Automatic Transmission - Mechanism & Function (4AT)

• Oil Pump
  • Construction
  • Function
• Reverse Clutch
  • Construction
  • Function
    • When Reverse Is Selected
    • When Reverse Is Not Selected
• High Clutch
• 2-4 Brake
  • Construction
• Low & Reverse Brake
  • Construction
  • Function
• Low Clutch
  • Construction
  • Function
• Reduction Gear
  • General
• Control Valve
  • Notes
  • Construction
• Gear Train
  • Construction
  • Operation
    • Operation Table
    • N Range
    • P Range
    • 1st GEAR OF D RANGE OR MANUAL MODE (BELOW SET SPEED) (D1)
    • 2nd GEAR
    • 3rd GEAR
    • 4th GEAR
    • 1st SPEED GEAR OF MANUAL MODE (OVER SET SPEED)
    • R Range
• AWD Transfer System
  • General
  • Construction
• Electro-hydraulic Control System
  • General
  • Input Signals
  • Output Signals
  • Control Items
• Sensor Systems
  • Accelerator Pedal Position Sensor
  • Rear Vehicle Speed Sensor
  • Front Vehicle Speed Sensor
  • ATF Temperature Sensor
  • Torque Converter Turbine Speed Sensor
  • Inhibitor Switch
  • Line Pressure Linear Solenoid
  • 2-4 Brake Duty Solenoid
  • Lockup Duty Solenoid
  • Low Clutch Duty Solenoid
  • High Clutch Duty Solenoid
  • Low & Reverse Brake Duty Solenoid
  • Transfer Duty Solenoid
• Transmission Control Module (TCM)
  • Notes
  • Control System
  • Schematic Diagram
  • Shifting Control
    • Ordinary Shift Control
    • Engine Cooperative Control
    • Abs Cooperative Control
    • Control At High Oil Temperatures
    • Control When ATF Or Engine Coolant Temperature Is Low
    • Control When Cruise Control In Operation
  • Lockup Control
    • Notes
    • Non-Lockup Operation
    • Lockup Operation
  • Line Pressure Control
    • Notes
    • Line-Pressure Control During Shifting
  • Shift Pattern Selection Control
    • Adaptive Control
    • Sports Mode Control
    • Manual Mode Control
    • 2nd HOLD CONTROL (IN MANUAL MODE)
    • Illumination Control Of Various Indicators
  • Learning Control Of Shifting Hydraulic Pressures
  • Range Lock Control
  • Can Communication Signals Control
    • Notes
    • Main signals sent and received for transmission control
  • AWD Transfer Clutch Control
• On-board Diagnostics System
  • Function
  • Operation Of Sport Indicator Light
• Fail-safe Function
• Transmission Mounting
  • General