M Double-Clutch Transmission - Overview

• Introduction
  • Notes
  • Special Features
  • Principle of Operation
  • Comparison of the M DCT to the Manual and SMG
  • Technical Data
• System Overview
  • Notes
  • M DCT System Circuit Diagram
  • E9x M3 M DCT System Circuit Bus Overview and Terminal Status
  • Operation and Power Flow
    • Notes
    • Operation
    • Power Flow
    • Shifting Operation From 1st to 2nd Gear
• System Components
  • Housing Structure
  • Internal Structure
  • Automatic Parking Lock
    • Notes
    • Emergency Release of Parking Lock
  • Mechatronics Module
• Sensors and Communication
  • Notes
  • M DCT Transmission Sensors
  • Torque Intervention
  • LIN-bus Module
  • M-Gear Selector Switch (M GWS)
    • Notes
    • Selector Lever Indicator and Function
    • Selector Lever in the Start Position
    • Driving Program "S" (Sequential Mode)
      • Notes
      • Downshifting
      • Upshifting
    • Gear Selection "N" Neutral
    • Gear Selection "R" Reverse Gear
    • Drivelogic Program Selection
  • M GWS Shifter Sensor System
    • Notes
    • Interface to the M DCT
• Transmission Oil System
  • Pressure and Flow Regulation
    • Notes
    • Oil-spray Lubrication
    • Hydraulic Emergency Operation
  • Two-stage Transmission Oil Cooling
    • Notes
    • Oil to Coolant Cooling
    • Oil to Air Cooling
      • Notes
      • Oil "Warm-up"
      • Oil "Cooling"
• Service Information
  • Parking Lock
    • Notes
    • Parking Lock Emergency Release
  • Car Wash
  • Transmission Oil
    • M DCT Oil Type
    • Oil Change Interval
    • Transmission Oil Cooling
  • Identifying the Transmission
  • Service Functions
    • Notes
    • Clutch Adaptation
    • Transmission Adaptation
    • Oil Calibration
    • Parking Lock Hook Test
  • Possible Fault Messages
    • Notes
    • High Transmission Oil Temperature
    • Internal Transmission Faults
    • Faults Related to Implausible Readings