BASIC POWER WINDOW SYSTEM INSPECTION (POWER WINDOW SYSTEM) DIAGNOSTIC PROCEDURE

Step	Inspection		Action
1	Switch the ignition ON (engine off or on). Operate the power window using the auto open/close function on the power window main switch. Does the power window operate properly?	Yes	Go to the next step.
1		No	If the power window automatically opens during the closing operation: Go to DRIVER-SIDE DOOR GLASS REVERSE OPENS DURING AUTO-CLOSE (MANUAL-CLOSE) OPERATION (MIS REVERSE OPEN). (See DRIVER-SIDE DOOR GLASS REVERSE OPENS DURING AUTO-CLOSE (MANUAL-CLOSE) OPERATION (MIS REVERSE OPEN) .) Others: Go to DRIVER-SIDE DOOR GLASS CAN BE OPERATED MANUALLY BUT CANNOT BE OPERATED AUTOMATICALLY. (See DRIVER-SIDE DOOR GLASS CAN BE OPERATED MANUALLY BUT CANNOT BE OPERATED AUTOMATICALLY .)
2	Operate the power window main switch to the close position while the power window is opening. Does the power window operation stop?	Yes	Go to the next step.
2		No	Replace the power window main switch (power window control unit is malfunctioning.)
3	Operate the power window main switch to the open position while the power window is closing. Does the power window operation stop?	Yes	Auto open/close function is normal. Perform the IG-OFF timer function inspection.
3		No	Replace the power window main switch (power window control unit is malfunctioning.)

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.

Safety Warning

Auto Open/close Function (Driver-side) Inspection: Notes