Shift Concerns: 2-3 Shift (Automatic)

WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.

SHIFT CONCERNS - 2-3 SHIFT (AUTOMATIC)

Possible Component	Reference/Action
221 - ELECTRICAL ROUTINE
Powertrain Control System
Electrical inputs/outputs, vehicle wiring harnesses, PCM, shift solenoids, OSS	Carry out self-test. Refer to the INTRODUCTION - GASOLINE article for diagnosis and testing of the Powertrain Control System. GO to PINPOINT TEST A or GO to PINPOINT TEST E . Repair as required. Clear DTCs, road test and repeat self-test.
Engine driveability concerns	Refer to Routine 253.
321 - HYDRAULIC/MECHANICAL ROUTINE
Shift Linkage
Damaged or incorrectly adjusted	Inspect and repair as required. Verify transmission shift cable adjustment. Refer to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS . Adjust transmission shift cable as necessary. After repairing transmission shift cable, verify that the digital TR sensor is correctly adjusted. Adjust the digital TR sensor as necessary.
Incorrect Pressures
Direct clutch pressure	Check pressure at direct clutch tap; refer to LINE PRESSURE CHART for specifications. If not OK, check the main controls.
Main Controls
2-3 shift valve, check ball No. 9 or No. 3, solenoid pressure regulator valve, damaged or assembled incorrectly	Inspect for damage. Repair as required.
Bolts not tightened to specifications	Tighten bolts to specifications.
Shift solenoid SSB malfunction	Activate solenoid using diagnostic tool. If solenoid operation cannot be felt when placing hand on solenoid, install a new solenoid. Inspect O-rings for damage. Repair as required.
Gaskets damaged	Inspect for damage and install a new gasket.
Output shaft seals damaged or cup plug leaking or missing	Inspect for damage and repair as required.
2-3 accumulator damaged or stuck	Inspect piston seal and bore for damage. Repair as required.
Solenoid screen (in main control) blocked or damaged	Clean or install a new screen.
Intermediate One-Way Clutch Assembly
Not overrunning or damaged	Inspect for damage. Repair as required.
Output Shaft
Seal rings damaged Cup plug damaged or missing	Inspect for damage. Repair as required.
Direct Clutch Assembly
Seals or piston damaged	Inspect for damage. Repair as required.
Friction elements worn or damaged	Inspect for damage. Repair as required.
Check ball not seating	Inspect for damage. Repair as required.
Return spring assembly damaged	Inspect for damage. Repair as required.
Case
Output shaft rear seals leaking or damaged	Inspect for damage. Repair as required. Inspect case for damaged seal area. If damaged, install a new case.
2-3 Accumulator
Damaged accumulator piston	Inspect for damage. Repair as required.
Springs damaged or broken	Inspect for damage. Repair as required.
Case bore scored	Inspect for damage. Repair as required.