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Wiring Diagram For Liftgate Control Unit - PE72.20-P-2104-97FCA

Model 253 (except 253.99) as of model year 2020 

with code 890 (Automatic rear-end door) 

Control unit N121/1 

Model 253.99 as of model year 2019 

with code 890 (Automatic rear-end door) 

with code 9O1 (Fuel cell pre-installation) 

Control unit N121/1 

Code: Designation: Position:
A0 Use of wiring diagrams 56L
CAN B Interior CAN 16K
Code 9O1 Fuel cell retrofitting 10D
Code 9O1 Fuel cell retrofitting 5D
H4/60 Trunk lid/liftgate control warning buzzer 18L
K40/5 Rear fuse and relay module 8L
K40/5 Rear fuse and relay module 13L
K40/5f435 Fuse 435 7L
K40/5f475 Fuse 475 12L
M14/4 Tailgate locking element 29L
M51/3 Trunk lid/liftgate control drive unit 24L
N10/8 Rear SAM control unit 31A
N121/1 Tailgate control control unit 4A
N121/1 Tailgate control control unit 12A
N121/1 Tailgate control control unit 20A
N121/1 Tailgate control control unit 27A
N121/1 Tailgate control control unit 37A
N121/1 Tailgate control control unit 50A
S62/26 Trunk lid/liftgate control button 31L
W3/11 Left rear wheel well ground point 15E
X30/32 Left interior CAN (CAN B) potential distributor electrical connector 16L
X30/33 Right interior CAN (CAN B) potential distributor electrical connector 16L
G14474965Courtesy of MERCEDES-BENZ USA
G14474966Courtesy of MERCEDES-BENZ USA
G14474967Courtesy of MERCEDES-BENZ USA
G14474968Courtesy of MERCEDES-BENZ USA