2003 Mercury Mountaineer Owner Guide 1st Printing (Spanish) - Page 365

Driver Controls To reset the oil monitoring system to your personalized oil life %: 1. Press the SETUP control to access the System Check function. 2. Press and release the RESET control to display "OIL LIFE XX% HOLD RESET NEW". 3. Press and hold the RESET control for 2 seconds to display "IF NEW OIL HOLD RESET". 4. Release the RESET control momentarily, then press RESET and SETUP controls at the same time to activate a service mode which will display OIL LIFE XX% RESET TO ALTER. 5. Press RESET until you find your personalized OIL LIFE XX%. 6. With your personalized OIL LIFE XX% displayed, press SETUP to continue the system check. TIRE PRESSURE SYSTEM OFF (if equipped). Displayed when the tire pressure monitoring system is turned off. Only your dealer can turn the system on or off. It is recommended that the tire pressure monitoring system is always turned ON. DATA ERR. These messages indicate improper operation of the vehicle network communication between electronic modules. • Fuel computer • Washer fluid • Brake fluid • Oil life • Compass • Charging system • Outside temperature • Door sensor • Engine sensor Contact your dealer as soon as possible if these messages occur on a regular basis. 78