Operation CHARM: Car repair manuals for everyone.
Home >> Acura >> 2010 >> TSX L4-2.4L >> Repair and Diagnosis >> Heating and Air Conditioning >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> The Climate Control Display Is Inoperative
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

The Climate Control Display Is Inoperative




The climate control display is inoperative

Diagnostic Procedure:

1. Probable cause: Communication problem between the climate control unit and the Audio-HVAC display unit (without navigation) or the Audio-navigation switch panel (with navigation)

2. Do the audio communication line circuit troubleshooting Audio Communication Line Circuit Troubleshooting

Also check for:

- Climate control DTCs Initial Inspection and Diagnostic Overview
- Audio-HVAC display failure
- Poor or loose connections at the terminals

pro multis · About Operation CHARM