To reset the 2005 Volvo V50 service reminder indicator, please follow these instructions:
1. Turn off ignition. 2. Press and hold in the RESET button for the trip odometer, turn ignition on within 2 seconds. 3. Press and hold the RESET button for the trip odometer until the original value has been reset. 4. The information lamp lights up when the RESET button must be released. Release the RESET button for the trip odometer within 4 seconds. 5. Audible signal heard when resetting has been successful. 6. If the trip odometer has already been reset, the RESET button must be held a minimum of 10 seconds and a maximum of 14 seconds. 7. Turn the ignition off and then start the engine to verify the indicator has been reset.