TEST ACTION APPLICABILITY
4 Turn the ignition off.
Disconnect the A/C - Heater Control Module C1 harness connector.
Disconnect the applicable door actuator harness connector.
Measure the resistance of the applicable door driver circuit between theA/C - Heater
Control Module C1 harness connector and the door actuator harness connector.
Is the resistance below 5.0 ohms?
All
Yes → Go To 5
No → Repair the applicable door driver circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
Disconnect the A/C - Heater Control Module C1 harness connector.
Disconnect the applicable door actuator harness connector.
Measure the resistance of the Common Door Driver circuit between the applicable
door actuator harness connector and the A/C - Heater Control Module C1 harness
connector.
Is the resistance below 5.0 ohms?
All
Yes → Replace the applicable door actuator in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No → Repair the Common Door Driver circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
6 Turn the ignition off.
Remove the applicable door actuator from the A/C - Heater Housing Assembly.
Disconnect the door actuator harness connector.
By hand, attempt to rotate the door actuator in both directions.
Inspect theA/C - Heater HousingAssembly for missing and broken actuator linkage.
Inspect the linkage and the actuator for broken and missing teeth.
Check the doors for binding and loss of full range.
Is the door actuator, the linkage, and the door in good condition and functioning
correctly?
All
Yes → Replace the A/C - Heater Control Module in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No → Repair as necessary in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
378
HEATING & A/C
BLEND CALIBRATION FAULT — Continued
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