ENGINE PERFORMANCE – Mercedes-Benz S350 2012 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L TURBO DIESEL

3.0L Turbo Diesel, Engine Performance Wiring Diagram (1 of 7) for Mercedes-Benz S350 2012

List of elements for 3.0L Turbo Diesel, Engine Performance Wiring Diagram (1 of 7) for Mercedes-Benz S350 2012:

• 87d1
• Accelerator pedal sensor (top of accelerator pedal assembly)
• Air conditioning system
• Cacv
• Can-c h
• Can-c l
• Can-e h
• Can-e l
• Can-i-h
• Can-i-l
• Cdi control module
• Ci1
• Ci2
• Ci5
• Cm1
• Computer data lines system
• Electric suction fan engine & ac w/ integrated control (behind center of radiator)
• Engine circuit relay
• Engine compartment prefuse box (right rear engine compt)
• Fan
• Front sam control unit w/ fuse & relay module (left rear engine compt)
• Fuse 100a ci2
• Fuse 150a mr1
• Fuse 20a
• Fuse 25a
• G r app1
• G r app2
• Gnd
• Hot at all times
• I a app1
• I a app2
• Kl.87/1
• Kpr
• L a exts3
• Mr4
• Mrly
• Pnk/red
• Pressure differential sensor for diesel particulate filter for onboard diagnostics (obd)
• Red
• Sig
• Starting/ charging system
• Strth
• Strtl
• Temperature sensor upstream of scr catalytic converter
• Upstream of diesel particulate filter temperature sensor
• Vssam
• Vv permbat
• W34/1 (left front footwell)
• W9 (under left headlight assembly)
• X35/56

3.0L Turbo Diesel, Engine Performance Wiring Diagram (2 of 7) for Mercedes-Benz S350 2012

List of elements for 3.0L Turbo Diesel, Engine Performance Wiring Diagram (2 of 7) for Mercedes-Benz S350 2012:

• (not used)
• C136
• C78
• Can-i h
• Can-i l
• Computer data lines system
• Fuse
• Fuse 25a
• Fuse 7.5a
• Gr pras
• Gr prats
• Hot at all times
• Hot w/ circuit 15 relay energized
• Ia pras
• Ia trats
• Is t15
• Lines system computer data
• Nox control unit downstream of diesel particulate filter
• Nox control unit downstream of scr catalytic converter
• Os pras
• Os rarv
• Ot rapmp
• Ov rh1
• Pnk/red
• Ramvh1
• Ramvl1
• Rear sam control module w/ fuse & relay box
• Red
• Right instrument panel fuse box (under right side dash cover)
• Vv bat
• W15/1 (right front footwell)
• W34/1 (left front footwell)

3.0L Turbo Diesel, Engine Performance Wiring Diagram (3 of 7) for Mercedes-Benz S350 2012

List of elements for 3.0L Turbo Diesel, Engine Performance Wiring Diagram (3 of 7) for Mercedes-Benz S350 2012:

• (right front
• Bf rals1
• Bf rals2
• Bf rals3
• Delivery pump
• Empty
• Fill level sensor
• Full
• Gg bat 2
• Heating element
• Of trunk)
• Os mrly
• Ot raht1
• Ot raht2
• Ot raht3
• Pnk/red
• Pressure line heating element
• Pressure sensor
• Red
• Reserve
• Reversing valve
• Tank heating element & temperature sensor
• Vv 5vpras
• Vv bat
• W54
• W54 (right front of trunk)

3.0L Turbo Diesel, Engine Performance Wiring Diagram (4 of 7) for Mercedes-Benz S350 2012

List of elements for 3.0L Turbo Diesel, Engine Performance Wiring Diagram (4 of 7) for Mercedes-Benz S350 2012:

• (+)
• (-)
• (bottom left side of oil pan) oil temperature sensor
• (on right fuel rail) fuel temperature sensor
• (rear of engine) charge air temperature sensor
• (rear of left cylinder head) coolant temperature sensor
• (w/ diesel particulate filter) differential pressure sensor (dpf)
• +5v
• A-eka-r
• Cdi control module
• Downstream of air filter pressure sensor
• Drs
• Egrpos
• Eka-a
• Exhaust back pressure sensor
• Exhaust gas recirculation temperature sensor
• Exts1
• Fts
• Iats2
• Inj h
• Ldf-1
• Ldr
• Ls1
• Ls1hk
• Ls1p
• Lsh1hk
• Lshk
• Mconn
• Pnk/red
• Rail pressure sensor
• Rds
• Red
• Sig
• T2-s
• Tag1
• Temperature sensor upstream of turbocharger (w/ diesel particulate filter)
• Temperature sensor upstream twc (kat)
• Tmot
• Toel
• Zme+

3.0L Turbo Diesel, Engine Performance Wiring Diagram (5 of 7) for Mercedes-Benz S350 2012

List of elements for 3.0L Turbo Diesel, Engine Performance Wiring Diagram (5 of 7) for Mercedes-Benz S350 2012:

• (in fuel tank) right fuel level sensor
• Can-c h
• Can-c l
• Ci1
• Ci9
• Computer data lines system
• Coolant pump switch over valve
• Ds sig
• Ds+
• Ds-
• Ekp+
• Ekp-
• Ekp-lauf
• Front sam control module w/ fuse & relay module
• Fuel pressure sensor (top left side of fuel tank)
• Fuel pump (fp)
• Fuel pump control module (under left rear seat)
• Fuse 25a
• Fuse 7.5a
• Hot at all times
• Hot w/ circuit 15 relay energized
• Left fuel level sensor
• Nca
• O2 sensor upstream twc (kat)
• Pnk/red
• Pressure regulator valve
• Quantity control valve (right rear of engine)
• Rear sam control module w/ fuse & relay module (center trunk)
• Red
• Sfg
• W17/1 (left rear footwell)
• X35/56

3.0L Turbo Diesel, Engine Performance Wiring Diagram (6 of 7) for Mercedes-Benz S350 2012

List of elements for 3.0L Turbo Diesel, Engine Performance Wiring Diagram (6 of 7) for Mercedes-Benz S350 2012:

• (not used)
• (top center of right cylinder bank)
• (top of left cylinder bank)
• (top of right cylinder bank)
• Charge pressure sensor
• Consation sensor for fuel filter w/ heating element
• Cylinder glow plug 1
• Cylinder glow plug 2
• Cylinder glow plug 3
• Cylinder glow plug 4
• Cylinder glow plug 5
• Cylinder glow plug 6
• Egr (agr) cooler bypass flap switchover valve
• Glow time output stage
• Left hot film maf sensor
• Lin
• Red
• Sig
• Starting/ charging system
• Throttle valve actuator (on throttle body assembly)
• W11
• W12

3.0L Turbo Diesel, Engine Performance Wiring Diagram (7 of 7) for Mercedes-Benz S350 2012

List of elements for 3.0L Turbo Diesel, Engine Performance Wiring Diagram (7 of 7) for Mercedes-Benz S350 2012:

• (+)
• (-)
• (1, 2 & 3: top of right cylinder bank) (4, 5 & 6: top of right cylinder bank) fuel injectors
• (left rear of engine) crankshaft hall sensor
• (rear of left valve cover) camshaft hall sensor
• A-eka-i
• Boost pressure positioner (top center front of engine)
• Can- f h
• Can- f l
• Cdi control module
• Check engine mil indicator
• Computer data lines system
• Cvh
• Dds
• Drs
• Egr cooler bypass flap hall sensor
• Egrc sp
• Egrcbp
• Etc
• Gnd
• Hfm-0
• Hfm-1
• Hfm-2
• Inj h
• Inj l
• Instrument cluster
• Intake port shutoff motor
• Kwg
• Left exhaust gas recirculation positioner
• Left intake port shutoff end position sensor
• Mot (+)
• Mot (-)
• Nca
• Ocs
• Oil level check switch (left rear of oil pan)
• Pcv
• Pnk/red
• Red
• Right hot film maf sensor
• Right intake port shutoff end position sensor
• Sent 1
• Sig
• Two-disk thermostat heating element
• Vent line heater element
• W2 (under right headlight assembly)