Torque Converter Operation Concern: Always Applied/Stalls Vehicle

WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC ROUTINES REFERENCE

Possible Component	Reference/Action
251 - ELECTRICAL ROUTINE
Powertrain Control System
Electrical inputs/outputs, vehicle wiring harnesses, PCM, Torque Converter Clutch (TCC) solenoid	Carry out Torque Converter Operation Test. Refer to TORQUE CONVERTER DIAGNOSIS . Run On-Board Diagnostic (OBD). Refer to INTRODUCTION - GASOLINE MODELS for diagnosis. GO to PINPOINT TEST A using the scan tool. Repair as required. Clear codes. Road test and rerun OBD .
351 - HYDRAULIC/MECHANICAL ROUTINE
Main Controls
Bolts out of torque specification	Tighten bolts to specification.
Gaskets and separator plate - damaged, off location	Inspect gaskets. Repair as required.
TCC regulator valve, springs, clips - loose, stuck, binding, missing, misassembled	Inspect for damage. Repair or install new as required.
TCC control valve, springs, clips - loose, stuck, binding, missing, misassembled	Inspect for damage. Repair or install new as required.
TCC solenoid - not functioning correctly	Activate solenoid using scan tool. Refer to OUTPUT STATE CONTROL (OSC) MODE . GO to PINPOINT TEST A . Install a new solenoid as required. Refer to SOLENOIDS . Download a new solenoid body strategy into the PCM. Refer to SOLENOID BODY STRATEGY .