RADIO – Mercedes-Benz R350 4Matic 2012 – SYSTEM WIRING DIAGRAMS

RADIO

COMAND Actuation Wiring Diagram (1 of 2) for Mercedes-Benz R350 4Matic 2012

List of elements for COMAND Actuation Wiring Diagram (1 of 2) for Mercedes-Benz R350 4Matic 2012:

50

• (if equipped)
• C3b
• C3c
• Can-b h
• Can-b l
• Circuit 31 left rear seat voltage distributor connector 1
• Comand operating display & control unit
• Computer data lines system
• Emergency call system control unit (in left rear footwell)
• Fm rear window antenna amplifier (left side of tailgate)
• Fuse 20a
• Fuse 5a
• Gps
• Gps antenna splitter (in left rear footwell)
• Hands-free system microphone group
• Hl (+)
• Hl (-)
• Hot at all times
• Hr (+)
• Hr (-)
• Load compartment fuse & relay box (right rear of cargo area)
• Media interface connector 2 (if equipped)
• Most
• Most in
• Most out
• Mute
• Nca
• Pnk
• Radio antenna interference filter (center rear of roof)
• Rear camera circuit
• Rear sam control module (right rear of cargo area)
• Red
• Right rear door speaker (w/o sound system)
• Right rear door tweeter (w/o sound system)
• Roof antenna module (center rear of roof)
• Sig
• Sound systems
• Vl (+)
• Vl (-)
• Vr (+)
• Vr (-)
• W/o high definition tuner
• W/o sound system
• W17/1 (in left rear footwell)
• W29/8 (top of left "d" pillar)
• Wake up
• Walkman separation point
• X18/2-c3
• X18/67
• X35/4

COMAND Actuation Wiring Diagram (2 of 2) for Mercedes-Benz R350 4Matic 2012

List of elements for COMAND Actuation Wiring Diagram (2 of 2) for Mercedes-Benz R350 4Matic 2012:

20

• (w/o sound system) left front door speaker
• (w/o sound system) left front door tweeter
• (w/o sound system) right front door speaker
• (w/o sound system) right front door tweeter
• Buttons + & - for setting specific functions & volume control
• Can-c h
• Can-c l
• Computer data lines system
• Fanfare horns & air bag clock spring contact (inside steering wheel hub)
• Left rear door speaker (w/o sound system)
• Left rear door tweeter (w/o sound system)
• Lin
• Multifunction steering wheel electronics unit (inside steering wheel)
• Nca
• Red
• Right multifunction steering wheel button group
• Steering column module (top of steering column)
• X35/1
• X35/2
• X35/3

DVD Player Wiring Diagram for Mercedes-Benz R350 4Matic 2012

List of elements for DVD Player Wiring Diagram for Mercedes-Benz R350 4Matic 2012:

22

• (-)
• (in left rear footwell) w17/1
• Can-a h
• Can-a l
• Can-b h
• Can-b l
• Comand operating, display & control unit
• Computer data lines system
• Dvd player
• Fuse 10a
• Hot at all times
• Left rear display
• Load compartment fuse & relay box (right rear of cargo area)
• Nca
• Red
• Right rear display
• Shield
• W17/1 (in left rear footwell)
• X55/3-c5
• X55/3-c6
• X55/4-c5
• X55/4-c6

MOST Data Bus Wiring Diagram for Mercedes-Benz R350 4Matic 2012

List of elements for MOST Data Bus Wiring Diagram for Mercedes-Benz R350 4Matic 2012:

16

• (behind right kick panel) w29/2
• C15b
• Cockpit fuse box (behind right end of dash)
• Comand operating, display & control unit
• Fiber optical cable connector (most)
• Fuse 5a
• High-definition tuner control unit (w/ sdar) (under left rear seat)
• Hot at all times
• Media interface control unit (if equipped) (right side of dash)
• Most
• Most in
• Most out
• Sound system amplifier (if equipped) (under driver's seat)
• Wake up
• Wake up signal/ circuit 58d voltage distributor connector
• X18-c1

Rear Audio Wiring Diagram for Mercedes-Benz R350 4Matic 2012

List of elements for Rear Audio Wiring Diagram for Mercedes-Benz R350 4Matic 2012:

15

• Antenna
• Circuit 31 left rear seat voltage distributor connector 1
• Comand operating display & control unit
• Fuse 10a
• Gnd
• Hot at all times
• Load compartment fuse & relay box (right rear of cargo area)
• Nca
• Nf-l
• Nf-r
• Rcp (hbf) control unit
• Rear audio control unit (under driver's seat)
• Red
• W17/1 (in left rear footwell)
• X29/6-c5

Satellite Radio Wiring Diagram for Mercedes-Benz R350 4Matic 2012

List of elements for Satellite Radio Wiring Diagram for Mercedes-Benz R350 4Matic 2012:

19

• (left side of tailgate) fm rear window antenna amplifier
• Ant
• C1a
• C3b
• C3c
• Circuit 31 left rear seat voltage distributor connector 2
• Fuse 7.5a
• High-definition tuner control unit (under left rear seat)
• Hot at all times
• Load compartment fuse & relay box (right rear of cargo area)
• Most
• Most data bus circuit
• Most in
• Most out
• Nca
• Roof antenna module (center rear of roof)
• Shield
• W17 (in right rear footwell)
• Wake up

Sound Amplifier Wiring Diagram for Mercedes-Benz R350 4Matic 2012

List of elements for Sound Amplifier Wiring Diagram for Mercedes-Benz R350 4Matic 2012:

48

• (in left front footwell) w15/2
• Center cockpit speaker (centerfill)
• Emergency call system control unit (if equipped) (in left rear footwell)
• Fuse 30a
• Hl (+)
• Hl (-)
• Hot at all times
• Hr (+)
• Hr (-)
• Left front door speaker
• Left front door tweeter
• Left rear door speaker
• Left rear door tweeter
• Left rear surround speaker
• Load compartment fuse & relay box (right rear of cargo area)
• Most
• Most data bus circuit
• Most in
• Most out
• Mute
• Nca
• Right front door speaker
• Right front door tweeter
• Right rear door speaker
• Right rear door tweeter
• Right rear surround speaker
• Sound system amplifier (under driver's seat)
• Srl (+)
• Srl (-)
• Srr (+)
• Srr (-)
• Subwoofer
• Subwoofer amplifier (under cargo area cover flap)
• Sw (+)
• Sw (-)
• Vl (+)
• Vl (-)
• Vm (+)
• Vm (-)
• W15/2 (in left front footwell)
• Wake up
• X1/57
• X18-c1
• X35/1
• X35/2
• X35/3
• X35/4
• X38/1