Early/Late Shift Timing
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2002 Lincoln Navigator, 2002 Ford Expedition, 2001 Lincoln Navigator, 2001 Ford RV Cutaway, and 2001 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Incorrect tire size, incorrect speedometer gear or Programmable Speedometer (PSOM) incorrect coding, axle ratio change, poor engine performance and valve body components. If all previous listed items are okay, see SOFT/SLIPPING 1-2 SHIFT , SOFT/SLIPPING 2-3 SHIFT , SOFT/SLIPPING 3-4 SHIFT or SOFT/SLIPPING DOWNSHIFTS for diagnosis of affected shift routines.