Automatic Transmission - 8-Speed Automatic Transmission - 8F57 Part 1

• Specifications
  • Lubricants, Fluids, Sealers and Adhesives
  • Capacities
  • General Specification
  • Gear Ratios
  • Solenoid Operation Chart
  • Clutch Application Chart
• Description And Operation
  • Transmission Description - Overview
    • Overview
    • Identification Tags
  • Transmission Description
  • Transmission Description - System Operation and Component Description
    • System Diagram
    • Component Description
    • Solenoid Body
    • Park
    • Reverse
    • Neutral
    • 1st Gear
    • 2nd Gear
    • 3rd Gear
    • 4th Gear
    • 5th Gear
    • 6th Gear
    • 7th Gear
    • 8th Gear
  • A Clutch
    • A Clutch Exploded View
  • B Clutch
    • B Clutch Exploded View
  • C Clutch
    • C Clutch Exploded View
  • Electronic Selectable One-Way Clutch Assembly
  • E Clutch
    • E Clutch Exploded View
  • F Clutch
    • F Clutch Exploded View
  • Torque Converter Clutch (TCC)
  • Main Control Valve Body
  • Pump Assembly
  • Input Shaft
    • Input Shaft Exploded View
  • Planetary Assembly
    • Planetary Gearset Exploded View
  • Final Drive
    • Final Drive Component Exploded View
  • Differential
    • Differential Exploded View
  • Transmission Fluid Auxiliary Pump
• Diagnosis And Testing
  • Diagnostic Strategy
    • Overview
    • Automatic Transmission Diagnosis
    • Preliminary Inspection
    • PID Monitor/record on Road Test
    • Pinpoint Tests
    • Component Tests
    • Perform Repair
    • Complete Repair
  • Preliminary Inspection
    • Overview
    • Underhood Inspection
    • Under Vehicle Inspection
    • Transmission Fluid Inspection
    • Water in Transmission Fluid
  • Road Testing Vehicle
  • Leakage Inspection
  • Parameter Identification (PID) Chart
  • DTC Chart and Pinpoint Tests
    • DTC Chart: PCM
    • Pinpoint Tests
      • Pinpoint Test A: Transmission Control Solenoids
      • Pinpoint Test B: Transmission Fluid Temperature (TFT) Sensor
      • Pinpoint Test C: Transmission Range (Tr) Sensor
      • Pinpoint Test D: Output Shaft Speed (OSS) Sensor, Turbine Shaft Speed (TSS) Sensor And Intermediate Speed Sensor A (ISSA)
      • Pinpoint Test E: Torque Converter Clutch (TCC), Line Pressure Control (LPC) Solenoids
      • Pinpoint Test F: OSS Sensor, TSS And ISSA Sensor Performance DTC Faults
      • Pinpoint Test G: Transmission Fluid Pressure Sensor "A" And "B" DTCS
      • Pinpoint Test H: Park Lock Pawl Solenoid
      • Pinpoint Test I: Shift Solenoid "D" - Electronic SELECTABLE One-Way Clutch
      • Pinpoint Test J: Transmission Fluid Auxiliary Pump