For 1990-2009 cars

1. Turn the ignition ON.
2. Press and hold the rear part of the switch to open the sunroof fully. Release the switch when the sunroof has fully opened.

Important: If the sunroof opens slightly and stops, release then push the switch and hold it and repeat these steps until the sunroof opens fully.

3. Press and hold the front part of the switch to close the sunroof fully.

Important: Press and hold the front part of the switch until the sunroof does not move.

4. Press and hold the switch again toward close until the sunroof clicks and slight movement occurs. This click should occur within ten seconds.
5. Confirm the re-calibration procedures by performing sunroof opening and closing operation.