Diagnostic Routine 232/332 - Shift Concerns: Harsh 1-2 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: HARSH 1-2 SHIFT (AUTOMATIC)

Possible Component	Reference/Action
232 ELECTRICAL ROUTINE
No Electrical Concerns
332 HYDRAULIC/MECHANICAL ROUTINE
Incorrect Pressures
Line Pressure, EPC pressure	Carry out Line Pressure Test. Refer to SPECIAL TESTING PROCEDURES Check pressure at line and EPC taps. Refer to SPECIAL TESTING PROCEDURES . 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 for damage. Install new as required.
1-2 Shift Valve, Springs, B10 Check Ball, Clips - stuck, missing, misassembled	Inspect. Repair as required.
Pump Assembly
Porosity/cross leak	Inspect. Install new as required.
Gaskets - damaged, off location	Inspect for damage. Install new as required.
Components - damaged	Inspect for damage, missing ball. Install a new pump assembly if required.
1-2 Accumulator Assembly
Piston Seals, Springs - damaged, missing	Inspect for damage. Install new as required.
Piston or Rod - stuck, damaged	Inspect for damage. Repair as required.
Intermediate Clutch Assembly
Seals - damaged	Inspect for damage. Install new as required
Piston - damaged	Inspect for damage. Install new as required.
Friction Plates - damaged, worn	Inspect for damage. Install new as required.
Return Spring - damaged, broken	Inspect for damage. Install new as required.