Hyundai Elantra: Sun Roof / Sunroof Motor
Repair procedures
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the roof trim. (Refer to Body - "Roof Trim") |
3. | Disconnect the sunroof motor (A) connector. 
|
4. | Ground the terminals as below table, and check that the sunroof unit operates. •
| When inspecting the sunroof motor operation, sunroof motor and roller blind motor always should be connected. |
|

|
5. | Make these input tests at the connector. 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.
Terminal
| Test condition
| Test : Desired result
| 3
| IG2 ON
| Check for voltage to ground : There should be battery voltage.
| 1
| Under all conditions
| Check for continuity to ground : There should be continuity.
| 6
| Under all conditions
| Check for voltage to ground : There should be battery voltage.
|
|
Whenever the vehicle battery is disconnected or discharged, or you use the emergency handle to operate the sunroof, you have to reset your sunroof system as follows :
1. | Turn the ignition key to the ON position and then close the sunroof completely. |
2. | Release the sunroof control lever. |
3. | Press and hold the CLOSE button for more than 10 seconds until the sunroof closed and it has moved slightly. |
4. | Release the sunroof control lever. |
5. | Press and hold the CLOSE button once again within 5 seconds until the sunroof do as follows; •
| Tilt → Slide Open → Slide Close Then release the lever. |
|
6. | Reset procedure of panorama system is finished. |
Protecting Motor From Overheating
In order to protect the sunroof motor from overheating from continuous motor operation, the sunroof ECU controls the Run-time and Cool-time of the motor as follows:
1. | The sunroof ECU detects the Run- time of motor |
2. | Motor can be operated continuously for the 1st run-time (120 ± 10sec.). |
3. | The continuous operation of motor stops after the 1st Run-time (120 ± 10sec.). |
4. | 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. | The continuous operation of motor 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. –
| In case that motor is not operated continuously, the run-time is increased. |
–
| 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. |
Repair procedures
Inspection1.Disconnect the negative (-) battery terminal.2.Using a remover and remove the overhead console (A).3.Check for continuity between the terminals...
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