Hyundai Sonata: Sunroof Motor. Repair procedures
Inspection
1. |
Disconnect the negative (-) battery terminal.
|
2. |
Remove the overhead console and roof trim.
(Refer to the BD group - "Roof trim")
|
3. |
Remove the sunroof motor after removing the screws and connector
(10P).
|
4. |
Ground the terminals as below table, and check that the sunroof
unit operates as below table.
|
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.
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Resetting The Sunroof
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.
|
2. |
According to the position of the sunroof, do as follows.
|
3. |
Release the TILT button.
|
4. |
Press and hold the TILT button once again until the sunroof has
returned to the original position of TILT after it is raised a little
higher than the maximum TILT position.
When this is complete, the sunroof system is reset.
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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.
T1 : 120 ± 10 sec., T2 : 18 ± 2 sec.,
T3 : 10 ± 2 sec., T4 : 18 ± 2 sec.
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Sunroof Switch. Repair procedures
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