POWER DISTRIBUTION – Mercedes-Benz Sprinter 2500 2014 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 6) for Mercedes-Benz Sprinter 2500 2014

List of elements for Power Distribution Wiring Diagram (1 of 6) for Mercedes-Benz Sprinter 2500 2014:

• (or 19b) 19a
• (or 21b) 21a
• 100a
• 10a
• 11a
• 12a
• 13a
• 13b
• 14a
• 15a
• 16b
• 17a
• 17b
• 18a
• 18b
• 20a
• 22a
• 23a
• 23b
• 24a
• 25a
• 26a
• 27b
• 80a
• Additional fan relay
• Air conditioning additional fan 2 (duo)
• Alternator w/ lin bus
• Auxiliary water heater control unit
• Auxiliary water heater control unit 2
• Battery sensor
• Body manufacturer circuit 15 relay
• Body manufacturer circuit d+ relay
• Body manufacturer connector (x145/1)
• Circuit 30 glow output stage
• Circuit battery
• Circuit jumper
• Clearance/ identification lamps relay
• Electric ptc heater booster
• From fuse & relay module (diagram 2 of 6)
• From fuse/ jumper (diagram 3 of 6)
• Fuel pump control unit
• Fuel pump relay
• Fuse 10a
• Fuse 150a
• Fuse 15a
• Fuse 15a (or 10a)
• Fuse 15a (or 30a)
• Fuse 20a
• Fuse 25a
• Fuse 5a (or 25a)
• Fuse 7.5a
• Fuse 80a
• Fuse 80a (or 20a)
• Fuse block 4
• Fuse block 5
• Fuse box
• Glow output stage (2.1l)
• Glow output stage (3.0l)
• Heated rear window relay 1
• Heated rear window w/ anti-theft alarm system relay 2
• Heated windshield relay
• Highline air bag control unit
• Jump starting point connector
• Left inner seat frame socket
• Load compartment socket (x58/15)
• Load compartment socket (x58/4)
• On-board electrical system battery
• Overhead control panel (ocp (dbe)) control unit
• Parameterizable special module (psm) control unit
• Pyrotechnical separator electrical fuse
• Rear tire pressure monitor decoder antenna
• Red
• Sam control unit
• Starter
• Tire pressure monitor (rdk) control unit
• To battery cutoff relay (diagram 3 of 6)
• To body manufacturer electrical system switch (diagram 4 of 6)
• To circuit 15 relief relay (diagram 2 of 6)
• To circuit 15 relief relay 2 (diagram 5 of 6)
• To circuit 15r relief relay (diagram 5 of 6)
• To fuse & relay module (diagram 2 of 6)
• To fuse & relay module (diagram 3 of 6)
• To fuse block 6 (diagram 5 of 6)
• To fuse block 7 (diagram 3 of 6)
• Trailer connection unit (aag) control unit
• Trailer socket electrical connector
• W29/8
• W71/1
• Windshield heater fuse
• X18/53
• X18/77
• X26/64
• X64/13

Power Distribution Wiring Diagram (2 of 6) for Mercedes-Benz Sprinter 2500 2014

List of elements for Power Distribution Wiring Diagram (2 of 6) for Mercedes-Benz Sprinter 2500 2014:

• (ucp (obf)) control unit
• 13a
• 13b
• 14a
• 15a
• 16a
• 17a
• 17b
• 18a
• 18b
• 87a
• Ac control & operating unit
• Additional turn signal module
• Battery operated horn
• Cargo lift gate switch
• Circuit 15 relief relay
• Circuit 15r relay
• Circuit relay
• Diagnostic connector
• Esp control unit
• From fuse block 4 (diagram 1 of 6)
• From fuse box (diagram 1 of 6)
• From sam control unit (diagram 4 of 6)
• Front vehicle interior power outlet
• Fuel pump control unit
• Fuse & relay module
• Fuse 10a
• Fuse 15a
• Fuse 25a
• Fuse 30a
• Fuse 40a
• Fuse 5a
• Fuse 7.5a
• Fuse block
• Fuse block 2
• Glove box lamp
• Headlamp cleaning system relay
• Highline
• Highline air bag control unit
• Horn relay
• Illuminated cigar lighter
• Left front door control unit
• Light switch
• Lowline
• Motion detector
• N/a
• Nca
• Radio preinstallation electrical connector
• Rear dome lamp switch (panel van w/ headliner & mpv)
• Red
• Red/pnk
• Rotating beacon switch
• Sam control unit
• Stage 1 front windshield wiper relay
• Stationary heater telestart receiver
• Steering column tube module (mrm) control unit
• To body manufacturer circuit 15 relay (diagram 1 of 6)
• To circuit 15 relief relay 2 (diagram 5 of 6)
• To circuit 15r relief relay (diagram 5 of 6)
• To front roof electrical connector (diagram 4 of 6)
• To fuse 17 (diagram 5 of 6)
• To fuse block 2 (diagram 3 of 6)
• To fuse block 3 (diagram 4 of 6)
• To fuse block 3 (diagram 5 of 6)
• Upper control panel
• Upper control panel (ucp (obf)) control init
• W1/3
• W71/1
• X18/56
• X18/75
• X18/77
• X35/41
• X4/49

Power Distribution Wiring Diagram (3 of 6) for Mercedes-Benz Sprinter 2500 2014

List of elements for Power Distribution Wiring Diagram (3 of 6) for Mercedes-Benz Sprinter 2500 2014:

• (not used)
• 100a
• 10a
• 10b
• 11a
• 12a
• 12b
• 15r
• 250a
• 42a
• 43a
• 43b
• 44a
• 44b
• 45a
• 45b
• Additional battery (if equipped)
• Battery cutoff relay
• Blower motor
• Blower regulator
• Blower stage 1 fan relay
• Can-b h
• Can-b l
• Can-c h
• Can-c l
• Can-d h
• Can-d l
• Circuit 30 cargo liftgate electrical connector
• Cluster
• Cradle for becker map pilot
• Diagnostic connector
• Electric steering lock control unit
• Electrical fuse
• Electronic ignition lock (ezs) control unit
• Electronic selector lever module control unit
• Engine can electrical connector 2
• Fbs wire antenna terminal connector
• From fuse block 2 (diagram 2 of 6)
• From fuse box (diagram 1 of 6)
• Fuse & relay module
• Fuse 10a
• Fuse 15a (or 20a)
• Fuse 25a
• Fuse 30a
• Fuse 5a
• Fuse 7.5a
• Fuse block 2
• Fuse block 7
• Fuse/ jumper
• Hydraulic pump preinstallation electrical connector
• Instrument
• Interior can electrical connector
• Left step relay 1
• Left step relay 2
• Left step warning buzzer
• N/a
• Radio preinstallation electrical connector
• Radio/radio w/ navigation
• Rear heavy-duty automatic air conditioning air recirculation unit
• Red
• Right step relay 1
• Right step relay 2
• Right step warning buzzer
• Sam control unit
• To circuit 87 engine control relay (diagram 6 of 6)
• To fuse & relay module (diagram 6 of 6)
• To fuse block 5 (diagram 1 of 6)
• W/ additional battery, retarder & special equipment
• W/ left & right load compartment sliding door electric step
• W/ left load compartment sliding door electric step
• W/ right load compartment sliding door electric step
• W1/3
• W71/1
• X18/56
• X18/78
• X31/9
• X53/9

Power Distribution Wiring Diagram (4 of 6) for Mercedes-Benz Sprinter 2500 2014

List of elements for Power Distribution Wiring Diagram (4 of 6) for Mercedes-Benz Sprinter 2500 2014:

• Ac control & operating unit
• Automatic transmission auxiliary oil pump
• Back up camera monitor
• Backup camera (if equipped)
• Body manufacturer electrical connector
• Body manufacturer electrical system switch
• Body manufacturer reversing camera electrical connector 1
• Cargo lift gate switch
• Cargo liftgate electrical connector (if equipped)
• Electric control unit (2.1l)
• Electronic selector lever module control unit
• Etc (egs) control unit (3.0l)
• From fuse block 2 (diagram 2 of 6)
• From fuse block 5 p (diagram 1 of 6)
• From relief circuit 15 relay (diagram 2 of 6)
• Front roof electrical connector
• Fuse 10a
• Fuse 10a (or 5a)
• Fuse 5a
• Fuse 5a (or 10a)
• Fuse 7.5a
• Fuse block 3
• Heater booster button
• Heater booster/ stationary heater button
• Overhead control panel (ocp (dbe)) control unit
• Parameterizable special module (psm) control unit
• Parktronic control unit (if equipped)
• Passenger-side power window switch
• Radio preinstallation electrical connector
• Rear dome lamp switch (if equipped)
• Red
• Roof ventilator switch
• Sam control unit
• To fuse block 7 (diagram 5 of 6)
• To illuminated cigar lighter (diagram 2 of 6)
• Trailer connection unit (aag) control unit
• Transmission neutral position switch
• W/ backup camera monitor
• W/o backup camera monitor
• W1/3
• W38
• W52/7
• Working speed control button
• Working speed control on switch
• X162
• X169
• X169/7
• X170
• X18/54
• X18/55
• X18/56
• X18/77
• X35/2

Power Distribution Wiring Diagram (5 of 6) for Mercedes-Benz Sprinter 2500 2014

List of elements for Power Distribution Wiring Diagram (5 of 6) for Mercedes-Benz Sprinter 2500 2014:

• 2.1l
• 28a
• 3.0l
• 30a
• 31b
• 32b
• 37a
• 37b
• 38b
• 39a
• 39b
• Ac control & operating unit
• Brake signal electrical connector
• Cdi control unit
• Circuit 15 relief relay 2
• Circuit 15 starter relay
• Circuit 15r relief relay
• Collision prevention assist control unit
• Diagnostic connector
• Driver door control panel
• Esp control unit (if equipped)
• From circuit 15 relay (diagram 2 of 6)
• From fuse & relay module (diagram 2 of 6)
• From fuse block 3 (diagram 4 of 6)
• From fuse block 4 (diagram 1 of 6)
• From fuse box (diagram 1 of 6)
• Fuse & relay module
• Fuse 10a
• Fuse 15a
• Fuse 25a
• Fuse 30a
• Fuse 5a
• Fuse block 3
• Fuse block 6
• Fuse block 7
• Headlamp range adjustment (hra (lwr)) control unit
• Heated rear window relay 2 (w/ anti-theft alarm system)
• Highline
• Highline air bag control unit
• Instrument cluster
• Left rear end door wiper motor
• Left rear radar sensor (w/ blind spot assist)
• Left side radar sensor (w/ blind spot assist)
• Left xenon lamp unit (if equipped)
• Light switch
• Lowline
• Multi-function camera (w/ lane keeping & highbeam assist)
• Rear heater/air conditioner air recirculation unit
• Red
• Right rear end door wiper motor
• Right rear radar sensor (w/ blind spot assist)
• Right side radar sensor (w/ blind spot assist)
• Right xenon lamp unit (if equipped)
• Roof ventilator switch
• Tone sequence relay
• W/o blind spot assist
• W71/1
• W71/2
• X18/53
• X18/77
• X18/82
• X35/1
• X8/21
• X8/23
• Yaw rate lateral & longitudinal acceleration sensor (if equipped)

Power Distribution Wiring Diagram (6 of 6) for Mercedes-Benz Sprinter 2500 2014

List of elements for Power Distribution Wiring Diagram (6 of 6) for Mercedes-Benz Sprinter 2500 2014:

• (2.1l)
• (or 10a) (or 5a)
• Boost pressure control flap pressure transducer (2.1l)
• Cdi control unit
• Circuit 87 engine control relay
• Coolant pump switchover valve (2.1l)
• Exhaust gas recirculation cooling solenoid valve
• Fan (3.0l)
• From fuse & relay module (diagram 3 of 6)
• From fuse 2 (diagram 3 of 6)
• Fuel pump relay (3.0l)
• Fuse & relay module
• Fuse 10a
• Fuse 20a
• Fuse 25a
• Fuse 7.5a
• Fuse 7.5a (or 10a)
• Fuse block
• Intake port shutoff actuator (3.0l)
• Nca
• Nox sensor control unit downstream of scr catalytic converter
• Nox sensor control unit upstream of scr catalytic converter
• Oil spray nozzles valve (2.1l)
• Oxygen sensor
• Oxygen sensor (2.1l)
• Pressure regulator valve
• Quantity control valve
• Red
• Regulated oil pressure pump valve (2.1l)
• Soot particulate sensor
• Soot particulate sensor (3.0l)
• Vent line heater element (2.1l)
• Wastegate pressure transducer (2.1l)
• X26/61