my Toyota Corolla E140 (2006-2013) fuel gauge is not working

Solution

1. Preparation

• Gather tools and materials needed for the repair.
• Disconnect the vehicle battery to ensure safety during electrical work.

2. Access Fuel Level Sending Unit

• Remove the rear seat or access panel (if applicable) to reach the fuel pump assembly.
• Use a socket set to unfasten the retaining bolts of the fuel pump access cover.
• Carefully lift the cover to expose the fuel pump assembly.

3. Remove Fuel Level Sending Unit

• Disconnect the electrical connector from the fuel level sending unit.
• Use appropriate tools to carefully unscrew and remove the fuel level sending unit from the tank.
• Take care not to damage the fuel lines or the unit itself during removal.

4. Inspect and Replace Components

• Inspect the sending unit for damage or corrosion; replace if necessary.
• If the sending unit is faulty, install a new fuel level sending unit by reversing the removal steps.
• Ensure the O-ring or gasket is in good condition to prevent leaks when reassembling.

5. Reassemble and Test

• Reinstall the fuel pump access cover and secure it with bolts.
• Reconnect the battery and start the vehicle.
• Check the functionality of the fuel gauge to ensure it operates correctly.