XB16 - Check VCRM PWR GND Circuit Continuity

- Key "OFF".

- Disconnect Variable Control Relay Module (VCRM). Inspect for damaged or pushed out pins, corrosion, loose wires, etc. Service as necessary.

- Measure resistance between Pin 1 of the VCRM vehicle harness connector and the battery negative post.

- Is resistance less than 5.0 ohms?

Yes -- Replace VCRM. Reconnect all components. Clear continuous memory. Clearing Diagnostic Trouble Codes

Start engine. A/C "ON", wait 15 seconds. Key "OFF", A/C "OFF". Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)

No -- Service open in VCRM PWR GND circuit. Reconnect all components. Clear continuous memory. Clearing Diagnostic Trouble Codes

Start engine. A/C "ON", wait 15 seconds. Key "OFF", A/C "OFF". Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)