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

X7 - Check Key Power to CCRM



- Key "ON", engine "OFF".

- Constant Control Relay Module (CCRM) disconnected.

- Measure voltage between Pin 13 and Pin 15 at the CCRM vehicle harness connector.

- Is voltage greater than 10.5 volts?

Yes -- Go to X8. X8 - Check VPWR Circuit Continuity

No -- Service open between Pin 13 and ignition switch. Reconnect CCRM. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)