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
- PERFORM INITIALIZATION
- Initialize the power window regulator motor (See INITIALIZATION ).
- Check if the power window AUTO UP/DOWN function operates (See OPERATION CHECK
).
OK: AUTO UP/DOWN function operates.
NG: Go to step 2
OK: END (PROBLEM DUE TO INITIALIZATION FAILURE)
- CHECK MOVEMENT OF DOOR GLASS
- Remove the installation bolt of the door glass and hold the glass by hand. When raising the glass by hand, check that the glass moves smoothly.NOTE:
- Make sure that the door glass fits to the glass run properly.
- Make sure that the glass run is not deformed, and does not have foreign matter.
OK: Door glass moves smoothly.
NG: INSTALL DOOR GLASS AND/OR GLASS RUN PROPERLY
OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (APPLICABLE LOCATION) (See REMOVAL )
- Remove the installation bolt of the door glass and hold the glass by hand. When raising the glass by hand, check that the glass moves smoothly.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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