Examination
1. Disconnect the 4K connector from the recirculation control motor.
2. Connect the battery (+) to pin No. 1 and ground pins No. 2 and No. 4, the recirculation control motor should run smoothly.
Attention. Never connect the battery in the opposite direction.
3. Disconnect pins No. 2 or No. 4 from ground. The recirculation control motor should stop at FRESH (fresh) or RECIRCULATE (recycled).
Note: Do not run the recirculation control motor for a long time.
Mode control engine
4. If the recirculation control motor does not work in step 1, remove it, then check the linkage and damper for smooth movement. If they move smoothly, replace the recirculation control motor.
Replacement
Note: LHD type shown. RHD type is similar.
1. Disconnect the 4K connector from the recirculation control motor and remove the wiring harness clamp from it.
2. Remove the two self-tapping screws and the recirculation control motor.
3. Install in the reverse order of removal. After installation, make sure the recirculation control motor runs smoothly.