Function Explanation (DTC Detection Outline)
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
- The engine coolant control valve position sensor diagnoses the internal condition of the engine coolant control valve.
- The PCM receives the error signal from the engine coolant control valve position sensor, determines an internal malfunction of the engine coolant control valve, and stores the DTC.