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Home >> Mercedes Benz >> 2023 >> CLS450 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 257 Chassis 4 Of 8 >> Wiring Diagrams >> Wiring Diagram Of 48V On-Board Electrical System >> Wiring Diagram Of 48V On-Board Electrical System - PE54.10-P-2008-97XCA

Wiring Diagram Of 48V On-Board Electrical System - PE54.10-P-2008-97XCA

Model 257, 290 as of model year 2021 with code B01 (48V technology) 

Code: Designation: Position:
A0 Use of wiring diagrams 96L
A79 Integrated starter generator 36L
A79 Integrated starter generator 47L
A9/5 Electric refrigerant compressor 60L
A9/5 Electric refrigerant compressor 66L
Code 597 Heated windshield 81E
Code AA7 POWER VARIANT UPRATED 2 74E
Code L LEFT-HAND DRIVE 3H
Code L LEFT-HAND DRIVE 8H
Code L LEFT-HAND DRIVE 83F
Code L LEFT-HAND DRIVE 69G
Code L LEFT-HAND DRIVE 63F
Code L LEFT-HAND DRIVE 30E
Code L LEFT-HAND DRIVE 53E
Code L LEFT-HAND DRIVE 41E
Code L LEFT-HAND DRIVE 57F
Code M016 Uprated high-performance engine 68E
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 27D
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 76K
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 68E
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 74E
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 62E
Code M264 4-CYLINDER INLINE SPARK-IGNITION ENGINE M264 50D
Code M264 4-CYLINDER INLINE SPARK-IGNITION ENGINE M264 76K
Code M264 4-CYLINDER INLINE SPARK-IGNITION ENGINE M264 74E
Code M654 4-CYLINDER INLINE DIESEL ENGINE M654 57E
Code M654 4-CYLINDER INLINE DIESEL ENGINE M654 39D
Code R RIGHT-HAND DRIVE 3H
Code R RIGHT-HAND DRIVE 8H
Code R RIGHT-HAND DRIVE 83F
Code R RIGHT-HAND DRIVE 69G
Code R RIGHT-HAND DRIVE 63G
Code R RIGHT-HAND DRIVE 30E
Code R RIGHT-HAND DRIVE 53E
Code R RIGHT-HAND DRIVE 41E
Code R RIGHT-HAND DRIVE 57G
F1/3 Passenger-side A-pillar fuse box 15L
F1/3f315 Fuse 315 13L
F153/2 Engine compartment 48V fuse box 4A
F153/2 Engine compartment 48V fuse box 12A
F153/2 Engine compartment 48V fuse box 20A
F153/2 Engine compartment 48V fuse box 28A
F153/2 Engine compartment 48V fuse box 36A
F153/2 Engine compartment 48V fuse box 69A
F153/2 Engine compartment 48V fuse box 44A
F153/2 Engine compartment 48V fuse box 53A
F153/2 Engine compartment 48V fuse box 61A
F153/2 Engine compartment 48V fuse box 77A
F153/2 Engine compartment 48V fuse box 84A
F153/2MF1 48 V on-board electrical system electric multicircuit fuse 76C
F153/2f854 Electrical fuse 854 70B
F153/2f855 Electrical fuse 855 62B
F63 Pyrofuse 20L
G1/3 48 V on-board electrical system battery 4L
M1/10 Starter-alternator 53L
M60/1 Electric additional compressor 71L
M75/11 Electric coolant pump 77L
N129 Starter generator control unit 30L
N129 Starter generator control unit 42L
N2/10 Supplemental restraint system control unit 25L
N61 Windshield heater control unit 84L
N83/1 DC/DC converter control unit 8L
R22/2 Heated windshield 87L
W106/2 48 V on-board electrical system battery ground point, left 4H
W106/3 48 V on-board electrical system battery ground point, right 4H
W106/4 Left engine compartment circuit 41 ground point 9H
W106/5 Right engine compartment circuit 41 ground point 9H
W108 Electric coolant pump ground point 77E
W30/11 Underbody tml. 41 ground point 31G
W30/11 Underbody tml. 41 ground point 54H
W30/11 Underbody tml. 41 ground point 61G
W30/11 Underbody tml. 41 ground point 72G
W30/11 Underbody tml. 41 ground point 67G
W30/11 Underbody tml. 41 ground point 42G
W59/1 Left windshield heater ground point 84F
W59/2 Right windshield heater ground point 84F
X18/53 Driver side cockpit/frame floor assembly electrical connector 13G
X18/53 Driver side cockpit/frame floor assembly electrical connector 5G
X18/54 Passenger side cockpit/frame floor assembly electrical connector 18G
X18/54 Passenger side cockpit/frame floor assembly electrical connector 20G
X192/4 Electric coolant pump electrical connector 76G
X244/1 Left vehicle-end busbar stud 1 31E
X244/1 Left vehicle-end busbar stud 1 54E
X244/13 Left vehicle-end busbar stud 3 69G
X244/13 Left vehicle-end busbar stud 3 42E
X244/14 Right vehicle-end busbar stud 3 69G
X244/14 Right vehicle-end busbar stud 3 42E
X244/15 Left engine-end busbar stud 3 43F
X244/16 Right engine-end busbar stud 3 70H
X244/2 Right vehicle-end busbar stud 1 31E
X244/2 Right vehicle-end busbar stud 1 54E
X244/21 Partition wall busbar 69H
X244/21 Partition wall busbar 64G
X244/21 Partition wall busbar 31F
X244/21 Partition wall busbar 54F
X244/21 Partition wall busbar 42F
X244/21 Partition wall busbar 58G
X244/4 Right engine-end busbar stud 1 31F
X244/4 Right engine-end busbar stud 1 54F
X244/5 Left vehicle-end busbar stud 2 64G
X244/5 Left vehicle-end busbar stud 2 58G
X244/6 Right vehicle-end busbar stud 2 64F
X244/6 Right vehicle-end busbar stud 2 58F
X244/7 Left engine-end busbar stud 2 58H
X244/8 Right engine-end busbar stud 2 64H
X26 Engine/engine compartment electrical connector 29H
X26 Engine/engine compartment electrical connector 52H
X92 Heated windshield electrical connector 87H
Z105/4z1 Circuit 41 connector sleeve 31J
Z105/4z1 Circuit 41 connector sleeve 72H
Z105/4z1 Circuit 41 connector sleeve 66H
G14555107Courtesy of MERCEDES-BENZ USA
G14555108Courtesy of MERCEDES-BENZ USA
G14555109Courtesy of MERCEDES-BENZ USA
G14555110Courtesy of MERCEDES-BENZ USA
G14555111Courtesy of MERCEDES-BENZ USA
G14555112Courtesy of MERCEDES-BENZ USA