ENGINE PERFORMANCE – Mercedes-Benz ML320 2009 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L DIESEL

3.0L Diesel, Engine Performance Wiring Diagram (1 of 4) for Mercedes-Benz ML320 2009

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (1 of 4) for Mercedes-Benz ML320 2009:

• (+)
• (-)
• 87d1
• 87d2
• 87d3
• Accelerator pedal sensor (at top of accelerator pedal)
• Air conditioning system
• Anr
• Can-c h
• Can-c l
• Cdi control module
• Computer data lines system
• Coolant circulation pump relay
• Dds
• E pwg1
• 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 5a
• Ger
• Hot at all times
• Hot w/ starter relay energized
• Hrl
• Kpr
• Load compartment fuse & relay box (right rear 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 (under center console)
• Starting/charging system
• Transmission oil cooler circulation pump
• U pwg1
• W16/4
• W2 (behind right headlight)
• Zwp

3.0L Diesel, Engine Performance Wiring Diagram (2 of 4) for Mercedes-Benz ML320 2009

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (2 of 4) for Mercedes-Benz ML320 2009:

• (-)
• (downstream of air cleaner) pressure sensor air cleaner
• (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
• Cdi control module
• 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 (rear of right fuel rail)
• Rds
• Right fuel pump (under right seat of 2nd seat row)
• Sig
• T2 s
• Tag1
• Tag2
• Temperature sensor diesel particulate filter (upstream of diesel particulate filter)
• Tmot
• Twc (kat) temperature sensor (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 2009

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (3 of 4) for Mercedes-Benz ML320 2009:

• "check engine" mil indicator
• (in engine oil pan) oil level switch
• (left rear of engine)
• (not used)
• (top front of engine) glow time output stage
• 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 (top left rear of engine)
• Lin
• Nca
• O2 sensor 1 upstream twc (kat) (under right side of engine)
• Red
• Starting/ charging system
• Throttle valve actuator (on throttle body)
• W11
• Zyl 2
• Zyl 3
• Zyl 4
• Zyl 5
• Zyl 6

3.0L Diesel, Engine Performance Wiring Diagram (4 of 4) for Mercedes-Benz ML320 2009

List of elements for 3.0L Diesel, Engine Performance Wiring Diagram (4 of 4) for Mercedes-Benz ML320 2009:

• (+)
• (-)
• (left front of engine) pressure regulator valve
• (left front of engine) volume control valve
• (rear of left cylinder bank) crankshaft hall sensor
• (top of engine, above cylinders) fuel injectors
• (top right front of engine) camshaft hall sensor
• Cdi control module
• Charge pressure positioner (rear of engine)
• Drs
• Eka-a
• Fuel preheating system heating element
• Hfm-0
• Inj h
• Inj l
• Inlet port shutoff motor (top center of engine)
• Khz
• Ldr
• Left exhaust gas recirculation positioner (left rear of engine)
• Lhp
• Ls1
• Ls1p
• Lshk
• Mot(-)
• Ods
• Oil temperature sensor (left side of engine oil pan)
• Power steering pump pressure regulator valve (lower left front of engine)
• Red
• Right hot film maf sensor (top right rear of engine)
• Sig
• Toel
• Vent line heater element
• W2 (behind right headlight)
• Zme+