Troubleshooting Hints

WARNING: This page is about a different car, the 2015 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Malfunction of the connector [joint connector (CAN1), A/C control panel < vehicles with A/C > or heater control panel < vehicles without A/C > connector improperly connected]
Malfunction of the wiring harness [open circuit between the A/C control panel < vehicles with A/C > or heater control panel < vehicles without A/C > connector and the joint connector (CAN1), power supply circuit to the A/C control panel < vehicles with A/C > or heater control panel < vehicles without A/C >]
Malfunction of the A/C control panel < vehicles with A/C > or heater control panel < vehicles without A/C >