how to troubleshoot the electric windows in my Toyota RAV4 XA50 (2019-2024)

Solution

1. Preparation

• Tools Required:
  • Screwdriver set
  • Multimeter
  • Wire strippers/crimpers
  • Torque wrench
• Disconnect the vehicle battery to ensure safety.

2. Inspect and Replace Fuses

• Locate the fuse box and identify the power window fuse.
• Remove the fuse and inspect for damage.
• Replace with a new fuse of the same amperage if blown.

3. Test and Replace Window Switch

• Remove the door panel to access the window switch.
• Disconnect the switch connector and use a multimeter to check for continuity.
• If defective, replace with a new switch by reversing the removal steps.

4. Examine and Replace Window Motor

• If the switch is functional, test the window motor.
• Remove the door panel to access the motor.
• Disconnect the motor connector and test for voltage with the switch activated.
• If there is power but the motor does not operate, replace the window motor.
  • Remove the motor from the regulator assembly by unscrewing it.
  • Install the new motor and reattach it to the regulator.

5. Repair Wiring Issues

• Inspect the harness for any signs of wear or damage.
• Repair any broken wires by cutting and splicing new wire segments with connectors.
• Ensure all connections are secure.

6. Reassemble Door Panel

• Reattach the door panel by aligning it properly and securing with screws.
• Reconnect the vehicle battery and test the window functionality.