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 (with navigation).

Do the audio communication line circuit troubleshooting; with navigation system Audio Communication Line Circuit Troubleshooting (With Navigation), without navigation system Audio Communication Line Circuit Troubleshooting (Without Navigation)

Also Check for

Climate control DTCs Initial Inspection and Diagnostic Overview

Also Check for

Audio-navigation switch panel or audio-HVAC display failure

Also Check for

Poor or loose connections at the terminals