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Home >> Mercedes Benz >> 2015 >> C300 Base >> Repair and Diagnosis >> Electrical >> Gauges >> Electrical System, Equipment & Instruments - 205 Chassis (4D Sedan) - 4 Of 4 >> Wiring Diagrams >> Wiring diagram for overhead control panel (OCP) control unit >> Wiring diagram for overhead control panel (OCP) control unit - PE54.21-P-2107-97FBA

Wiring diagram for overhead control panel (OCP) control unit - PE54.21-P-2107-97FBA

Code: Designation: Position:
A0 Use of wiring diagrams 113L
A26/17 Head unit 38L
A67 Inside rearview mirror 44L
A67b1 Hands-free system microphone 41K
A67e1 Left reading lamp 43K
A67e2 Right reading lamp 44K
A67e3 Ambient lamp 44K
A67e4 Garage door opener indicator lamp 47K
A67h1 Forward automatic dimming mirror light sensor 48K
A67h2 Rearward automatic dimming mirror light sensor 49K
A67h3 Inside rearview mirror dimming 49K
A67n2 Garage door opener 47J
A67s1 Garage door opener button 1 46K
A67s2 Garage door opener button 2 46K
A67s3 Garage door opener button 3 47K
A67x1 Inside rearview mirror electrical connector 1 40G
B38/2 Rain/light sensor with additional functions 9L
B39 Left rear window glass breakage sensor 28L
B39/1 Right rear window glass breakage sensor 30L
B39/4 Rear window glass breakage sensor 35L
CAN B Interior CAN 24K
Code 231 Garage door opener 45F
Code 249 Automatically dimming mirror 48F
Code 348 Emergency call/assistance system 87A
Code 413 Panoramic sliding sunroof 10A
Code 551 Anti-theft alarm system (ATA [EDW]) 15D
Code 876 Interior lights package 62A
Code 876 Interior lights package 79A
Code 882 Interior protection and tow-away protection 15D
Code 882 Interior protection and tow-away protection 27D
Code 882 Interior protection and tow-away protection 33D
Code U63 Driving school package 62B
E11/1 Left rear dome lamp 59L
E11/1 Left rear dome lamp 70L
E11/1e1 Left rear reading lamp 59L
E11/1e1 Left rear reading lamp 58L
E11/1e1 Left rear reading lamp 72L
E11/1e1 Left rear reading lamp 71L
E11/1e2 Left rear interior lamp 57L
E11/1e2 Left rear interior lamp 68L
E11/1s1 Left rear dome lamp button 59J
E11/1s1 Left rear dome lamp button 72J
E11/1s2 Left rear reading lamp button 60J
E11/1s2 Left rear reading lamp button 73J
E11/2 Right rear dome lamp 53L
E11/2 Right rear dome lamp 65L
E11/2e1 Right rear reading lamp 52L
E11/2e1 Right rear reading lamp 52L
E11/2e1 Right rear reading lamp 64L
E11/2e1 Right rear reading lamp 63L
E11/2e2 Right rear interior lamp 55L
E11/2e2 Right rear interior lamp 66L
E11/2s1 Right rear dome lamp button 53J
E11/2s1 Right rear dome lamp button 64J
E11/2s2 Right rear reading lamp button 54J
E11/2s2 Right rear reading lamp button 65J
E14/1 Left sun visor mirror lamp 85L
E14/2 Right sun visor mirror lamp 89L
E15/10 Left rear vanity mirror unit 75L
E15/11 Right rear vanity mirror unit 77L
E15/36 Rear ambient lamp 80L
E17/45 Left rear door ambiance illumination 93L
E17/46 Right rear door ambiance illumination 98L
F1/3 Right A-pillar fuse box 5L
F1/3f312 Fuse 312 3L
F1/3f326 Fuse 326 6L
H3/1 Alarm siren 17L
K40/6 Left fuse and relay module 20L
K40/6f202 Fuse 202 19L
N10/6 Front SAM control unit 13L
N26/6 ATA [EDW]/towing sensor/interior motion sensor control unit 102D
N70 Overhead control panel control unit 4A
N70 Overhead control panel control unit 12A
N70 Overhead control panel control unit 20A
N70 Overhead control panel control unit 36A
N70 Overhead control panel control unit 45A
N70 Overhead control panel control unit 53A
N70 Overhead control panel control unit 61A
N70 Overhead control panel control unit 69A
N70 Overhead control panel control unit 77A
N70 Overhead control panel control unit 86A
N70 Overhead control panel control unit 93A
N70 Overhead control panel control unit 104A
N70 Overhead control panel control unit 28A
N70b1 Interior temperature sensor with integrated fan 85A
N70e1 Front dome lamp 15A
N70e6 Left mounting console incident illumination 17A
N70e7 Right mounting console incident illumination 18A
N70e8 Eyeglass box illumination 19A
N70s1 Roof switch 11A
N70s11 SOS button 89A
N70s12 Breakdown assistance button 89A
N70s13 MB-Info button 90A
N70s2 Rear dome lamp button 6A
N70s3 Interior lamp automatic function button 7A
N70s4 Front dome lamp button 7A
N70s6 Left front reading lamp button 8A
N70s7 Right front reading lamp button 9A
N70s8 Interior protection switch 40A
N70s9 Towing sensor button 41A
R1 Rear window heater 32L
S101 Left front mirror lamp switch 84L
S102 Right front mirror lamp switch 88L
U1253 Valid for model 253 17F
U1253 Valid for model 253 10H
U1253 Valid for model 253 14E
U1253 Valid for model 253 23D
U1253 Valid for model 253 106B
U1253 Valid for model 253 6F
U1253 Valid for model 253 33D
U2050 Valid for model 205.0 50A
U2051 Valid for model 205.1 50A
U2051 Valid for model 205.1 62A
U2052 Valid for model 205.2 91A
U2052 Valid for model 205.2 106B
U2052 Valid for model 205.2 27D
U2253 Not valid for model series 253 14E
U2253 Not valid for model series 253 23D
U606 Not valid for convertible 8D
W15/7 Right front footwell ground point 9G
W15/7 Right front footwell ground point 17G
W3/8 Right rear wheel well ground point 32F
W8/12 Upper right liftgate ground point 35F
X30/32 Left interior CAN (CAN B) potential distributor electrical connector 24L
Z133/1z1 Connector sleeve, ground connection for vanity mirror unit in rear 77G
Z133/1z1 Connector sleeve, ground connection for vanity mirror unit in rear 89G
Z134/1z1 Connector sleeve, power supply for vanity mirror unit in rear 76H
Z134/1z1 Connector sleeve, power supply for vanity mirror unit in rear 83G
Z232/18z1 Rear passenger compartment center console ambiance illumination connector sleeve (red) 95G
Z232/18z1 Rear passenger compartment center console ambiance illumination connector sleeve (red) 60F
Z232/18z1 Rear passenger compartment center console ambiance illumination connector sleeve (red) 73F
Z232/19z1 Dome lamp ambiance illumination connector sleeve 71G
Z232/19z2 Dome lamp ambiance illumination connector sleeve 63E
Z232/20z1 Left front door stowage compartment illumination ambiance illumination connector sleeve (yellow) 56G
Z232/20z1 Left front door stowage compartment illumination ambiance illumination connector sleeve (yellow) 67G
Z232/20z1 Left front door stowage compartment illumination ambiance illumination connector sleeve (yellow) 99G
Z232/21z1 Left front door stowage compartment illumination ambiance illumination connector sleeve (blue) 57F
Z232/21z1 Left front door stowage compartment illumination ambiance illumination connector sleeve (blue) 69F
Z232/21z1 Left front door stowage compartment illumination ambiance illumination connector sleeve (blue) 97G
Z6/30 Circuit 31 connector sleeve 9H
Z6/92z1 Trunk lid ground line connector sleeve 35H
Z6/92z2 Trunk lid ground connection connector sleeve 31H
Fig 1: Overhead Control Panel Control Unit Wiring Diagram (1 Of 7)
G10134049Courtesy of MERCEDES-BENZ USA
Fig 2: Overhead Control Panel Control Unit Wiring Diagram (2 Of 7)
G10134050Courtesy of MERCEDES-BENZ USA
Fig 3: Overhead Control Panel Control Unit Wiring Diagram (3 Of 7)
G10134051Courtesy of MERCEDES-BENZ USA
Fig 4: Overhead Control Panel Control Unit Wiring Diagram (4 Of 7)
G10134052Courtesy of MERCEDES-BENZ USA
Fig 5: Overhead Control Panel Control Unit Wiring Diagram (5 Of 7)
G10134053Courtesy of MERCEDES-BENZ USA
Fig 6: Overhead Control Panel Control Unit Wiring Diagram (6 Of 7)
G10134054Courtesy of MERCEDES-BENZ USA
Fig 7: Overhead Control Panel Control Unit Wiring Diagram (7 Of 7)
G10134055Courtesy of MERCEDES-BENZ USA