Passenger Compartment Temperature Sensor Inspection (Auto A/C): Motor
WARNING: This page is about a different car, the 2021 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
- Remove the passenger compartment temperature sensor. (See PASSENGER COMPARTMENT TEMPERATURE SENSOR REMOVAL/INSTALLATION (AUTO A/C) (US) .)
- Connect battery positive voltage to passenger compartment temperature sensor terminal A, connect terminal C to ground, and then verify its operation.
- If there is any malfunction, replace the passenger compartment temperature sensor.