Power Window Motor: Description and Operation

Function Of Safety Power Window

When driver door power window auto-up switch is operated, safety function is activated.
1. When a force of 100N is detected during window UP mode and the window is positioned between 4-250mm from the top of the door, the window will automatically reverse travel to a distance of 300mm from the top of the door.




A. When an obstruction is detected, and the window is positioned over 250mm from the top of the door, the window will automatically reverse travel to a distance of 20mm from the detection point.




2. When the auto-up switch is held in the UP position, and an obstruction is detected, the window will automatically reverse travel to a distance of 25mm from the detection point.




3. The safety power window function is not available if the window is within 4mm from the top of the door.

System Initialization And Fail-safe Mode
1. The safety power windows require initialization if battery power is removed from the system for more than 5 minutes, or if components are replaced. Ensure that the window is not obstructed, and then rise the window by holding the AUTO-UP switch. Continue to hold the AUTO-UP switch for 1 second after the window is completely closed. Release the switch and verify proper operation.
2. Initializing of fail safe mode
If the power window system is in fail-safe mode, the auto-up function is not available; the window will rise 20mm each time the switch is placed into the AUTO-UP position.