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Home >> Mercedes Benz >> 2007 >> S550 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical - OEM Wiring Diagrams -- S-Class (221) >> Wiring Schematics >> Wiring Schematic, front central operating unit - PE82.00-P-2060-97SAA

Wiring Schematic, front central operating unit - PE82.00-P-2060-97SAA

Code: Designation: Position:
A0 Color code key 23L
A40/9 Front central operating unit 3E
A40/9 Front central operating unit 4A
A40/9 Front central operating unit 8E
A40/9 Front central operating unit 13A
A40/9 Front central operating unit 18A
A40/9r1 Volume control 5D
A40/9r1 Volume control 11D
A40/9s1 Disc/radio quick select button 2B
A40/9s1 Disc/radio quick select button 7B
A40/9s10 Freely programmable button 1E
A40/9s10 Freely programmable button 11E
A40/9s11 Turn/push control 3C
A40/9s11 Turn/push control 8C
A40/9s13 Rear window roller sun blind button 6E
A40/9s2 Button "Back" 3B
A40/9s2 Button "Back" 8B
A40/9s3 Hazard warning system button 3B
A40/9s3 Hazard warning system button 9B
A40/9s4 Multicontour seat quick select button 4B
A40/9s4 Multicontour seat quick select button 9B
A40/9s5 Telephone/navigation quick select button 4B
A40/9s5 Telephone/navigation quick select button 10B
A40/9s6 Button "ON" 5D
A40/9s6 Button "ON" 11D
A40/9s7 Mute button 5E
A40/9s8 Transmission modes button  
A40/9s8 Transmission modes button  
A40/9s9 Head restraint folding button  
A40/9s9 Head restraint folding button  
A40/9x1 Front central operating unit connector 12E
CAN A Telematics CAN 20K
N10/2 Rear SAM control unit with fuse and relay module 12L
N72/1 Upper control panel control unit 16L
S148 Center console button group 23A
U52 Valid for {{Japan}} 13E
U54 Valid for all except {{Japan}} 13E
W18 Ground (left front seat crossmember) 14H
W43 Ground (reference, image transmission systems) 14H
X18 Cockpit wiring harness and FFS [RBA] connector 15G
X30/35 Telematics CAN voltage distributor connector 20L
Fig 1: Front Central Operating Unit Wiring Schematic (1 Of 2)
G07602379Courtesy of MERCEDES-BENZ USA
Fig 2: Front Central Operating Unit Wiring Schematic (2 Of 2)
G07602380Courtesy of MERCEDES-BENZ USA