how to reset my Volvo XC90 check engine light after repair

Solution

1. Preparation

• Ensure the vehicle is parked on a flat surface with the engine off.
• Gather necessary tools: OBD-II scanner and vehicle key.

2. Connect OBD-II Scanner

• Locate the OBD-II port, typically under the dashboard near the driver's seat.
• Plug the OBD-II scanner into the port securely.

3. Power On the Scanner

• Turn the vehicle's ignition key to the "ON" position without starting the engine.
• Follow the scanner's prompts to access the vehicle's computer.

4. Clear Trouble Codes

• Navigate to the “Read Codes” section on the scanner and confirm the presence of any trouble codes.
• Select the “Erase Codes” option to clear the check engine light.
• Confirm the action when prompted by the scanner.

5. Disconnect Scanner and Turn Off Ignition

• Once the codes are cleared, safely disconnect the OBD-II scanner.
• Turn off the vehicle’s ignition.

6. Verify Reset

• Start the engine to check if the check engine light is still illuminated.
• If the light is off, the reset was successful.