2006 Lincoln Navigator Owner Guide 2nd Printing - Page 372

Maintenance and Specifications driving cycles without these or any other temporary malfunctions indicator should turn off-A driving cycle consists of a present, the cold engine startup followed by mixed city/highway driving. No additional vehicle service is required. indicator remains on, have your vehicle serviced at the first If the available opportunity. Readiness for Inspection/Maintenance (I/M) testing In some localities, it may be a legal requirement to pass an I/M test of indicator is on, refer to the the on-board diagnostics system. If the description in the Warning lights and chimes section of the Instrument Cluster chapter. Your vehicle may not pass the I/M test with indicator on. the If the vehicle's powertrain system or its battery has just been serviced, the on-board diagnostics system is reset to a "not ready for I/M test" condition. To ready the on-board diagnostics system for I/M testing, a minimum of 30 minutes of city and highway driving is necessary as described below: • First, at least 10 minutes of driving on an expressway or highway. • Next, at least 20 minutes driving in stop-and-go, city-type traffic with at least four idle periods. Allow the vehicle to sit for at least eight hours without starting the engine. Then, start the engine and complete the above driving cycle. The engine must warm up to its normal operating temperature. Once started, do not turn off the engine until the above driving cycle is complete. POWER STEERING FLUID Check the power steering fluid. Refer to the scheduled maintenance information for the service interval schedules. If adding fluid is necessary, use only Ford Premium Power Steering Fluid or MERCON௡ ATF. 372 2006 Navigator (nav) Owners Guide (post-2002-fmt) USA (fus)