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2008 MERCURY Mountaineer Maintenance Light Reset Instructions

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1. Turn the ignition to run (one position before starting engine).
2. Press SETUP to display OIL LIFE %.
3. Press RESET button to display "HOLD RESET IF NEW OIL".
4. Press and hold the RESET button for more than two seconds. Oil life is set to 100% and "OIL CHANGE SET TO 100%" is displayed.
5. Turn the ignition off and then start the engine to verify the indicator has been reset.

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