WDS Wiring Diagram System - E53

• Complete vehicle
• Component and signal information
• Service functions

• Drive
• Chassis
• body

• Displays and information
• Audio, video and navigation
• Lighting
• Bus functions
• Heating and air conditioning functions (IHKA Automatic heating/air conditioning system or IHKR Integrated heating/air-conditioning regulation)
• Heating and air conditioning functions (IHKA Integrated heating control (Redesign))
• Communication
• Restraint and rollover protection functions
• Locking and security functions
• Signal and warning functions
• Seat, steering-column, mirror functions
• Wipe and wash functions

• Restraint functions (without USA_LHD up to 2000_09)
• Restraint functions (USA_LHD up to 2000_09)
• Restraint functions (from 2000_09)
• Multiple restraint system (MRS Multiple Restraint System III/IV)

• Multiple restraint systems MRS3 and MRS4
• Voltage supply
• Check displays
• Crash detection
• Airbag trigger
• Seat belt
• Seat occupancy recognition
• Battery terminal disconnection

• Multiple restraint systems MRS3 and MRS4
• Belt tensioner, driver
• Belt tensioner, passenger
• Driver's seat belt contact
• Front passenger's seat belt contact (USA_LHD)

• Belt tensioner
• Multiple restraint systems MRS3 and MRS4
• Repair cable for ignition circuits