Test D: Remote Anti-Theft Personality (Rap) Module Does Not Respond To NGS Tester
WARNING: This page is about a different car, the 1997 Ford Ranger and 1997 Ford Aerostar. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Before disconnecting or connecting any module, ensure ignition switch is in OFF position.
- Turn ignition off. Disconnect 26-pin RAP module connector located at left rear corner of passenger compartment. Inspect connector for physical damage, bent terminals or corrosion. Repair or replace connector as necessary and retest system. If connector is okay, go to next step.
- Measure resistance of Light Blue/White wire between RAP module connector and Data Link Connector (DLC). If resistance is less than 5 ohms, replace RAP module and retest system. If resistance is more than 5 ohms, go to next step.
- Disconnect and inspect both halves of 84-pin bulkhead connector located behind left corner of instrument panel. Inspect connector for physical damage, bent terminals or corrosion. Repair or replace connector as necessary and retest system. If connector is okay, go to next step.
- Measure resistance of Light Blue/White wire between RAP module connector and male half of bulkhead connector. If resistance is less than 5 ohms, repair open in Light Blue/White wire between female half of bulkhead connector and DLC and retest system. If resistance is more than 5 ohms, repair open in Light Blue/White wire between RAP module connector and male half of bulkhead connector and retest system.