how to reset the check engine light on my Toyota Corolla E140 (2006-2013)

Solution

1. Preparation

• Gather necessary tools: OBD-II scanner, battery terminals wrench (if disconnecting the battery).
• Ensure the vehicle is parked on a level surface with the engine off.

2. Resetting the Check Engine Light with OBD-II Scanner

1. Connect OBD-II Scanner:

   • Locate the OBD-II port under the dashboard near the driver's seat.
   • Plug in the OBD-II scanner.

2. Turn on Ignition:

   • Turn the vehicle's ignition to the "ON" position without starting the engine.

3. Access Diagnostic Menu:

   • Follow the scanner's prompts to access the diagnostic menu.
   • Select "Read Codes" to verify any stored codes, then select "Erase Codes" or "Clear Codes."

4. Confirm Reset:

   • Follow the prompts to confirm the reset.
   • Disconnect the OBD-II scanner after the process is complete.

3. Resetting the Check Engine Light by Disconnecting the Battery (Alternative Method)

1. Disconnect Battery:

   • Using a wrench, disconnect the negative terminal of the battery and wait for at least 15 minutes. This will reset the vehicle's computer.

2. Reconnect Battery:

   • Reconnect the negative battery terminal and ensure it is secure.

3. Start the Engine:

   • Start the vehicle and check if the check engine light is off.