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Home >> Mercedes Benz >> 2007 >> R320 >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Doors - 251 Chassis >> Wiring Diagrams >> Function schematic for power window electrical system >> Function schematic for power window electrical system - PE72.29-U-2050-99RAA

Function schematic for power window electrical system - PE72.29-U-2050-99RAA

Code: Designation: Position:
A8/1 Transmitter key 3 F
B51/5 Left vent window obstruction sensor strip 14 J
B51/6 Right vent window obstruction sensor strip 14 J
M10/3 Left front power window motor 8 D
M10/4 Right front power window motor 12 D
M10/5 Left rear power window motor 6 K
M10/6 Right rear power window motor 6 L
M21/8 Left vent window motor 13 J
M21/9 Right vent window motor 13 J
N10 Front SAM control unit 6 H
N10/8 Rear SAM control unit 14 E
N22 AAC [KLA] control and operating unit 10 H
N22/7 Comfort AAC [KLA] control and operating unit 10 H
N22/7s2 Air recirculation switch 10 L
N22s2 Air recirculation switch 10 L
N69/1 Left front door control unit 5 D
N69/2 Right front door control unit 10 D
N73 EIS [EZS] control unit 3 F
S20/1 Power window and outside mirror adjustment switch group, driver 6 B
S21/2 Front passenger power window switch 10 B
S21/3 Left rear power window switch 5 K
S21/4 Right rear power window switch 5 L
U29 Valid for AAC [KLA] 9 H
U673 Valid for comfort AAC [K-KLA] 9 H
Fig 1: Power Window Electrical System - Function Schematic
G10122122Courtesy of MERCEDES-BENZ USA