my Toyota Corolla E140 (2006-2013) windows won't roll up what's wrong

Solution

1. Preparation

• Gather all necessary tools and parts.
• Disconnect the vehicle battery to prevent electrical shock.

Tools Required:

• Screwdriver set
• Multimeter
• Socket set
• Trim removal tool

2. Remove Door Panel

• Use a screwdriver to remove screws securing the door panel.
• Carefully use a trim removal tool to detach the door panel from the clips.
• Disconnect any electrical connectors for switches and speakers attached to the door panel.

3. Inspect and Test Window Motor

• Locate the window motor at the bottom of the door.
• Disconnect the motor's electrical connector.
• Use a multimeter to check for voltage at the connector when the switch is pressed; it should read approximately 12 volts.
• If voltage is present but the motor does not operate, replace the window motor.

4. Check Wiring and Connections

• Inspect all wiring leading to the window motor for damage, pinching, or corrosion.
• Repair any damaged wires or connections as necessary.

5. Reassemble Door Panel

• Once repairs are completed, reconnect the window motor and any other electrical connections.
• Align the door panel with the clips and press it back into place.
• Reinsert screws to secure the door panel.

6. Test the Window

• Reconnect the vehicle battery.
• Test the window operation to ensure it rolls up and down smoothly.