Automatic Transaxle/Transmission - 4F27E

• Specifications
  • Material
  • General Specifications
  • Direct Clutch Hub Shim Selection Chart
  • Transfer Shaft Shim Selection Chart
  • Differential Shaft Shim Selection Chart
  • Solenoid Operation Chart - Converter Engaged
  • Solenoid Operation Chart - Converter Disengaged
  • Clutch Plate Usage and Clearance Specification Chart
    • Notes
    • Intermediate/Overdrive Band Bolt Chart
  • Reference: Band/Clutch Application Chart
  • Line Pressure Chart
    • Notes
    • Stall Speed Chart
    • Torque Specifications
• Description And Operation
  • Transaxle Description
    • Notes
    • Valve Body
      • Notes
      • Pulse-Width Modulation (PWM) Solenoid Valves 1-3
      • Shift Solenoid (On/Off) Valves 1 and 2
      • Main Regulating Valve
    • Internal Shift Mechanism
    • External Selector Lever Mechanism
    • Intermediate Gear Stage and Final Drive Assembly
  • Identification Tags
  • Range Selection
    • Notes
    • Park
    • Reverse
    • Neutral
    • Drive
    • 2 M2 Position
    • 1 M1 Position
  • Bushings, Bearing and Thrust Washer Locator
    • Bearings, Bushings and Thrust Washers
  • Seals, Rings and Gasket Locator
    • Seals, Rings and Gaskets
  • Main Components and Functions
    • Overview of Construction and Function
    • Planetary Gear Sets
    • Clutches and Bands
  • Torque Converter
    • Torque Converter and Torque Converter Lock-Up Clutch
    • Pump and Stator Support
  • Transaxle Electronic Control System
    • Overview Transmission Control
    • Electronic Synchronous Shift Control
      • Control of Shift Operations
      • Control of Shift Operations With Electronic Synchronous Shift Control
    • Emergency Operating Program
    • Throttle Position (TP) Sensor
    • Accelerator Pedal Position (APP) Sensor
    • Mass Air Flow (MAF) and Intake Air Temperature (IAT)
    • Crankshaft Position (CKP) Sensor
    • Turbine Shaft Speed (TSS) Sensor
    • Output Shaft Speed (OSS) Sensor
    • Transmission Range (TR) Sensor
    • Brake Pedal Position (BPP)
    • Transmission Fluid Temperature (TFT) Sensor
    • Overdrive (O/D) Switch
    • Brake Shift Interlock Actuator (BSIA)
    • Substitute Park Release
    • A/C
    • Starter Inhibitor Relay
    • Ignition Key Lock Solenoid
    • Overdrive (O/D) Indicator
• Diagnosis And Testing
  • Diagnostic Strategy
    • Special Tool(s)
    • Preliminary Inspection
    • Diagnostics
  • Diagnostic Flow Chart
    • Special Tool(s)
    • Diagnostic Flow Chart
  • Preliminary Inspection
    • Notes
    • Know and Understand the Concern
    • Verification of Condition
      • Notes
      • Determine Customer Concern
      • Check Transmission Fluid Level
      • High Transmission Fluid Level
      • Low Transmission Fluid Level
      • Adding Transmission Fluid
      • Check The Transmission Fluid Condition
      • Water in Transmission Fluid
  • Road Testing Vehicle
  • Shift Point Road Test
    • Notes
    • Shift Speeds Chart
  • Torque Converter Diagnosis
    • Special Tool(s)
    • Torque Converter Operations 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)
  • Diagnostics
    • Special Tool(s)
    • On-Board Diagnostic (OBD) with Scan Tool
  • Diagnostic Parameters Identification (PID) Chart
    • Using Output State Control and Accessing PIDs
  • 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
    • Transaxle Solenoid Location
      • Overview
      • Notes
      • Transaxle Internal Harness Connectors
      • Transaxle Vehicle Harness C199
      • Transmission Range (TR) Sensor Vehicle Harness C167
      • Output Shaft Speed (OSS) Vehicle Harness C193
      • Turbine Shaft Speed (TSS) Sensor Vehicle Harness C143
      • Transmission Range (TR) Sensor Diagnosis Chart
      • Transmission Range (TR) Sensor Diagnosis PID Chart
  • Pinpoint Tests - OSC Equipped Vehicle
    • Special Tool(s)
    • Shift Solenoid Pre-Diagnosis
      • Notes
      • Solenoid Operation Chart - Converter Disengaged
  • Solenoid Operation Chart - Converter Engaged
    • Notes
    • Pinpoint Tests
      • Notes
      • Pinpoint Test A: Shift And TCC Solenoids (Only)
      • Pinpoint Test B: TFT Sensor
      • Pinpoint Test C: Tr Sensor
      • Pinpoint Test D: LPC PCA Solenoid
      • Pinpoint Test E: TSS Sensor And OSS Sensor
  • Special Testing Procedures
    • Special Tool(s)
    • Material
    • Engine Idle Speed Check
    • Line Pressure Test
      • Notes
      • Line Pressure Chart
      • Line Pressure Diagnosis Chart
    • Stall Speed Test
    • Air Pressure Tests
      • Transaxle Air Pressure Test Plate
  • Leakage Inspection
    • Special Tool(s)
    • Material
    • External Sealing
    • Transmission Fluid Leakage in Torque Converter Area
    • Leak Check Test
    • Leak Check Test With Black Light
  • Transmission Fluid Cooler
    • Material
    • Transmission Fluid Cooler Flow Test
    • Transmission Fluid Cooler Tube Replacement
  • Diagnosis By Symptom
    • Special Tool(s)
    • Diagnosis by Symptom Index Directions
    • Diagnosis by Symptom Index
    • Diagnostic Routines
      • Engagement Concern: No Forward in Overdrive (O/D) ONLY
      • Engagement Concern: No Forward ONLY (All Positions)
      • Engagement Concern: No Reverse
      • Engagement Concern: Harsh Reverse ONLY
      • Engagement Concern: Harsh Forward ONLY
      • Engagement Concern: Delayed/Soft Reverse ONLY
      • Engagement Concern: Delayed/Soft Forward
      • Engagement Concerns: No Forward and No Reverse
      • Engagement Concerns: Harsh Forward and Reverse
      • Engagement Concerns: Delayed/Soft Forward and Reverse
      • Shift Concerns: Some/All Shifts Missing (AUTOMATIC MODE ONLY)
      • Shift Concerns: Timing Concerns - Early/Late
      • Shift Concerns: Timing Concerns - Erratic/Hunting
      • Shift Concerns: Feel - Soft/Slipping
      • Shift Concerns: Feel - Harsh (Some/All)
      • Shift Concerns: No 1st Gear in Drive, Engages In Higher Gear
      • Shift Concerns: No 1st Gear in Manual 1st
      • Shift Concerns: No Manual 2nd Gear
      • Shift Concern: No 1-2 Shift
      • Shift Concern: No 2-3 Shift
      • Shift Concern: No 3-4 Shift
      • Shift Concern: No 4-3 Shift
      • Shift Concern: No 3-2 Shift
      • Shift Concern: No 2-1 Shift
      • Shift Concern: Soft/Slipping 1-2
      • Shift Concern: Soft/Slipping 2-3
      • Shift Concern: Soft/Slipping 3-4
      • Shift Concern: Soft/Slipping 4-3
      • Shift Concern: Soft/Slipping 3-2
      • Shift Concern: Soft/Slipping 2-1
      • Shift Concern: Harsh 1-2 Shift
      • Shift Concern: Harsh 2-3 Shift
      • Shift Concern: Harsh 3-4 Shift
      • Shift Concern: Harsh 4-3 Shift
      • Shift Concern: Harsh 3-2 Shift
      • Shift Concern: Harsh 2-1 Shift
      • Torque Converter Clutch Operation Concerns: Does Not Apply
      • Torque Converter Operation Concerns: Always Applied/Stalls Vehicle
      • Torque Converter Clutch Concerns: 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: Overheating
      • Other Concerns: No Engine Braking in Manual 1
      • Other Concerns: Fluid Venting or Foaming
      • Other Concerns: Slips/Chatters in 1st Gear
      • Other Concerns: Slips/Chatters in 2nd Gear
      • Other Concerns: Slips/Chatters in 3rd Gear
      • Other Concerns: No Engine Braking in ALL Gears
• 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
  • Transmission Fluid Pan
    • Material
    • Transmission Fluid Pan
    • Removal
    • Installation
  • Main Control
    • Material
    • Removal
    • Installation
  • Turbine Shaft Speed (TSS) Sensor
    • Material
    • Turbine Shaft Speed (TSS) Sensor
    • Removal
    • Installation
  • Output Shaft Speed (OSS) Sensor
    • Material
    • Output Shaft Speed (OSS) Sensor
    • Removal
    • Installation
  • Halfshaft Seal - LH
    • Special Tool(s)
    • Material
    • Halfshaft Seal LH
    • Removal
    • Installation
  • Halfshaft Seal - RH
    • Special Tool(s)
    • Material
    • Halfshaft Seal RH
    • Removal
    • Installation
  • Transmission Range (TR) Sensor
    • Special Tool(s)
    • Transmission Range (TR) Sensor
    • Removal
    • Installation
  • Transaxle Support Insulator
    • Special Tool(s)
    • Transaxle Support Insulator
    • Removal
    • Installation
  • Transaxle Support Insulator - Anti-Roll
    • Notes
    • Removal
    • Installation
  • Transaxle Filler Tube
    • Material
    • Transaxle Filler Tube
    • Removal
    • Installation
• Removal
  • Transaxle
    • Special Tool(s)
    • Removal
• Disassembly
  • Transaxle
    • Special Tool(s)
    • Material
    • Disassembly
• Disassembly And Assembly Of Subassemblies
  • Final Drive Carrier and Differential Assembly
    • Special Tool(s)
    • Material
    • Disassembly
    • Assembly
  • Pump Assembly
    • Special Tool(s)
    • Material
    • Disassembly
    • Assembly
  • Transfer Shaft
    • Special Tool(s)
    • Disassembly
    • Assembly
  • Forward Clutch
    • Special Tool(s)
    • Material
    • Disassembly
    • Assembly
  • Direct and Reverse Clutch Assembly
    • Notes
    • Disassembly
    • Assembly
  • Direct Clutch
    • Special Tool(s)
    • Material
    • Disassembly
    • Assembly
  • Reverse Clutch
    • Special Tool(s)
    • Material
    • Disassembly
    • Assembly
  • Planetary Assembly
    • Disassembly
    • Assembly
  • Main Control Valve Body
    • Notes
    • Disassembly
    • Assembly
  • Transaxle Case
    • Special Tool(s)
    • Disassembly
    • Assembly
• Assembly
  • Transaxle
    • Special Tool(s)
    • Material
      • Notes
      • Converter Housing with Converter Assembly and Pump Assembly
      • Forward Clutch
      • Differential Assembly and Final Drive Input
      • Clutches and Planet Gears
      • Clutches and Band
      • Main Control Assembly
      • Case Assembly
      • Snap Rings
    • Assembly
• Installation
  • Transaxle
    • Special Tool(s)
    • Material
    • Installation