Open circuit check
WARNING: This page is about a different variant/trim than selected.
- Turn off the ignition switch.
- Disconnect the ECM and FATC controller connector.
- Measure resistance between P-CAN HIGH terminal (LOW terminal) of the HVAC Control Module harness connector and P-CAN HIGH terminal (LOW terminal) of the ECM (ECM) harness connector.
Specification: Approx. below 1Ω
- Is the measured value within specifications?
YES
- If no problems were found with the circuits or connectors, replace HVAC Control Module and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Repair the connector. go to "VERIFICATION OF VEHICLE REPAIR " procedure.