Initial Inspection and Diagnostic Overview

1. Verify the customer concern by operating the anti-theft system.

NOTE: The RAP module must be reconfigured upon replacement. Refer to the New Generation STAR (NGS) Tester help screen on the configuration card to program the LED flash and/or horn chirp (Mexico only).

2. Visually inspect for obvious signs of mechanical and electrical damage.

Visual inspection Chart

Mechanical
^ Door lock cylinder
^ Ignition cylinder

Electrical
^ Fuse(s)
- RADIO (5A)
- ROOM (10A)
^ Loose or corroded connections
^ Switch(es)
^ Relay(s)

3. If the concern remains after the inspection connect the New Generation STAR (NGS) Tester to the Data Link Connector (DLC) located beneath the instrument panel and select the vehicle to be tested from NGS menu. If the NGS does not communicate with the vehicle:
^ check that the program card is properly installed.
^ check the connections to the vehicle.
^ check the ignition switch position.
4. If the NGS still does not communicate with the vehicle, refer to the New Generation STAR Tester manual.
5. Perform the DATA LINK DIAGNOSTIC TEST. If the NGS responds with:
^ CKT914, CKT915 or CKT7O = ALL ECUS NO RESP/NOT EQUIP, refer to Module Communications Network.
^ NO RESP/NOT EQUIP for remote Anti-Theft Personality (RAP) module, go to Pinpoint Test A. Test A: No Communication W/RAP Module
^ SYSTEM PASSED, retrieve and record the continuous diagnostic trouble codes (DTCs), erase the continuous DTCs and perform self test diagnostics for the RAP module.
6. If the DTCs retrieved are related to the concern, go to RAP Diagnostic Trouble Code (DTC) Index to continue diagnostics. Diagnostic Trouble Code Tests and Associated Procedures
7. If no DTCs related to the concern are retrieved, proceed to Symptom Chart to continue diagnostics. Symptom Related Diagnostic Procedures