TM) system.
- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
- Content Theft Deterrent (CTD) Alarm Mode Inoperative.
- Content Theft Deterrent (CTD) Does Not Disarm with Key Lock.
- Security Indicator Inoperative.
- The engine will not crank, No Security indicator on. Refer to DTC B2955.