FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Symptom Related Diagnostic Procedures

Test speedometer, tachometer and other gauges for malfunction:
1. Remove the cluster. Refer to Cluster Removal and Installation.

Cluster Wire Harness Connector:




Instrument Cluster Connector Pin Call-Out:




2. Check for ignition voltage at Pin 15 of the cluster wire harness connector. Check for battery voltage at Pin 21 of the connector. If no voltage, repair as necessary.
3. Check Pin 10 of the connector for continuity to ground. If no ground, repair as necessary.
4. If the voltage and ground are OK, and the pins or the connectors are not distorted, replace the instrument cluster.
5. Install cluster.