Sunroof / Moonroof Motor: Service and Repair

Replacement

1. Disconnect the negative (-) battery terminal.
2. Remove the overhead console then remove the panorama roof motor mounting screws (3EA). And then remove the panorama roof motor (A) after disconnecting the connector (10 Pin).




3. Ground the terminals as below table, and check that the panorama roof unit operates as below table.




4. Make these input tests at the motor connector of panorama roof harness
if any test indicates a problem, find and correct the cause, then recheck the system.
If all the input tests prove OK, the sunroof motor must be faulty; replace it.





5. Make these input tests at the console connector of panorama roof harness
if any test indicates a problem, find and correct the cause, then recheck the system.
If all the input tests prove OK, the sunroof motor must be faulty; replace it.






Resetting The Panorama roof
Whenever the vehicle battery is disconnected or discharged, or you use the emergency handle to operate the panorama roof, you have to reset your panorama roof system as follows :
1. Turn the ignition key to the ON position and then close the panorama roof completely.
2. Release the panorama roof control lever.
3. Press and hold the CLOSE button for more than 10 seconds until the sunroof has moved slightly.
4. Release the panorama roof control lever.
5. Press and hold the CLOSE button once again until the sunroof do as follows;
A. Tilt -> Slide Open -> Slide Close
Then release the lever.
6. Reset procedure of panorama system is finished.

Protecting The Overheated Motor
In order to protect the overheated panorama roof motor by continuous motor operation, the panorama roof ECU controls the Run-time and Cool-time of motor as followings;
1. The panorama roof ECU detects the Run- time of motor
2. Motor can be operated continuously for the 1st Run-time(120 ± 10sec.).
3. Motor which is operated continuously stops operating after the 1st Run-time(120 ± 10sec.).
4. And then Motor is not operated for the 1st Cool-time(18 ± 2sec.).
5. Motor is operated for the 2nd Run-time(10 ± 2sec.) at the continued motor operation after 1st Cool-time(18 ± 2sec.)
6. Motor which is operated continuously stops operating after the 2nd Run-time(10 ± 2sec.)
7. Motor is not operated for the 2nd Cool-time(18 ± 2sec.).
8. Motor repeats the 2nd Run-time and 2nd Cool-time at the continued motor operation.
A. In case that motor is not operated continuously, the Run-time which is limited for protecting the overheated motor is increased.
B. The Run-Time of motor is initialized to "0" if the battery or fuse is reconnected after being disconnected, discharged or blown.




T1 : 120 ± 10 sec., T2 : 18 ± 2 sec.,
T3 : 10 ± 2 sec., T4 : 18 ± 2 sec.