how to reset the check engine light on my Volvo XC90

Solution

1. Preparation

• Gather necessary tools: OBD-II scanner, vehicle owner's manual.
• Make sure the vehicle is turned off and parked on a level surface.

2. Connect OBD-II Scanner

• Plug the OBD-II scanner into the diagnostic port, usually located under the dashboard near the driver's seat.
• Turn the vehicle’s ignition to the "On" position without starting the engine.

3. Retrieve Diagnostic Codes

• Follow the on-screen instructions of the OBD-II scanner to retrieve any stored error codes.
• Note down any codes for reference before proceeding.

4. Clear Error Codes

• On the OBD-II scanner, select the option to erase or clear the diagnostic trouble codes.
• Confirm the action when prompted by the scanner.

5. Disconnect Scanner

• Once the codes have been cleared, safely unplug the OBD-II scanner from the diagnostic port.

6. Verify Reset

• Start the engine and observe the dashboard to ensure the check engine light is no longer illuminated.