FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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X3 - Check CCRM Ground Circuit



- Key Off.

- CCRM disconnected.

- Measure voltage between Pin 8 (B+) and Pin 15 (GND) at the CCRM vehicle harness connector.

- Is voltage greater than 10.5 volts?

YES -- REPLACE CCRM. RECONNECT all components. Rerun quick test. Diagnostic Subroutines (DSR) - Extracting Codes

NO -- SERVICE open ground circuit to CCRM (Pin 15). RECONNECT all components. Rerun quick test. Diagnostic Subroutines (DSR) - Extracting Codes