Automatic Transmission - Automatic Transaxle/Transmission - 6F50/6F55

• Specifications
  • General Specifications
  • Material
  • Solenoid Operation Chart
  • Clutch Application Chart
  • Line Pressure Chart
  • Stall Speed Chart
  • Gear Ratio Chart
  • Shift Speeds
  • Differential Bearing Preload Shim Selection Chart
  • Transfer Gear Bearing Preload Shim Selection Chart
  • Torque Specifications
• Description And Operation
  • Transaxle Description
  • Identification Tags
    • Identification Tag Location
    • Transaxle Identification Tag
    • Original Solenoid Body Tag
    • Replacement Solenoid Body Tag
    • Solenoid Body Identification Tag
  • Major Components
  • Gear Ratios
  • Torque Converter
    • Notes
    • Torque Converter Operation
    • Torque Converter Internal Component Exploded View
  • Shift Patterns
    • Upshifts
    • Downshifts
    • Coastdown
    • Torque Demand
    • Kickdown
  • Mechanical Components and Functions
    • Planetary Gearset
      • Notes
      • Planetary Gearset Cutaway View
      • Planetary Gearset Exploded View
    • Input Shaft
      • Notes
      • Input Shaft Cutaway View
      • Input Shaft Exploded View
    • Front Planetary Carrier Hub (Output Hub)
      • Notes
      • Front Planetary Carrier Hub Cutaway View
      • Front Planetary Carrier Hub Exploded View
    • Final Drive Gearset
      • Notes
      • Final Drive Gearset Cutaway View
      • Final Drive Gearset Exploded View
    • Differential
      • Notes
      • Differential
      • Differential Cutaway View
    • Direct (3, 5, R) Clutch
      • Notes
      • Direct (3, 5, R) Clutch Cutaway View
      • Direct (3, 5, R) Clutch Exploded View
    • Overdrive (O/D) (4, 5, 6) Clutch
      • Notes
      • Overdrive (O/D) (4, 5, 6) Clutch Cutaway View
      • Overdrive (O/D) (4, 5, 6) Clutch Exploded View
    • Forward (1, 2, 3, 4) Clutch
      • Notes
      • Forward (1, 2, 3, 4) Clutch Cutaway View
      • Forward (1, 2, 3, 4) Clutch Exploded View
    • Low/Reverse Clutch
      • Notes
      • Low/Reverse Clutch Cutaway View
      • Low/Reverse Clutch Exploded View
    • Intermediate (2, 6) Clutch
      • Notes
      • Intermediate (2, 6) Clutch Cutaway View
    • Intermediate (2, 6) Clutch Exploded View
    • Low One-Way Clutch (OWC)
      • Notes
      • Low One-Way Clutch (OWC) Cutaway View
      • Low One-Way Clutch (OWC) Exploded View
    • External sealing
      • Notes
      • External Sealing Exploded View
    • Bushings, Bearings and Thrust Washer Locations
    • Lubrication
      • Notes
      • Lubrication Circuits
    • Park
      • Notes
      • Park Component Exploded View
  • Hydraulic System
    • Transmission Fluid Filter
      • Notes
      • Fluid Pump and Transmission Fluid Filter Components
    • Transmission Fluid Level
      • Notes
      • Transmission Fluid Level Indicator
    • Main Control
      • Notes
      • Main Control Components
      • Main Control Valve Body
      • Valve Body
      • Lower Valve Body
      • Solenoid Body
  • Hydraulic Circuits
    • Hydraulic Circuit Identification and Function
      • Notes
      • Hydraulic Circuit Identification Chart
    • Line Pressure Hydraulic Circuits
    • Lubrication Hydraulic Circuits
    • Torque Converter Hydraulic Circuits
    • Solenoid Hydraulic Circuits
    • Forward Clutch Hydraulic Circuits
    • Direct (3, 5, R) Clutch Hydraulic Circuits
    • Intermediate (2, 6) Clutch Hydraulic Circuits
    • Low/Reverse Clutch Hydraulic Circuits
    • Overdrive Clutch Hydraulic Circuits
  • Transaxle Electronic Control System
    • Electronic System Description
    • Electronic Ignition (EI)
    • Accelerator Pedal Position (APP)
    • Throttle Position (TP) Sensor
    • Pcm
    • Transmission Range (TR) Sensor
    • Brake Pedal Position (BPP) Switch
    • Turbine Shaft Speed (TSS) Sensor
    • Output Shaft Speed (OSS) Sensor
    • Solenoid Body
    • Shift Solenoid A (SSA), Shift Solenoid B (SSB), Shift Solenoid C (SSC), Shift Solenoid D (SSD) and Shift Solenoid E (SSE)
    • Transmission Fluid Temperature (TFT) Sensor
    • Line Pressure Control (LPC) Solenoid
    • Torque Converter Clutch (TCC) Solenoid
    • Mass Air Flow (MAF) Sensor
    • Intake Air Temperature (IAT) Sensor
    • A/C Clutch
    • Cylinder Head Temperature (CHT) Sensor
  • Transaxle Operation
    • Transaxle Operation Overview
      • Torque Converter
      • Planetary Gearsets
      • Apply Clutches
      • Hydraulic System
      • Electronic Operation
    • Park Position
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • Park Position Clutch Application Chart
      • Park Position Power Flow
      • Hydraulic Operation
      • Electrical Operation
    • Reverse Position
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • Reverse Position Power Flow
      • Hydraulic Operation
      • Electrical Operation
    • Neutral Position
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • Neutral Position Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
      • Neutral Position Solenoid Operation Chart
    • 1st Gear Above 8 km/h (5 mph)
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • 1st Gear Above 8 km/h (5 mph) Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
    • 2nd Gear
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • 2nd Gear Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
      • 2nd Gear Solenoid Operation Chart
    • 3rd Gear
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • 3rd Gear Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
      • 3rd Gear (TCC Released) Solenoid Operation Chart
    • 4th Gear
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • 4th Gear Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
      • 4th Gear (TCC Released) Solenoid Operation Chart
    • 5th Gear
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • 5th Gear Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
      • 5th Gear TCC Released Solenoid Operation Chart
    • 6th Gear Torque Converter Clutch (TCC) Applied
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • 6th Gear TCC Applied Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
      • 6th Gear TCC Applied Solenoid Operation Chart
    • Manual LOW Position and 1st Gear Below 8 km/h (5 mph)
      • Notes
      • Mechanical Operation
      • Planetary Gearset Operation
      • Manual LOW Position and 1st Gear Below 8 km/h (5 mph) Clutch Application Chart
      • Power Flow
      • Hydraulic Operation
      • Electrical Operation
      • Manual LOW Position and 1st Gear Below 8 km/h (5 mph) Solenoid Operation Chart
• Diagnosis And Testing
  • Diagnostic Strategy
    • Notes
    • Preliminary Inspection
    • Diagnostics
  • Diagnostic Flow Chart
    • Special Tool(s)
    • Diagnostic Flow Chart
  • Preliminary Inspection
    • Material
    • Know and Understand the Concern
    • Verification of Condition
      • Notes
      • Determine Customer Concern
      • Check Transmission Fluid Level and Condition
      • Transmission Fluid Level Check
      • High Transmission Fluid Level
      • Low Transmission Fluid Level
      • Adding Transmission Fluid
      • Transmission Fluid Condition Check
      • Water in Transmission Fluid
  • Road Testing Vehicle
  • Solenoid Body Strategy
    • Special Tool(s)
    • Solenoid Body Identification Procedure
      • Notes
      • Original Solenoid Body Service Tag
      • Replacement Solenoid Body Service Tag
      • Solenoid Body Identification Tag
    • Solenoid Body Strategy Data Download
    • Solenoid Body Strategy Drive Cycle
  • Shift Point Road Test
    • Notes
    • Shift Speeds
  • Torque Converter Diagnosis
    • Notes
    • Torque Converter Clutch (TCC) Operation Test
  • Visual Inspection
    • Special Tool(s)
    • Selector Lever Linkage Check
    • Check TSBs
    • Carry Out On-Board Diagnostic (OBD) Key ON Engine OFF (KOEO) and Key ON Engine Running (KOER) Self Test
  • Diagnostics
    • Special Tool(s)
    • On-Board Diagnostic (OBD) With Scan Tool
  • Diagnostic Parameters Identification (PID) Chart
    • Special Tool(s)
  • Transaxle Drive Cycle Test
    • Special Tool(s)
    • After On-Board Diagnostic (OBD)
    • Before Pinpoint Tests
  • Diagnostic Trouble Code (DTC) Charts
    • Special Tool(s)
    • DTC Chart
  • Transaxle Connector Layouts
    • PCM Transaxle Connector - C175T
    • PCM Connector C175B
    • Transaxle Vehicle Harness Connector - C168
    • Solenoid Body-to-Transmission Range (TR) Sensor Internal Circuit Diagram
    • Solenoid Body-to-Output Shaft Speed (OSS) Sensor Internal Circuit Diagram
    • Solenoid Body-to-Turbine Shaft Speed (TSS) Sensor Internal Circuit Diagram
    • Transmission Range (TR) Sensor Connector
    • Turbine Shaft Speed (TSS) Sensor
    • Output Shaft Speed (OSS) Sensor Connector
  • Pinpoint Tests - OSC Equipped Vehicle
    • Special Tool(s)
    • Transmission Range (TR) Sensor Diagnosis Chart
    • Shift Solenoid Pre-Diagnosis
      • Notes
      • Solenoid Operation Chart
    • Shift Solenoid Failure Mode Chart Failed ON or Failed OFF
      • Notes
      • Shift Solenoid A (SSA)
      • Shift Solenoid B (SSB)
      • Shift Solenoid C (SSC)
      • Shift Solenoid D (SSD)
      • Shift Solenoid E (SSE)
    • Pinpoint Tests
      • Notes
      • Pinpoint Test A: Transaxle Control Solenoids
      • Pinpoint Test B: TFT Sensor
      • Pinpoint Test C: TSS And OSS Sensors
      • Pinpoint Test D: Tr Sensor
      • Pinpoint Test E: Transaxle Solenoid Power Control Circuit
  • Special Testing Procedures
    • Special Tool(s)
    • Line Pressure Test
      • Notes
      • Line Pressure Chart
      • Line Pressure Diagnosis Chart
    • Stall Speed Test
      • Notes
      • Stall Speed Chart
      • Stall Speed Diagnosis Chart
  • Leakage Inspection
    • Material
    • Fluid Leakage in Torque Converter Area
    • Leak Check Test
    • Leak Check Test With Black Light
  • Transmission Fluid Cooler
    • Special Tool(s)
    • Transaxle Cooling
    • Transmission Fluid Cooler Flow Test
  • Diagnosis By Symptom
    • Special Tool(s)
    • Diagnosis by Symptom Index Directions
    • Diagnosis by Symptom Index
    • Diagnostic Routines
      • Engagement Concern: No Forward
      • Engagement Concern: No Reverse
      • Engagement Concern: Harsh Reverse
      • Engagement Concern: Harsh Forward
      • Engagement Concern: Delayed/Soft Reverse
      • Engagement Concern: Delayed/Soft Forward
      • Engagement Concern: No Forward and No Reverse
      • Engagement Concern: Delayed/Soft Forward and Reverse
      • Shift Concerns: Some or All Shifts Missing
      • Shift Concerns: Timing - Early/Late
      • Shift Concerns: Timing - Erratic/Hunting
      • Shift Concerns: Feel - Soft/Slipping
      • Shift Concerns: Feel - Harsh
      • Shift Concerns: No 1st Gear, Engages in Higher Gear
      • Shift Concerns: No 1-2 Shift (Automatic)
      • Shift Concerns: No 2-3 Shift (Automatic)
      • Shift Concerns: No 3-4 Shift (Automatic)
      • Shift Concerns: No 4-5 Shift (Automatic)
      • Shift Concerns: No 5-6 Shift (Automatic)
      • Shift Concerns: No 6-5 Shift (Automatic)
      • Shift Concerns: No 5-4 Shift (Automatic)
      • Shift Concerns: No 4-3 Shift (Automatic)
      • Shift Concerns: No 3-2 Shift (Automatic)
      • Shift Concerns: No 2-1 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 1-2 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 2-3 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 3-4 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 4-5 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 5-6 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 6-5 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 5-4 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 4-3 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 3-2 Shift (Automatic)
      • Shift Concerns: Soft/Slipping 2-1 Shift (Automatic)
      • Shift Concerns: Harsh 1-2 Shift (Automatic)
      • Shift Concerns: Harsh 2-3 Shift (Automatic)
      • Shift Concerns: Harsh 3-4 Shift (Automatic)
      • Shift Concerns: Harsh 4-5 Shift (Automatic)
      • Shift Concerns: Harsh 5-6 Shift (Automatic)
      • Shift Concerns: Harsh 6-5 Shift (Automatic)
      • Shift Concerns: Harsh 5-4 Shift (Automatic)
      • Shift Concerns: Harsh 4-3 Shift (Automatic)
      • Shift Concerns: Harsh 3-2 Shift (Automatic)
      • Shift Concerns: Harsh 2-1 Shift (Automatic)
      • Torque Converter Operation Concerns: No Apply
      • Torque Converter Operation Concern: Always Applied/Stalls Vehicle
      • Torque Converter Operation Concern: Cycling/Shudder/Chatter
      • Other Concerns: Selector Lever Efforts High
      • Other Concerns: External Leaks
      • Other Concerns: Poor Vehicle Performance
      • Other Concerns: Noise/Vibration - Forward Or Reverse
      • Other Concerns: Engine Will Not Crank
      • Other Concerns: No Park Range
      • Other Concerns: Transaxle Overheating
• General Procedures
  • Transmission Fluid Cooler Backflushing and Cleaning
    • Special Tool(s)
    • Material
  • Transmission Fluid Drain and Refill
    • Material
  • Transmission Fluid Exchange
    • Special Tool(s)
    • Material
  • Torque Converter Contamination Inspection
    • Material
• In-Vehicle Repair
  • Main Control Valve Body
    • Material
    • Removal
    • Installation
  • Turbine Shaft Speed (TSS) Sensor
    • Notes
    • Removal
    • Installation
  • Output Shaft Speed (OSS) Sensor
    • Removal
    • Installation
  • Halfshaft Seal - RH, Front Wheel Drive (FWD)
    • Special Tool(s)
    • Material
    • Removal
    • Installation
  • Halfshaft Seal - RH, All Wheel Drive (AWD)
  • Halfshaft Seal - LH
    • Special Tool(s)
    • Material
    • Removal
    • Installation
  • Digital Transmission Range (TR) Sensor
    • Special Tool(s)
    • Material
    • Removal
    • Installation
  • Transaxle Support Insulator
    • Special Tool(s)
    • Removal
    • Installation
  • Transaxle Support Insulator - Anti-Roll
    • Material
    • Removal
    • Installation
  • Solenoid Body Assembly
    • Material
    • Removal
    • Installation
  • Main Control Cover
    • Material
    • Removal
    • Installation
  • Manual Control Lever Shaft Seal
    • Special Tool(s)
    • Removal
    • Installation
• Removal
  • Transaxle
    • Special Tool(s)
    • Removal
• Disassembly
  • Transaxle
    • Special Tool(s)
• Disassembly And Assembly Of Subassemblies
  • Transfer Shaft and Gear
    • Special Tool(s)
    • Disassembly
    • Assembly
  • Differential Gear Assembly
    • Special Tool(s)
    • Disassembly
    • Assembly
  • Pump and Filter Assembly
    • Material
    • Disassembly
    • Assembly
  • Pump Chain and Sprocket
  • Stator Support and Gear Assembly
    • Special Tool(s)
    • Disassembly
    • Assembly
  • Main Control Valve Body
    • Notes
    • Valve Body
    • Lower Valve Body
    • Disassembly
    • Assembly
  • Solenoid Body Assembly
    • Notes
    • Disassembly
    • Assembly
  • Planetary Gear Assembly
  • Low One-Way Clutch
  • Overdrive/Direct Clutch Assembly
    • Special Tool(s)
    • Material
    • Disassembly
    • Assembly
  • Cover Assembly
    • Special Tool(s)
    • Material
    • Disassembly
    • Assembly
• Assembly
  • Transaxle
    • Special Tool(s)
    • Material
    • Disassembled Views
• Installation
  • Transaxle
    • Special Tool(s)
    • Material
    • Installation