ENGINE PERFORMANCE – Mercedes-Benz ML320 2008 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L DIESEL

3.0L Diesel, Engine Performance Wiring Diagram (1 of 4) for Mercedes-Benz ML320 2008

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (1 of 4) for Mercedes-Benz ML320 2008:

• (+)
• (-)
• 87d1
• 87d2
• 87d3
• Accelerator pedal sensor (top of accelerator pedal assembly)
• Air conditioning system
• Anr
• Can-c h
• Can-c l
• Cdi control module (gl-class: right rear of engine compt)
• Computer data lines system
• Coolant circulation pump relay
• Dds
• E pwg1
• Early production
• Engine circuit 87 relay
• Engine compartment fuse & relay box (right side of engine compt)
• Fuel pump module relay
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Fuse 30a
• Fuse 5a
• Ger
• Hot at all times
• Hot in on or start
• Hot w/ starter relay energized
• Hrl
• Kpr
• Late production
• Load compartment fuse & relay box (ml-class: right rear of cargo area) (gl-class: right side of cargo area)
• M pwg1
• Mr1
• Mr2
• Mr3
• Mr4
• Pnk
• Pressure differential sensor (dpf) (w/ soot particulate filter) (on rear of differential)
• Restraints system control module (ml-class: under center console)
• Starting/charging system
• Transmission oil cooler circulation pump
• U pwg1
• W16/4
• W2 (ml-class: behind right headlight) (gl-class: right side of engine compt)
• Zwp

3.0L Diesel, Engine Performance Wiring Diagram (2 of 4) for Mercedes-Benz ML320 2008

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (2 of 4) for Mercedes-Benz ML320 2008:

• (+)
• (-)
• (gl-class: center rear of engine) (ml-class: rear of engine, in exhaust) exhaust back pressure sensor
• (right front of engine) charge air temperature sensor
• (top left front of engine) fuel temperature sensor
• (top left side of engine) coolant temperature sensor
• (top left side of engine) pressure sensor downstream of air cleaner
• Cdi control module (gl-class: right rear of engine compt)
• Charge pressure sensor (right front of engine)
• Drs
• Drv
• Hfm-1
• Hfm-2
• Inj l
• Kts_s
• Kwg
• Ldf-1
• Lin
• Ls1hk
• Lsh1hk
• Mot(+)
• Nca
• Rail pressure sensor (ml-class: rear of right fuel rail) (gl-class: top right rear of engine)
• Rds
• Right fuel pump (ml-class: under right seat of 2nd seat row) (gl-class: in right side of fuel tank)
• T2_s
• Tag1
• Tag2
• Temperature sensor upstream of diesel particulate filter (ml-class: upstream of diesel particulate filter) (gl-class: under right center of vehicle, in exhaust)
• Tmot
• Twc [kat] temperature sensor (gl-class: on 3-way catalytic converter) (ml-class: right side of transmission)
• W17 (under right rear seat)
• Zme_l

3.0L Diesel, Engine Performance Wiring Diagram (3 of 4) for Mercedes-Benz ML320 2008

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (3 of 4) for Mercedes-Benz ML320 2008:

• "check engine" mil indicator
• (gl-class: top of left cylinder bank)
• (gl-class: top of right cylinder bank)
• (ml-class: in engine oil pan) (gl-class: left side of oil pan) oil level switch
• (ml-class: left rear of engine) (gl-class: right front of engine)
• (not used)
• (top front of engine) glow time output stage zyl 5
• 1.zyl
• Can- b h
• Can- b l
• Computer data lines system
• Glow plug 1
• Glow plug 2
• Glow plug 3
• Glow plug 4
• Glow plug 5
• Glow plug 6
• Instrument cluster
• Left hot film maf sensor (gl-class: top right side of engine)
• Lin
• Nca
• O2 sensor 1 upstream twc (kat) (ml-class: under right side of engine)
• Red
• Starting/ charging system
• Throttle valve actuator (on throttle body)
• W11
• Zyl 2
• Zyl 3
• Zyl 4
• Zyl 6

3.0L Diesel, Engine Performance Wiring Diagram (4 of 4) for Mercedes-Benz ML320 2008

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (4 of 4) for Mercedes-Benz ML320 2008:

• (+)
• (-)
• (gl-class, inj 1, 2, 3: on right cylinder bank, above respective cylinder)
• (gl-class, inj 4, 5, 6 on left cylinder bank, above respective cylinder) fuel injectors
• (gl-class: left rear of engine) (ml-class: rear of left cylinder bank) crankshaft hall sensor
• (gl-class: top of engine) vent line heater element
• (left front of engine) volume control valve
• (top left front of engine) pressure regulator valve
• (top right front of engine) camshaft hall sensor
• Cdi control module (gl-class: right rear of engine compt)
• Charge pressure positioner (top rear of engine)
• Condensation sensor for fuel filter w/ heating element
• Drs
• Early production
• Eka-a
• Fuel filter water level sensor (gl-class: top center of engine) (ml-class: top rear of engine)
• Hfm-0
• Inj h
• Inj l
• Inlet port shutoff motor (top center of engine)
• Khz
• Late production
• Ldr
• Left exhaust gas recirculation positioner (top left rear of engine)
• Lhp
• Ls1
• Ls1p
• Lshk
• Mot(-)
• Ods
• Oil temperature sensor (ml-class: left side of engine oil pan) (gl-class: bottom left side of oil pan)
• Power steering pump pressure regulator valve (gl-class: on power steering pump) (ml-class: lower left front of engine)
• Red
• Right hot film maf sensor (gl-class: top left side of engine)
• Sig
• Toel
• W2 (ml-class: behind right headlight) (gl-class: right side of engine compt)
• Zme+