X50 - Check For Continuity From CCRM to A/C Clutch

- Key "OFF".

- A/C clutch disconnected.

- Disconnect Constant Control Relay Module (CCRM).

- Measure resistance between Pin 23 of the CCRM vehicle harness connector and power side of the A/C clutch vehicle harness connector.

- Measure resistance between Pin 16 of the CCRM vehicle harness connector and ground side of the A/C clutch vehicle harness connector.

- Is each resistance less than 5.0 ohms?

Yes -- Reconnect A/C clutch. Go to X51. X51 - Check For A/C Demand Switch Voltage to CCRM

No -- Service open in power or ground to A/C clutch. Reconnect CCRM and A/C clutch. Re-evaluate symptom.