Symptoms - Theft Deterrent

Symptoms - Theft Deterrent

Important: The following steps must be completed before using the symptom tables.

1. Perform the Diagnostic System Check - Vehicle in order to verify that all of the following are true:

* There are no DTCs set.

* The control modules can communicate via the serial data link. Initial Inspection and Diagnostic Overview

2. Review the system operation in order to familiarize yourself with the system functions. Refer to the following:

* Theft Systems Description and Operation

* Content Theft Deterrent (CTD) Description and Operation

Visual/Physical Inspection

* Inspect for aftermarket devices which could affect the operation of the Theft Deterrent 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. Refer to Testing for Intermittent Conditions and Poor Connections in Diagnostic Aids. Component Tests and General Diagnostics

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
* Horn Inoperative in Content Theft Deterrent (CTD) Alarm Mode
* Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode
* Security Indicator Always On or Flashing
* Security Indicator Inoperative