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2001
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M3 2D Coupe
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Repair and Diagnosis
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Transmission
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Automatic Trans
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Transmission - Overview
Transmission - Overview
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Introduction
Notes
System Overview
Overview Of Components
Notes
Transmission Cases and Pan
Torque Converter
Vane Pump
Electro/Hydraulic Valve Body
Accumulator Chambers
Multi plate Drive and Brake Clutches
Free Wheel Clutches (Sprag Type)
Planetary Gearset (Ravigneaux)
Notes
Gearset Has Three Possible Torque Inputs
Three Possible Reaction Components
One Torque Output
Transmission Fluid Heat Exchanger
A5S 360R Power Flow
Transmission Control System (GS 20)
Notes
GS 20 Input Signals
Power Supply and Grounds
Range Selector Switch
Electronic Brake and Brake Test Switch
Kick Down Switch
Transmission Fluid Temperature Sensor
Transmission Input and Output Speed Sensors
GS 20 Output Control Signals
Valve Body Solenoid and Pressure Regulator Control
Shift Lock Solenoid Control
Park/Neutral Signal
Back Up Light Relay Control
Can Bus Communication
GS 20 Program Features Overview
AGS (Adaptive Transmission Control)
Notes
Driver Influenced Features Of AGS
Ags Features That React To Operating Conditions
Curve Recognition
Winter Drive Program
Cruise Control Program
Hill Recognition Program
Non AGS Functions
Notes
Manually Selected Extra Sport Program
Engine Warm Up Cycle
Downshift Protection
Adaptive Hydraulic Pressure Control
Emergency Program (Safety Mode)
Service Information
Transmission Fluid
Service And Replacement Parts
Notes
Transmission Identification
Limited Service Repairs
Diagnosis And Programming
Notes
GS 20 Programming
Basic Troubleshooting