Diagnostic Routine 227/327 - Shift Concerns: Soft/Slipping 2-3 Shift (Automatic)

WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.

SHIFT CONCERNS: SOFT/SLIPPING 2-3 SHIFT (AUTOMATIC)

Possible Component	Reference/Action
227- ELECTRICAL ROUTINE
No Electrical Concerns
327 HYDRAULIC/MECHANICAL ROUTINE
Incorrect Pressures
Line pressure, EPC pressure	Carry out Line Pressure and Stall Speed. Check pressure at EPC and line taps. Refer to SPECIAL TESTING PROCEDURES . See the LINE PRESSURE CHART . If not OK, check the following possible component: Main Control.
Main Control
Bolts out of torque specification	Tighten bolts to specification.
Gaskets and Separator Plate - damaged, off location	Inspect gaskets. Install new as required
1-2 Shift Valve, 2-3 Shift Valve, Line Modulator Valve, 2-3 Capacity Modulator Valve, Spring - stuck, damaged	Inspect. Repair as required.
B8 Check Ball - damaged, missing or hole damaged	Inspect for damage. Repair as required.
Support Assembly - Drive Sprocket
Seals - damaged, missing, holes partially blocked	Inspect for damage. Repair as required.
Direct Clutch Assembly
Seals - damaged, worn	Inspect for damage. Install new as required.
Piston - damaged, worn	Inspect for damage. Install new as required.
Friction - damaged, worn	Inspect for damage. Install new as required.
Check Ball - not seating	Inspect for damage. Install new as required.
Return Spring Assembly - damaged, worn	Inspect for damage. Install new as required.
Direct/Intermediate Clutch Hub
Damaged or holes partially blocked	Inspect for damage. Repair as required.
2-3 Accumulator Assembly
Piston, Seals, Spring, Rod or Bore - damaged	Inspect for damage. Install new as required.