How to reset service light indicator Opel Zafira Minivan. Reset service light indicator Opel Zafira Minivan. From years: 2005, 2006, 2007, 2008, 2009, 2010, 2011. With ignition OFF. Press & hold trip meter button. Turn ON the ignition. Still holding the trip meter button, wait for four dashes on the display. Now turn OFF the […]