ENGINE PERFORMANCE – Mercedes-Benz C250 Sport 2012 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.8L TURBO

1.8L Turbo, Engine Performance Wiring Diagram (1 of 4) for Mercedes-Benz C250 Sport 2012

List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (1 of 4) for Mercedes-Benz C250 Sport 2012:

• (+)
• (+) 5v
• (-)
• (above of respective cylinder) fuel injectors
• (above of respective cylinder) ignition coil cylinders
• (right front of engine) w11
• At zue1
• At zue2
• At zue3
• At zue4
• Charge air temperature sensor (left rear of engine)
• Coolant temperature sensor (left rear of engine)
• Crankshaft hall sensor (left rear of engine)
• Dcm
• Dcp
• Ea lds
• Ev1
• Ev2
• Ev3
• Ev4
• Front knock sensor (left side of engine)
• Intake manifold swirl flap actuator motor
• Interference suppression capacitor
• Ks1 sig
• Kwdga
• Lin c1
• Lshu1
• Lsu1n
• Lsu1s
• Lsuius
• Me-sfi (me) control module (top center engine)
• Nca
• Nwhgsa
• Nwhgse
• Nwva2
• Pnk
• Pressure sensor downstream of throttle valve (on throttle body)
• Pressure sensor upstream of compressor impeller
• Pressure sensor upstream of throttle valve (on throttle body)
• Rail pressure sensor (on fuel rail)
• Right knock sensor (between cylinder banks)
• Sig
• Spark plug
• Starting/charging system
• Swirl flap actuator motor
• Swirl flap hall sensor
• X26/39

1.8L Turbo, Engine Performance Wiring Diagram (2 of 4) for Mercedes-Benz C250 Sport 2012

List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (2 of 4) for Mercedes-Benz C250 Sport 2012:

• (+)
• (+) sh
• (-)
• (fuel tank) fuel pressure sensor
• (in top of fuel tank) fuel pump (fp)
• (under right rear seat) fuel pump control module
• (under right rear seat) w76
• +5v
• 30g
• Can c h
• Can c l
• Computer data lines system
• Coolant temperature warning lamp
• E rds
• Ea tans
• Ea uds
• Engine diagnosis indicator lamp
• Front electrical prefuse box (at right rear engine compt)
• Fuse 150a
• Hot w/ quiescent current cutout relay energized
• Instrument cluster
• Ip1s
• Ip2s
• Ipm
• Ks2 sig
• Lsu1s
• Me-sfi (me) control module (top center of engine)
• Mr uds
• Nca
• Nwve2
• Oil level check switch (left side of oil pan)
• Oss
• Oxygen sensor (downstream of catalytic converter) (in exhaust, after catalytic converter)
• Pnk
• Red
• Throttle valve actuator (on throttle body)
• Tmot
• X36/3-c2

1.8L Turbo, Engine Performance Wiring Diagram (3 of 4) for Mercedes-Benz C250 Sport 2012

List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (3 of 4) for Mercedes-Benz C250 Sport 2012:

• (+)
• (-)
• (in fuel tank) left fuel level indicator sensor
• (in fuel tank) right fuel level indicator sensor
• Boost pressure control pressure transducer
• C30g
• C3i
• C9i
• Combustion engine & a/c w/ integrated control fan motor
• Coolant thermostat heating element
• Divert air switchover valve
• Exhaust camshaft hall sensor (right side of engine)
• Exhaust camshaft solenoid (left front of cylinder head)
• Front electrical prefuse box (at right rear engine compt)
• Full-load operation vent line heater element
• Fuse 100a
• Fuse 20a (or 25a)
• Heating system shutoff valve
• Hot at all times
• Intake camshaft hall sensor (top of engine)
• Intake camshaft solenoid (right front of cylinder head)
• Mr1
• Nca
• Oxygen sensor (upstream of catalytic converter) (in exhaust, before catalytic converter)
• Pnk
• Quantity control valve (on fuel rail)
• Rear sam control unit w/ fuse & relay module (left side trunk/cargo area)
• Red
• Sig
• W9 (in left front wheelwell)
• X36/3-c1
• X36/3-c2

1.8L Turbo, Engine Performance Wiring Diagram (4 of 4) for Mercedes-Benz C250 Sport 2012

List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (4 of 4) for Mercedes-Benz C250 Sport 2012:

• (+) sv
• (m/t & w/ eco start/stop function) clutch pedal switch
• (top of clutch pedal assembly) (m/t & w/ eco start/stop function) start enable clutch pedal switch
• 87m
• Accelerator pedal sensor (top of accelerator pedal assembly)
• C14m
• C18m
• C19i
• C20m
• C2i
• C3m
• C4i
• C6i
• C9g
• Can c h
• Can c l
• Can e h
• Can e l
• Computer data lines system
• Crash
• Dst
• Engine circuit 87 relay
• Front sam control module w/ fuse & relay module (left rear engine compt)
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 7.5a
• Hfm gnd
• Hot at all times
• Hot w/ chassis circuit 87 relay energized
• Hot w/ starter circuit 15 relay energized
• Kup1
• Lues
• Me-sfi (me) control module (top center engine)
• Pnk/red
• Purge control valve (left front engine compt)
• Radiator shutters actuator (if equipped) (top right rear of radiator fan shroud)
• Reg
• Senm1
• Sp1m
• Sp1s
• Sp2m
• Sp2s
• Starting/charging system
• Str
• Transmission neutral position position sensor (m/t & w/ eco start/stop function) (top of transmission)
• U pwg1
• W16/3 (left side of engine compt)
• W16/5 (left rear engine compt)
• X220
• X26-c1
• X35/6