ENGINE PERFORMANCE – Mercedes-Benz E550 2012 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.6L TWIN TURBO

4.6L Twin Turbo, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz E550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz E550 2012:

• (-)
• (left rear of engine compt)
• (or 31)
• +5v
• 150a
• 16s
• A-a-sam
• Accelerator pedal sensor (in accelerator pedal assembly)
• Activated charcoal filter shutoff valve (right rear wheelwell)
• Akv
• C14m
• C18m
• C2i
• C3m
• C4i
• C6i
• C9g
• Can c h
• Can c l
• Can e h
• Can e l
• Can i h
• Can i l
• Computer data lines system
• Coupe
• Crash
• Dst
• Ekp
• Ekpr
• Engine circuit 87 relay
• Engine diagnosis radiator sensor
• Front electrical prefuse box (right rear of engine compt)
• Front sam control unit w/ fuse & relay module
• Fuel tank fuel pressure sensor (in fuel tank, under left rear seat)
• Function
• Fuse
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 7.5a
• Hot at all times
• Hot w/ chassis circuit 87 relay energized
• Hot w/ circuit 15 relay energized
• Kwr
• Lin c1
• Llkr
• Lpv
• Lues
• Me-sfi (me) control unit (center rear of engine)
• Mr2
• Mr7
• Pnk
• Pnk/red
• Purge control valve (left front of engine compt)
• Red
• Sedan
• Sp1
• Sp1s
• Sp2
• Sp2s
• Starting/ charging system
• Starting/charging system
• Str
• Str+
• Tag1
• Tag2
• W/ eco start/stop
• W/ stratified operation
• W/o stratified operation
• W16/5 (left rear of engine compt)
• W2 (sedan) w16/4 (coupe) (right side of engine compt)
• X25/2-c1
• X25/4
• X25/4-c1
• X26-c1
• X35/6

4.6L Twin Turbo, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz E550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz E550 2012:

• (+)
• (-)
• (if equpped) fuel quality sensor
• (in exhaust, upstream of left nox storage catalytic converter) left nox storage catalytic converter temperature sensor upstream
• (in exhaust, upstream of right nox storage catalytic converter)
• (not used)
• (on left fuel rail) fuel pressure sensor
• 30g
• C3i
• C9i
• Can c h
• Can c l
• Combustion engine & air
• Computer data lines system
• Conditioning w/ integrated control fan motor
• Ekp
• Fuel pump control unit (behind right quarterpanel)
• Fuel pump(fp) (under right rear seat, in fuel tank)
• Fuse 25a
• Gnd
• Hot w/ quiescent cutout relay energized
• Kqs
• Left front bank cylinder knock sensor
• Left fuel level indicator sensor
• Left rear bank cylinder knock sensor
• Nca
• Phase u
• Phase v
• Phase w
• Rear sam control unit w/ fuse & relay module
• Right front bank cylinder knock sensor
• Right fuel level indicator sensor
• Right nox storage catalytic converter temperature sensor upstream
• Right rear bank cylinder knock sensor
• Sedan
• Sig
• W15/1 (sedan) w76 (coupe) (coupe: behind right quarterpanel)
• W18 (under driver's seat)
• X26-c4
• X26-c5
• X36/2-c1
• X36/2-c2
• X36/3-c1
• X75
• X86/3-c2
• X86/4-c2

4.6L Twin Turbo, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz E550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz E550 2012:

• (in left exhaust, upstream of catalytic converter) left catalytic converter oxygen sensor upstream
• (in right exhaust, upstream of catalytic converter) right catalytic converter oxygen sensor upstream
• Coolant circulation pump relay
• Coolant temperature sensor (rear of left cylinder bank)
• Engine oil pump valve
• Ev3
• Ev5
• Fsmoel
• Ks1a
• Ks1b
• Ks2a
• Ks2b
• Ks3a
• Ks3b
• Ks4a
• Ks4b
• Kwg
• Lh1vk
• Lin c1
• Lsh2hk
• Lsh2vk
• Lsu1ip
• Lsu1vm
• Lsu2ia
• Lsu2ip
• Lsu2un
• Lsu2vm
• Me-sfi (me) control unit (center rear of engine)
• Msvl1
• Msvl2
• Nca
• Nwga1
• Nwga2
• Nwge1
• Nwse1
• Oilp
• Pnk
• Senm3
• Starting/ charging system
• Tansv
• Tks
• Tmot

4.6L Twin Turbo, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz E550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz E550 2012:

• (bottom of engine) oil level check switch
• (downstream of throttle valve actuator) throttle valve downstream pressure sensor
• (left rear of engine) crankshaft hall sensor
• (or pnk)
• Charge air temperature sensor (center rear of engine)
• Cylinder ignition coils 1, 2, 3 & 4 (on engine right cylinder bank)
• Downstream air filter pressure sensor (downstream of air cleaner)
• Left air filter cylinder bank pressure sensor downstream
• Left exhaust camshaft hall sensor (left front of cylinder bank)
• Left intake camshaft hall sensor (left front of cylinder bank)
• Left oxygen downstream catalytic converter sensor (in left exhaust, downstream of catalytic converter)
• Nca
• Pnk
• Right oxygen downstream catalytic converter sensor (in right exhaust, downstream of catalytic converter)
• Spark plugs
• Upstream throttle valve pressure sensor (upstream of throttle valve actuator)
• W11 (top of right cylinder bank)
• X26-c3
• X26-c8

4.6L Twin Turbo, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz E550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz E550 2012:

• (or pnk)
• Coolant thermostat heating element
• Cylinder ignition coils 5, 6, 7 & 8 (on engine left cylinder bank)
• Fuel tank pressure & temperature sensor (top center of fuel tank)
• Left quantity control valve
• Pnk
• Right exhaust camshaft hall sensor (right front of cylinder bank)
• Right intake camshaft hall sensor (right front of cylinder bank)
• Right intake camshaft solenoid (right front of engine)
• Right quantity control valve
• Spark plugs
• W11 (top of right cylinder bank)

4.6L Twin Turbo, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz E550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz E550 2012:

• (-)
• (left side of engine) fuel injector cylinder 5
• (left side of engine) fuel injector cylinder 6
• (left side of engine) fuel injector cylinder 7
• (left side of engine) fuel injector cylinder 8
• (on throttle body) throttle valve actuator
• (or pnk)
• (right side of engine) fuel injector cylinder 1
• (right side of engine) fuel injector cylinder 2
• (right side of engine) fuel injector cylinder 3
• (right side of engine) fuel injector cylinder 4
• +5v
• Boost pressure positioner
• Coupe
• Dcpm+
• Dcpm-
• Dshkhp1
• Dslf1
• Dslf2
• Dsll
• Ev1
• Ev2
• Ev4
• Ev7
• Ev8
• Ip1s
• Ip2s
• Kwths
• Left exhaust camshaft solenoid (left front of engine)
• Left intake camshaft solenoid (left front of engine)
• Ls2hks
• Lsh1hk
• Lsh1hks
• Me-sfi (me) control module (center rear of engine)
• Msvh1
• Msvh2
• Nwsa1
• Nwsa2
• Nwse2
• Pnk
• Pnk/red
• Right exhaust camshaft solenoid (right front of engine)
• Sedan
• Throttle valve actuator (on throttle body)
• Vgy1
• X26-c3
• Zue1
• Zue2
• Zue3
• Zue4
• Zue5
• Zue6
• Zue7
• Zue8