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The Blower And Heater Controls And The A/C System Do Not Work




The blower and heater controls and the A/C system do not work

Probable cause: HVAC control malfunction

Do the heater control power and ground circuit troubleshooting Heater Control Power And Ground Circuit Troubleshooting

Also check for

HVAC DTCs Initial Inspection and Diagnostic Overview

Also check for

Blown fuses No. 12 (40 A) in the under-dash fuse/relay box

Also check for

Faulty blower motor relay

Also check for

Poor ground at G501; '07-08 models, '09-11 models

Also check for

Poor or loose connections at the terminals