Air Door Position Sensor / Switch: Testing and Inspection

Recirculation

1. Check fuse 6 and check that the supply to recirculation switch 143 is live.

2. Press the switch and check that the recirculation valve is activated.

3. Check fuse 9 and check that the supply to main switch 149 in the air distribution control is live.

4. When the control is in position 0 or < - >, the recirculation valve should be activated.