Engagement Concerns: No Forward And No Reverse

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ENGAGEMENT CONCERNS: NO FORWARD AND NO REVERSE

Possible Component	Reference/Action
207 - ELECTRICAL ROUTINE
Powertrain Control System
PCM and vehicle wiring harnesses (no electrical activity equals 3rd gear default).	Carry out on-board diagnostic tests. Refer to the INTRODUCTION - GASOLINE for diagnosis and testing of the PCM. Repair as required. Clear the DTCs, road test and rerun on-board diagnostic test.
307 - HYDRAULIC/MECHANICAL ROUTINE
Fluid
Incorrect level.	Adjust to correct level. Refer to PRELIMINARY INSPECTION in this article.
Condition.	Carry out Fluid Condition Check. Refer to PRELIMINARY INSPECTION in this article.
Shift Cable/Transmission Range (TR) Sensor
Cable system or TR sensor damaged, misaligned.	Inspect and repair as required. For shift cable information, refer to AUTOMATIC TRANSAXLE-TRANSMISSION EXTERNAL CONTROLS . For TR sensor information, refer to TRANSMISSION RANGE (TR) SENSOR in this article.
Main Control
Bolts not tightened to specification.	Tighten to specifications.
Separator plate damaged.	Inspect for damage. If damaged, repair as necessary.
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 transaxle damage.
Turbine Shaft
Damaged.	Inspect for damage. If damaged, repair as necessary.
Fluid Pump Assembly
Bolts not tightened to specification.	Tighten to specifications.
Gasket damaged.	Inspect for damage. If damaged, repair as necessary.
Porosity, cross leaks, plugged hole.	Inspect for damage. Repair as necessary.
Rear Planetary Assembly
Planetary damaged.	Inspect for damage. If damaged, repair as necessary.
Forward Clutch Assembly
Seals, piston damaged.	Inspect for damage. Repair as necessary.
Friction elements damaged or worn.	Inspect for damage. Repair as necessary.
Return springs damaged.	Inspect for damage. Repair as necessary.
Forward Planetary Assembly
Planetary damaged.	Inspect for damage. If damaged, repair as necessary.
Final Drive Gearset and Differential
Damaged.	Inspect for damage. If damaged, repair as necessary.
Torque Converter
Damaged flexplate or adapter plate.	Inspect for damage. Carry out Torque Converter checks, refer to TORQUE CONVERTER CONTAMINATION INSPECTION in this article. Repair as necessary.
Damaged impeller hub. Damaged turbine hub.	Inspect for damage. Repair as necessary.
Low One-way Clutch
Worn, damaged or assembled incorrectly.	Inspect for damage. Repair as necessary.