Function Explanation (DTC Detection Outline)
WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
- If a condition in which terminal 1AB remains within the specified range for 5 s or more, the PCM determines an open circuit between A/F sensor terminal B and PCM terminal 1AG and stores a DTC.