ENGINE PERFORMANCE – Mercedes-Benz CLS550 2012 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.6L TWIN TURBO

4.6L Twin Turbo, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz CLS550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz CLS550 2012:

• (-)
• (left rear of engine compt)
• +5v
• 16s
• A-a-sam
• Accelerator pedal sensor (in accelerator pedal assembly)
• Activated charcoal canister shutoff valve (top of fuel filler tube)
• Akv
• C14m
• C18m
• C19i
• C26-c1
• C3m
• C4i
• C6i
• C9g
• Can c h
• Can c l
• Can e h
• Can e l
• Computer data lines system
• Cooling fans system
• Crash
• Dst
• Ekpr
• Engine circuit 87 relay
• Front electrical prefuse box (right rear of engine compt)
• Front sam control unit w/ fuse & relay module
• Fuel tank pressure sensor (top center of fuel tank)
• Fuse 10a
• Fuse 150a
• Fuse 15a
• Fuse 20a
• Fuse 7.5a
• Hot at all times
• Hot w/ chasis circuit 87 relay energized
• Hot w/ circuit 15 relay energized
• Kwr
• Lin c1
• Llkr
• Lpv
• Lues
• Me-sfi (me) control module (center rear of engine)
• Mr7
• Pnk/red
• Purge control valve (left side of engine compt)
• Radiator sensor (behind top right side of radiator)
• Red
• Sp1
• Sp1s
• Sp2
• Sp2s
• Starting/ charging system
• Starting/charging system
• Str
• Str+
• System
• System w/o eco start/stop
• W/ eco start/stop
• W16/5 (left rear of engine compt)
• W2 (right front of engine compt)
• X25/2-c1
• X25/4-c1
• X26-c1

4.6L Twin Turbo, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz CLS550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz CLS550 2012:

• (+)
• (-)
• (behind radiator) combustion engine/air conditioning integrated control fan motor
• (not used)
• 30g
• C3i
• C9i
• Cam b h
• Cam b l
• Can c h
• Can c l
• Computer data lines system
• Ekp
• Fuel pressure sensor (top left side of fuel tank)
• Fuel pump (top right side of fuel tank)
• Fuel pump control unit (base of right "c" pillar)
• Fuse 20a
• Hot at all times
• Left front bank cylinder knock sensor
• Left fuel tank fuel level indicator fill level sensor
• Left rear bank cylinder knock sensor
• Nca
• Rear sam control unit w/ fuse & relay module (right side of trunk)
• Right front bank cylinder knock sensor
• Right fuel tank fuel level indicator fill level sensor
• Right rear bank cylinder knock sensor
• Sig
• W15/1 (right front footwell)
• X26-c4
• X26-c5
• X36/2-c1
• X36/3-c1

4.6L Twin Turbo, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz CLS550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz CLS550 2012:

• (bottom of engine) engine oil pump valve
• (rear of engine) heating system shutoff valve
• Cooling fans system
• Ev3
• Ev5
• Fsmoel
• Ks1a
• Ks1b
• Ks2a
• Ks2b
• Ks3a
• Ks3b
• Ks4a
• Ks4b
• Kwg
• Left catalytic converter oxygen sensor upstream
• Lh1vk
• Lin c1
• Lsh2hk
• Lsh2vk
• Lsu1ip
• Lsu1vm
• Lsu2ip
• Lsu2un
• Lsu2vm
• Me-sfi (me) control unit (center rear of engine)
• Msvl1
• Msvl2
• Nca
• Nwga1
• Nwga2
• Nwge1
• Nwse1
• Oilp
• Pnk
• Right catalytic converter oxygen sensor upstream
• Senm3
• Starting/ charging system
• Tansv
• Tks
• Tmot

4.6L Twin Turbo, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz CLS550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz CLS550 2012:

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

4.6L Twin Turbo, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz CLS550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz CLS550 2012:

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

4.6L Twin Turbo, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz CLS550 2012

List of elements for 4.6L Twin Turbo, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz CLS550 2012:

• (-)
• (top of right cylinder bank)
• +5v
• Boost pressure control pressure transducer (top right front of engine)
• Dcpm+
• Dcpm-
• Dshkhp1
• Dslf1
• Dslf2
• Dsll
• Ev1
• Ev2
• Ev4
• Ev7
• Ev8
• Fuel injector cylinder 1
• Fuel injector cylinder 2
• Fuel injector cylinder 3
• Fuel injector cylinder 4
• Fuel injector cylinder 5
• Fuel injector cylinder 6
• Fuel injector cylinder 7
• Fuel injector cylinder 8
• Hav
• 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)
• Throttle valve actuator (top rear of engine)
• Vgy1
• X26-c3
• Zue1
• Zue2
• Zue3
• Zue4
• Zue5
• Zue6
• Zue7
• Zue8