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Function diagram of electrical system of tire pressure monitor - PE40.15-U-2050-99RAA

Code: Designation: Position:
A1 Instrument cluster 9 H
A2/97 Central TPM [RDK] antenna 4 C
A69/1 Left front TPM [RDK] wheel sensor 1 B
A69/2 Right front TPM [RDK] wheel sensor 1 B
A69/3 Left rear TPM [RDK] wheel sensor 1 B
A69/4 Right rear TPM [RDK] wheel sensor 1 C
A8/1 Transmitter key 9 C
B14 Outside temperature display temperature sensor 5 L
G2 Alternator 12 B
L6/1 Left front rpm sensor 21 B
L6/2 Right front rpm sensor 21 B
L6/3 Left rear rpm sensor 21 C
L6/4 right rear rpm sensor 21 C
N10 Front SAM control unit 11 B
N22 AAC [KLA] control and operating unit 5 G
N22/7 Comfort AAC [KLA] control and operating unit 5 H
N3/10 ME-SFI [ME] control unit 18 J
N3/10 ME-SFI [ME] control unit 21 J
N3/9 CDI control unit 16 J
N47-5 ESP control unit 17 B
N49 Steering angle sensor 18 D
N73 EIS [EZS] control unit 9 C
N80 Steering column module 17 E
N88 TPM [RDK] control unit 6 C
N93 Central gateway control unit 11 H
U127 Valid for engine 272, engine 273 KE 18 G
U151 Valid for engine 113 21 G
U152 Valid for engine 156 18 G
U29 Valid for AAC [KLA] 4 G
U673 Valid for comfort AAC [K-KLA] 4 H
U880 Valid for engine 642 16 G
Fig 1: Tire Pressure Monitor Electrical System Function Diagram (1 Of 2)
G10120966Courtesy of MERCEDES-BENZ USA
Fig 2: Tire Pressure Monitor Electrical System Function Diagram (2 Of 2)
G10120967Courtesy of MERCEDES-BENZ USA