XB82 - Check Continuity of A/C Circuits
- Key "OFF".
- A/C clutch disconnected.
- Variable Control Relay Module (VCRM) disconnected.
- Measure resistance between Pin 14 of the VCRM vehicle harness connector and the power-to-A/C clutch circuit at the A/C clutch vehicle harness connector.
- Measure resistance between Pin 13 of the VCRM vehicle harness connector and the A/C clutch ground circuit at the A/C clutch vehicle harness connector.
- Measure resistance between Pin 15 of the VCRM vehicle harness connector and the battery negative post.
- Are all resistances less than 5.0 ohms?
Yes -- Go to XB83. XB83 - Check Continuity of A/C Clutch
No -- Service open in applicable circuit. Reconnect all components. Clear continuous memory. Clearing Diagnostic Trouble Codes
A/C "OFF", defroster "OFF". Start engine, wait 15 seconds. Key "OFF". Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)