ENGINE PERFORMANCE – Mercedes-Benz C350 2014 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.5L

3.5L, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz C350 2014

List of elements for 3.5L, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz C350 2014:

• (+)
• (+) 5v
• (-)
• (on fuel rail) quantity control valve
• (top of left cylinder bank) cylinder 5 fuel injection
• (under right front seat) w19
• (w/ stratified charge) left nox sensor control unit
• A s agr2p
• A t agr2m
• C4i
• C6i
• C9g
• Computer data lines system
• Coolant thermostat heating element (top front of engine block)
• Dcm
• E f agrp1
• E f agrp2
• Engine oil pump valve
• Ev 1
• Ev2
• Ev3
• Ev5
• Front sam control module w/ fuse/ relay module (left rear of engine compt)
• Fuse 10a
• Fuse 7.5a
• Hot at all times
• Hot w/ chassis circuit 87 relay energized
• Hot w/ circuit relay energized
• Intake manifold resonance flap switch over valve
• Intake manifold selector drum switch over valve
• Ip1s
• Ip2s
• Ipm
• Left nox sensor
• Left o2 sensor downstream of catalytic converter (under left front of vehicle, in exhaust)
• Ls2hk
• Lsh1hk
• Lshk
• Lshvk1
• Me-sfi (me) control module (left side of engine)
• Nca
• Nwsa 1
• Nwsa 2
• Nwse 1
• Nwse 2
• Pnk
• Pnk/red
• Right nox sensor
• Right nox sensor control unit (w/ stratified charge)
• Right o2 sensor downstream of catalytic converter (under right front of vehicle, in exhaust)
• W19 (under right front seat)
• X86/3-c1
• X86/4-c2
• Zeu 2
• Zue 1
• Zue 3
• Zue 4
• Zue 5
• Zue 6

3.5L, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz C350 2014

List of elements for 3.5L, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz C350 2014:

• (+) 5v
• (top of right cylinder bank)
• +5v
• Air conditioning system
• C14m
• C16s
• C18m
• C20m
• C2i
• C3m
• C4i
• C6i
• Can c h
• Can e h
• Can i h
• Computer data lines system
• Coolant temperature warning lamp
• Cooling fans system
• Crash
• Cylinder 1 fuel injection
• Cylinder 2 fuel injection
• Cylinder 3 fuel injection
• Dst
• Ekpr
• Engine circuit 87 relay
• Engine diagnosis indicator lamp
• Exp
• Front sam control module w/ fuse/ relay module (left rear of engine compt)
• Fuel tank pressure sensor (in fuel tank)
• Fuse 15a
• Fuse 20a
• Instrument cluster
• Lin c1
• Me-sfi (me) control module (left side of engine)
• Pnk/red
• Red
• Sp1s
• Tag2
• W/ eco start/ stop function
• W/ stratified charge
• W/o stratified charge
• W16/5 (left rear of engine compt)
• X25/4
• X26-c1
• X35/6-c1

3.5L, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz C350 2014

List of elements for 3.5L, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz C350 2014:

• (in fuel tank) left fuel level indicator sensor
• (in fuel tank) right fuel level indicator sensor
• (left front engine compt) purge control valve
• (right rear wheelhouse) activated charcoal filter shutoff valve
• (sulev) radiator sensor
• (top of right cylinder bank) cylinder 4 fuel injection
• Aav
• Accelerator pedal sensor (top of accelerator pedal assembly)
• C3i
• C9i
• Can c l
• Can e l
• Can i l
• Computer data lines system
• Front electrical prefuse box (at right rear of engine compt)
• Fuse 150a
• Fuse 20a (or 25a)
• Hot at all times
• Left temperature sensor upstream of nox storage catalytic converter (w/ stratified charge)
• Lpv
• Me-sfi (me) control module (left side of engine)
• Mr2
• Nca
• Pnk
• Rear sam control module w/ fuse/ relay module (right side of trunk)
• Red
• Right temperature sensor upstream of nox storage catalytic converter (w/ stratified charge)
• Sp2s
• Starting/ charging system
• Str
• Str+
• Tag1
• Tg l
• Tg r
• W16/4 (right side of engine compt)
• X35/6-c1
• X86/3-c2
• X86/4-c2

3.5L, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz C350 2014

List of elements for 3.5L, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz C350 2014:

• (+)
• (-)
• (ethanol fuel) fuel quality sensor
• (in top of fuel tank) fuel pump (fp)
• (not used)
• (under driver's seat) w18
• (under right front of vehicle, in exhaust) right o2 sensor (upstream of catalytic converter)
• (under right rear seat) fuel pump control unit
• Can c h
• Can c l
• Computer data lines system
• E rds
• Ekp ec u
• Ekp ec v
• Ekp ec w
• Fuel pressure sensor
• Hot film mass air flow sensor (w/ stratified charge) (on intake air duct)
• Ignition coils (cylinder 4, 5, 6: top of left cylinder bank)
• Left exhaust camshaft hall sensor (front of left cylinder bank)
• Left exhaust camshaft solenoid
• Left intake camshaft hall sensor (front of left cylinder bank)
• Left intake camshaft solenoid
• Nca
• Pnk
• To spark plugs
• W/ ethanol fuel
• W/o ethanol fuel
• W76 (under right rear seat)
• X75

3.5L, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz C350 2014

List of elements for 3.5L, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz C350 2014:

• (glk class: on throttle body) (c class: in air intake manifold) throttle valve actuator
• (intake air temperature sensor: part of hot film maf sensor) intake manifold & intake air temperature sensor
• (under left front of vehicle, in exhaust) left o2 sensor (upstream of catalytic converter)
• Ignition coils (cylinder 1, 2, 3: top of right cylinder bank)
• Nca
• Right exhaust camshaft hall sensor (front of right cylinder bank)
• Right exhaust camshaft solenoid
• Right intake camshaft hall sensor (front of right cylinder bank)
• Right intake camshaft solenoid
• To spark plugs
• W11 (right front of engine)

3.5L, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz C350 2014

List of elements for 3.5L, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz C350 2014:

• (rear of left side of engine block) cylinder 3 & 4 knock sensor
• (top of left cylinder bank) cylinder 6 fuel injection
• A t agr1p
• Actuator motor
• Coolant temperature sensor
• Crankshaft hall sensor (glk class: left rear of engine)
• E a ks1a
• E a ks1b
• E a ks2a
• E a ks2b
• E f agr1p
• Ef hfm1
• Ef ref1
• Ev4
• Ev6
• Fa tans
• Fuel tank pressure & temperature sensor (fuel tank pressure sensor: in fuel tank)
• Hall sensor
• Left exhaust gas recirculation positioner (w/ stratified charge)
• Left knock sensor
• Lin
• Lsh2hk
• Lsu1ia
• Lsu1ip
• Lsu1vm
• Lsu1vn
• Lsu2ia
• Lsu2ip
• Lsu2un
• Lsu2vm
• Me-sfi (me) control module (left side of engine)
• Mr hfm1
• Nwga1
• Nwga2
• Nwge1
• Nwge2
• Nwgm2
• Oil level check switch
• Oss
• Pnk
• Pressure sensor downstream of throttle valve (on throttle body)
• Right exhaust gas recirculation positioner (w/ stratified charge)
• Starting/ charging system
• X26-c4