1. Disconnect the inside air temperature sensor connector.
2. Turn the ignition switch to the RUN position.
3. Press the AUTO mode button on the HVAC programmer module.
4. Use a DMM to measure the voltage between terminal A of the inside air temperature sensor connector and ground.

Is the voltage within the specified range?

4.5 - 5.5V

Go to Step 3

Go to Step 2

Locate and repair a short to ground in CKT 734.

Is the repair complete?

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Go to Step 4

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Replace the inside air temperature sensor. Refer to Inside Air Temperature Sensor in Automatic Air Conditioning?

Is the replacement complete?

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Go to Step 4

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1. Press the A/C mode button on the HVAC programmer module. OR
2. Use a scan tool to clear the DTCs from memory.

Are the DTCs cleared from memory?

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Recheck the System Operation (Information not available at the time of printing)

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