Clearing the service light on Volvo s70 1998?

To clear the service light on a 1998 Volvo S70, turn the ignition key to the "II" position without starting the engine. Press the gas pedal all the way down three times within five seconds. Turn the ignition off, then start the engine to check if the service light has reset. If it remains on, the procedure may need to be repeated or further diagnostics may be required.