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Canada - Body - Power Sliding Roof Initialization

Bulletin
TSB2540

Issue Date
December 6, 2007

Title
POWER SLIDING ROOF INITIALIZATION

Component
BODY ELECTRICAL

Models
'06 - '07 IS 250/350

INTRODUCTION:

This bulletin contains initialization procedures for the moon roof. In the event that a new moon roof housing assembly has been installed, an existing moon roof glass assembly has been reinstalled/adjusted, or the moon roof is going into jam protection (re-open), perform one of the following initialization procedures.

APPLICABLE VEHICLES:
- 2006 - 2007 model year IS 250/350 vehicles.






WARRANTY INFORMATION:

INITIALIZATION PROCEDURE:

Perform Initialization Procedure A if a NEW moon roof housing assembly or a NEW moon roof motor assembly has been installed on the vehicle.
Perform Initialization Procedure B if the moon roof glass has been refitted or the sub-assembly has been reinstalled.
Perform Initialization Procedure C if the moon roof goes into jam protection (reverses direction) while attempting to close.






NOTE:
- Do NOT switch any electrically powered systems ON and OFF during initialization.
- If battery voltage fluctuates by 0.5 V or more, initialization will fail.
- Permanent ECU damage will occur if power is disconnected while the moon roof motor is operating.
- Do NOT move the vehicle during initialization.
- Do NOT apply strong force to the vehicle during initialization, such as closing the doors.


Initialization Procedure A:
1. Switch ON the ignition by pressing the "START/STOP" button twice.
2. Keep the sliding roof switch in the fully closed position and the push switch pressed until the following operations are completed:
- The sliding roof moves to the fully tilt open position and remains for 1 second.
- Tilt down operation starts. After the roof is fully closed, open operation starts.
- After the roof slides to the fully open position, the operation stops and then the roof closes to the fully closed position.
- Confirm AUTO operation works normally.

Initialization Procedure B:
1. Start with the sliding roof in the fully open position.
2. Fully close the sliding roof.
3. Quickly turn the sliding roof switch assembly to position 1 (within 0.5 seconds of step 1).
4. Hold the sliding roof switch assembly at position (1) for at least 10 seconds to enter learning operation mode.
5. Steps 1-4 clear the learned values in the moon roof motor assembly. Perform Procedure A to complete the initialization of the moon roof.

Initialization Procedure C:
Push the sliding roof switch assembly to position (11) for 10 seconds or more.

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available.
IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.