Automatic Transmission - 4L60-E (M30) - Description And Operation
- Description and Operation
- Transmission General Information
- Definitions and Abbreviations
- Transmission Identification Information
- Transmission Component and System Description
- Transmission Adaptive Functions
- Electronic Component Description
- 1-2 and 2-3 Shift Solenoid Valves
- Transmission Pressure Control Solenoid
- Torque Converter Clutch Solenoid Valve
- Torque Converter Clutch Pulse Width Modulation Solenoid Valve
- Vehicle Speed Sensor Assembly
- Automatic Transmission Fluid Temperature Sensor
- Transmission Range Switch
- Tow/Haul Mode Switch
- Transmission Manual Shift Shaft Switch Assembly (88)
- Park - Engine Running
- Notes
- Pressure Regulator Valve
- Pressure Relief Valve
- Line Pressure Tap
- Actuator Feed Limit Valve
- Pressure Control (PC) Solenoid Valve
- Torque Converter Clutch (TCC)
- TCC Solenoid Valve
- Converter Clutch Valve
- Torque Converter
- Cooler and Lubrication System
- Manual Valve
- Lo and Reverse Clutch Applies
- Lo Overrun Valve
- Shift Solenoid Valves (1-2 and 2-3)
- Shift Valves (1-2, 2-3 and 3-4)
- Park- Engine Running - A/T System Hydraulic Diagram
- Automatic Transmission Hydraulic Diagrams
- Reverse
- Neutral - Engine Running
- Overdrive Range, First Gear
- Notes
- Manual Valve
- Forward Clutch Accumulator Checkball (#12)
- Forward Clutch Accumulator Piston
- Forward Clutch Abuse Valve
- 1-2 Shift Solenoid (SS) Valve
- 2-3 Shift Solenoid (SS) Valve
- 2-3 Shift Valve Train
- 1-2 Shift Valve
- Accumulator Valve
- Rear Lube (Model Dependent)
- Pressure Control (PC) Solenoid Valve
- Torque Converter Clutch PWM Solenoid Valve
- Overdrive Range, First Gear - A/T System Hydraulic Diagram
- Overdrive Range, Second Gear
- Notes
- 1-2 Shift Solenoid (SS) Valve
- 2-3 Shift Solenoid (SS) Valve
- 1-2 Shift Valve
- 1-2 Shift Checkball (#8)
- 2-4 Servo Assembly
- 1-2 Accumulator
- Accumulator Valve
- 2-3 Shift Valve Train
- 3-4 Relay Valve and 4-3 Sequence Valve
- 3-2 Downshift Valve
- 3-4 Shift Valve
- Torque Converter Clutch
- Overdrive Range, Second Gear - A/T System Hydraulic Diagram
- Overdrive Range, Third Gear
- Notes
- 2-3 Shift Solenoid (SS) Valve
- 2-3 Shift Valve Train
- 3-4 Clutch Exhaust Checkball (#4)
- 3-4 Clutch Piston
- 3rd Accumulator Checkball (#2)
- 3rd Accumulator Exhaust Checkball (#7)
- 2-4 Servo Assembly
- 3-2 Downshift Valve
- 1-2 Shift Solenoid (SS) Valve and 1-2 Shift Valve
- 3-4 Shift Valve
- Torque Converter Clutch
- Overdrive Range, Third Gear - A/T System Hydraulic Diagram
- Overdrive Range, Fourth Gear - Torque Converter Clutch Applied
- Notes
- 1-2 Shift Solenoid (SS) Valve
- 2-3 Shift Solenoid (SS) Valve
- 1-2 Shift Valve
- 3-4 Shift Valve
- 3-4 Relay Valve and 4-3 Sequence Valve
- 2-4 Servo Assembly
- 2-4 Band Apply Accumulation
- 3-4 Accumulator Assembly
- 3-4 Accumulator Checkball (#1)
- Accumulator Valve
- Torque Converter Clutch Applies
- Converter Clutch Apply Valve
- Torque Converter
- TCC Apply Checkball (#9)
- TCC PWM Solenoid Valve
- Overdrive Range, Fourth Gear- TCC Applied - A/T System Hydraulic Diagram
- Overdrive Range, 4-3 Downshift
- Notes
- 1-2 Shift Solenoid (SS) Valve
- 1-2 Shift Valve
- 2-4 Band Releases
- 3-4 Relay Valve and 4-3 Sequence Valve
- 2-4 Servo Assembly
- 3-4 Accumulator Assembly
- 3-4 Accumulator Checkball (#1)
- Accumulator Valve
- 2-3 Shift Solenoid (SS) Valve
- 2-3 Shift Valve Train
- Torque Converter Clutch Solenoid Valve
- Pressure Control (PC) Solenoid Valve
- Overdrive Range, 4-3 Downshift - A/T System Hydraulic Diagram
- Overdrive Range, 3-2 Downshift
- Notes
- 2-3 Shift Valve Train
- 3-4 Clutch Releases and 2-4 Band Applies
- 3-4 Clutch Exhaust Checkball (#4)
- 2-4 Servo Assembly
- 3-2 Downshift Valve and 1-2 Upshift Checkball (#8)
- Downshift Timing and Control
- 3rd Accumulator Checkball (#2)
- 3rd Accumulator Exhaust Checkball (#7)
- Pressure Control (PC) Solenoid Valve
- Overdrive Range, 3-2 Downshift - A/T System Hydraulic Diagram
- Manual Third Gear
- Notes
- Manual Valve
- 1-2 Shift Solenoid (SS) Valve
- 3-4 Shift Valve
- 2-3 Shift Valve Train
- Overrun Clutch Feed Checkball (#5)
- Overrun Clutch Control Checkball (#6)
- 3-4 Relay Valve and 4-3 Sequence Valve
- Overrun Clutch Piston
- Overrun Clutch Air Bleed Checkball
- Torque Converter Clutch and Torque Converter Clutch PWM Solenoid Valve
- Pressure Control (PC) Solenoid Valve
- Manual Third - First and Second Gears: Overrun Clutch Released
- Manual Third Gear - A/T System Hydraulic Diagram
- Manual Second Gear
- Manual First Gear
- Notes
- Manual Valve
- 2-3 Shift Solenoid (SS) Valve
- 2-3 Shift Valve Train
- 1-2 Shift Solenoid (SS) Valve
- 1-2 Shift Valve
- 2-4 Band Releases
- 1-2 Accumulator Assembly
- Accumulator Valve
- 1-2 Upshift Checkball (#8)
- Lo and Reverse Clutch Applies
- Lo and Reverse Piston
- Overrun Clutch Applied
- Pressure Control (PC) Solenoid Valve
- Manual First Gear - A/T System Hydraulic Diagram
- Fluid Passages
- Pump Body Fluid Passages (Pump Cover Side)
- Pump Cover Fluid Passages (Pump Body Side)
- Pump Cover Fluid Passages (Case Side)
- Case Fluid Passages (Pump Cover Side)
- Case Fluid Passages (Control Valve Body Side)
- Spacer Plate
- Control Valve Body Fluid Passages (Case Side)
- 2-4 Servo Fluid Passages
- 1-2 Accumulator Cover Fluid Passages