Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Inspection Procedure
- INITIALIZE POWER WINDOW CONTROL SYSTEM
- Initialize the power window regulator motor assembly (on the driver side) (see INITIALIZATION ).
- Check that the power window operates normally by opening and closing the window.
OK:
AUTO UP / DOWN function operates normally.
OK: END (PROBLEM DUE TO INITIALIZATION FAILURE)
NG: Go to Next Step
- CHECK WINDOW GLASS SLIDING MOVEMENT (for Driver Side)
- Remove the window regulator.
- Install the window glass onto the door glass run.
- Check if the door window regulator operates smoothly.
- Check that the window glass slides smoothly when sliding it up by hand.
OK:
Door window glass slides smoothly.
HINT:
Ensure the following:
- The window glass fits with the glass run without improper contact.
- Neither deformation nor foreign objects in the glass run.
NOTE: Perform initialization again.
NG: FIT WINDOW GLASS CORRECTLY (REMOVE FOREIGN OBJECTS CAUSING IMPROPER FITTING OR REPLACE PARTS)
OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Side)
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.