The Climate Control Display Is Inoperative

The climate control display is inoperative

Probable cause: Communication problem between the climate control unit and the audio-navigation switch panel (with navigation) or the audio-HVAC display unit (without navigation). Do the audio communication line circuit troubleshooting:

with navigation Audio Communication Line Circuit Troubleshooting (With Navigation)

without navigation Audio Communication Line Circuit Troubleshooting (Without Navigation)

Also Check for

Climate control DTCs

Also Check for

Audio-navigation switch panel or audio-HVAC display unit failure

Also Check for

Poor or loose connections at the terminals