Check the output voltage of AQS between terminals 4 and 5.
Condition | Output signal | Fresh/recirculation |
Normal condition | 4 ~ 5V | Fresh |
Hazardous gas detection | 0 ~ 1V | Recirculation |
Disconnect the negative (-) battery terminal.
Remove the front bumper under cover. (Refer to BD group).
Remove the AQS (A) after loosening the mounting bolt.
Installation is the reverse order of removal.