POWER SEATS – Mercedes-Benz E320 4Matic 2003 – SYSTEM WIRING DIAGRAMS

POWER SEATS

Heated Seats Wiring Diagram, Early Production Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Seats Wiring Diagram, Early Production Sedan for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• Can-b h
• Can-b l
• Computer data lines system
• Data
• Fuse 25a
• Heated seat & seat ventilation control module (behind center of dash)
• Hot at all times
• Interior fuse box (left end of dash)
• Left front backrest heater element
• Left front heated switch
• Left front seat cushion heater element
• Right front backrest heater element
• Right front heated switch
• Right front seat cushion heater element
• Seat ventilation circuit
• Upper control panel control module (behind center of dash)

Heated Seats Wiring Diagram, Late Production Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Seats Wiring Diagram, Late Production Sedan for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• Can-b h
• Can-b l
• Computer data line system
• Computer data lines system
• Data
• Driver seat contacting strip (under left front seat)
• Front passenger seat contacting strip (under right front seat)
• Fuse 25a
• Heated seat & seat ventilation control module (behind center of dash)
• Hot at all times
• Interior fuse box (left end of dash)
• Left front backrest heater element
• Left front heated switch
• Left front seat cushion heater element
• Right front backrest heater element
• Right front heated switch
• Right front seat cushion heater element
• Seat ventilation circuit
• Upper control panel control module (behind center of dash)
• W15/2 (left front footwell)

Heated Seats Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Seats Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 12c
• 18d
• Cockpit switch
• Front heated seat control module (behind center of dash)
• Fuse 10a
• Fuse 20a
• Fuse/ relay box (left rear of eng compt)
• Hot at all times
• Hot in acc, run or start
• Interior lights system
• Left front backrest heater element
• Left front seat cushion heater element
• Rear fuse box (under right rear seat)
• Right front back rest heater element
• Right front seat cushion heater element
• W18 (under driver's seat, on crossmember)

Heated Steering Wheel Wiring Diagram for Mercedes-Benz E320 4Matic 2003

List of elements for Heated Steering Wheel Wiring Diagram for Mercedes-Benz E320 4Matic 2003:

• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Clock spring
• Computer data lines system
• Dc/dc converter control module (behind left side of dash)
• Driver side sam control module with fuse & relay module (left rear of eng compt)
• Fuse 15a
• Heater coil
• Heater coil temperature sensor
• Hot at all times
• Interior fuse box (left end of dash)
• Nca
• Ntc
• Right voltage distributor (can) connector (right front footwell)
• Steering column adjustment/steering wheel heater switch (part of steering column module)
• Steering column module (in steering wheel)
• Steering wheel heater
• Steering wheel heater electronics
• Steering wheel heater switch
• W15/1 (right front footwell)

Rear Head Restraint Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Rear Head Restraint Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• Can connector
• Cockpit switch
• Fuse 25a
• Hot at all times
• Interior lights system
• Left front signal pick-up & activation module (left rear of engine compt)
• Pse control module (left rear of trunk)
• Rear fuse box (under right rear seat)
• Rear head rest unlocking switch
• W18 (under driver's seat, on crossmember)
• W19 (under front passenger seat)

Seat Ventilation Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003

List of elements for Seat Ventilation Wiring Diagram, Sedan for Mercedes-Benz E320 4Matic 2003:

• (left front footwell) w15/2
• Can-b h
• Can-b l
• Computer data lines system
• Data
• Fuse 25a
• Heated seat & seat ventilation control module (behind center of dash)
• Heated seats circuit
• Hot at all times
• Interior fuse box (left end of dash)
• Left front seat backrest ventilation motor group
• Left front seat cushion ventilation motor group
• Left front seat ventilation blower regulator (left front seat)
• Left front seat ventilation switch
• Right front seat backrest ventilation motor group
• Right front seat cushion ventilation motor group
• Right front seat ventilation blower regulator (right front seat)
• Right front seat ventilation switch
• Upper control panel control module (behind center of dash)

Seat Ventilation Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003

List of elements for Seat Ventilation Wiring Diagram, Wagon for Mercedes-Benz E320 4Matic 2003:

• 12c
• 18d
• Cockpit switch
• Front heated seat & seat ventilation control module (behind center of dash)
• Fuse 10a
• Fuse 20a
• Fuse/ relay box (left rear of eng compt)
• Heated seats circuit
• Hot at all times
• Hot in acc, run or start
• Interior lights system
• Left front seat cushion ventilation motor group
• Left front seat ventilation blower regulator
• Left front seatback ventilation motor group
• Nca
• Rear fuse box (under right rear seat)
• Right front seat cushion ventilation motor group
• Right front seat ventilation blower regulator
• Right front seatback ventilation motor group
• W18 (under driver's seat)