Function Explanation (DTC Detection Outline)
- 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.
- If a condition in which terminal 1S 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 1M and stores a DTC.