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Engagement Concern: No Forward

WARNING: This page is about a different car, the 2005 Mercury Mountaineer and 2005 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
ENGAGEMENT CONCERN: NO FORWARD

Possible Component Reference/Action
201B - ROUTINE 
Powertrain Control System   
  • PCM, vehicle wiring harnesses, pressure control solenoid B
  • Carry out On-Board Diagnostic Tests. See INTRODUCTION - GASOLINE article for diagnosis and testing of the PCM.
  • GO to PINPOINT TEST D .
  • Repair as required. Clear DTCs, road test and rerun On-Board Diagnostic Test.
Fluid   
  • Incorrect level 
  • Condition
Main Control   
  • Screw not tightened to specification
  • Tighten to specification.
  • Separator plate damaged
  • Inspect for damage. If damaged, install a new separator plate.
  • Contamination
  • Disassemble and clean.
  • Valves, springs damaged, misassembled, missing, stuck or bore damaged
  • If damaged or parts are missing, install a new main control assembly. If misassembled, reassemble correctly. DO NOT stone, file or sand valves. This will remove the anodized finish and may result in further main control or transmission damage.
  • Filter damaged or missing
  • Inspect for damage. Repair as necessary.
Forward Clutch Assembly   
  • Seals, piston damaged
  • Inspect for damage. Repair as necessary.
  • Check ball damaged, missing, not seating, off location
  • Inspect for mislocation, poor seating, damage. Install a new cylinder.
  • Friction elements damaged or worn
  • Inspect for damage. Repair as necessary.
  • Return springs damaged
  • Inspect for damage. Repair as necessary.
  • Bronze seal ring on bearing damaged
  • Inspect for damage. Repair as necessary.
Overdrive Servo   
  • Servo retaining screws damaged
  • Inspect for damage. Repair as necessary.
  • Seals (piston and cover) damaged
  • Inspect for damage. Repair as necessary.
Overdrive Band   
  • Band damaged
  • Inspect for damage. Repair as necessary.
  • Servo worn or damaged
  • Inspect for damage. Repair as necessary.
  • Not adjusted correctly
  • Inspect for damage. Repair as necessary.
Case   
  • Damaged
  • Inspect for damage. Repair as necessary.
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