Mercedes-Benz ML320. Manual — part 378

CONTROL UNITS

CONTROL UNITS LOCATION

MOTORS

MOTORS LOCATION

Fig. 1 .

Component

Component Location

Acoustimass Bass Module

Under driver's seat. See Fig. 1 .

All Activity Module (AAM)

In left side of engine compartment, in E-box. See

Fig. 1 .

ASR/ETS/ESP Hydraulic Unit

In left side of engine compartment, below washer

bottle.

Electronic Selector Lever Control Module

Under center console, at base of selector lever

assembly.

Engine Control Module (ME-SFI)

In left side of engine compartment, in E-box. See

Fig. 1 .

ESA Control Module (Right/Left)

Under respective front seat.

ESP/SPS/BAS Control Module

In left side of engine compartment, in E-box. See

Fig. 1 .

ETC Control Module

Behind center of dash. See Fig. 1 .

Extended Activity Module (EAM)

Behind left side of dash.

Global Positioning System (GPS) Control Module

Behind center of dash.

MB-Immobilizer Control Module

In top right side of steering column. See Fig. 1 .

Restraint System Control Module

Under center console.

SRS Control Module

Below front of center console. See Fig. 1 .

Suction Cooling Fan Control Module

At front of engine compartment.

Trailer Turn Signal Control Module

Integral to trailer harness.

Transfer Case Control Module

Below center console, behind shift assembly. See

Fig. 1 .

Trip Computer Control Module

In front of roof.

Xenon Headlamp Control Module (Left/Right)

Behind respective headlamp.

Xenon Headlamp Ignition Module (Left/Right)

Behind respective headlamp.

Component

Component Location

Blend Air Flap Actuator Motor

Behind right side of dash.

Blower Motor

Under right side of dash.

Coolant Circulation Pump

In right rear of engine compartment.

Differential Lock Vacuum Pump

On left side of engine compartment.

Electric Air Pump

On front center of engine.

Filler Flap CL Actuating Motor

In left rear cargo area, behind trim.

2001 Mercedes-Benz ML320

2001 MERCEDES-BENZ ML320 & ML430

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SENDING UNITS & SENSORS

SENDING UNITS & SENSORS LOCATION

Fuel Pump

In top of fuel tank.

Headlamp Range Adjustment Motor (Right/Left)

Behind respective headlamp.

Headlamp Washer Pump

In left front of engine compartment, on side of

washer fluid reservoir.

In-Car Temperature Sensor Aspirator Blower

Behind center of dash.

Lamella Sun Roof Motor (Left/Right)

At rear of roof.

Module Box Blower Motor

In left side of engine compartment, in E-box.

Rear Wall Door Washer Pump

In left side of engine compartment, on side of

washer fluid reservoir.

Tailgate Window Wiper Motor

In liftgate, behind trim.

Transfer Case Range Selection Motor

On left rear of transfer case.

Windshield Washer Pump

In left front of engine compartment, on washer fluid

reservoir.

Wiper Motor

At left rear of engine compartment, under plenum

cover.

Component

Component Location

ABS Lateral Acceleration Sensor

Below center console, behind shift assembly.

Camshaft Hall Effect Sensor

On right front of engine.

Crankshaft Position (CKP) Sensor

On left rear of engine.

ECT Sensor

On front center of engine.

ESP Brake Pressure Sensor No. 1

In left rear of engine compartment.

ESP Brake Pressure Sensor No. 2

In left rear of engine compartment.

Freeze Protection Temperature Sensor

Behind right side of dash, in evaporator.

Front Axle Sensor

Behind right front wheel.

Fuel Level Sensor

On top of fuel tank.

Fuel Tank Emissions Monitoring Pressure Sensor

In left rear side of cargo area, behind trim on fuel

filler pipe.

Hot Film MAF Sensor

In right side of engine compartment.

In-Car Temperature Sensor

Behind center of dash.

Knock Sensor No. 1 (KS 1)

On right side of engine, below intake manifold.

Knock Sensor No. 2 (KS 2)

On left side of engine, below intake manifold.

Left Front Brake Pad Wear Sensor

Behind left front wheel.

Left Front VSS

Behind left front wheel.

Left Rear Brake Pad Wear Sensor

Behind left rear wheel.

Left Rear VSS

Behind left rear wheel.

Membrane Travel Sensor

Integral to brake booster.

Oil Sensor

On lower right front of engine.

Outside Temperature Indicator Temperature Sensor

Behind left side of front grille.

2001 Mercedes-Benz ML320

2001 MERCEDES-BENZ ML320 & ML430

me

SOLENOIDS & SOLENOID VALVES

SOLENOIDS & SOLENOID VALVES LOCATION

SWITCHES

SWITCHES LOCATION

Outside Temperature Sensor (A/C)

Behind lower right side of dash.

Oxygen Sensor (O2S 1) (Left) (Before TWC)

Under left side of vehicle, in left exhaust downpipe.

Oxygen Sensor (O2S 2) (Left) (After TWC)

Under left side of vehicle, in left exhaust pipe.

Oxygen Sensor (O2S 1) (Right) (Before TWC)

Under right side of vehicle, in right exhaust

downpipe.

Oxygen Sensor (O2S 2) (Right) (After TWC)

Under right side of vehicle, in right exhaust pipe.

Pedal Value Sensor

In left rear corner of engine compartment.

Pressure Sensor

On right front of engine.

Rain Sensor

At front of headliner.

Rear Axle Sensor

Behind right rear wheel.

Refrigerant Pressure Sensor

In left front of engine compartment.

Right Front Brake Pad Wear Sensor

Behind right front wheel.

Right Front VSS

Behind right front wheel.

Right Rear Brake Pad Wear Sensor

Behind right rear wheel.

Right Rear VSS

Behind right rear wheel.

Steering Angle Sensor

Below driver's side of dash.

Yaw Rate Sensor

Below center console, behind shift assembly.

Component

Component Location

Activated Charcoal Canister Shutoff Valve

Under rear of vehicle, above spare wheel.

Adjustable Camshaft Timing Solenoid

At front center of engine.

AIR Pump Switchover Valve

On right front of engine.

EGR Switchover Valve

On top rear of engine.

Purge Control Valve

In left rear corner of engine compartment.

Shifting Induction Pipe Switchover Valve

On top front center of engine.

Solenoid Valve (BAS)

Integral to brake booster.

Throttle Valve Control Element

On center rear of engine.

Valve Unit (ETC)

In transmission.

Component

Component Location

Brake Fluid Level Switch

In brake fluid reservoir.

Electronic ECL Switch

In left rear of engine compartment.

Engine Hood Switch (ATA)

In left rear corner of engine compartment.

Kickdown Switch

Below accelerator pedal.

Left Front Seat Belt Buckle Switch

In driver's seat belt buckle.

2001 Mercedes-Benz ML320

2001 MERCEDES-BENZ ML320 & ML430

me

MISCELLANEOUS

MISCELLANEOUS LOCATION

CONNECTORS

CONNECTORS LOCATION

Parking Brake Switch

On parking brake support bracket.

Passenger's Seat Belt Switch

In passenger's seat belt buckle.

Release Switch (BAS)

Integral to brake booster.

Right Front Seat Belt Buckle Switch

In passenger's seat belt buckle.

Rotary Tumbler Trunk Lid Microswitch

Part of tailgate latch assembly.

Stoplight Switch

On brake pedal support.

Component

Component Location

Alarm Horn

In left rear corner of engine compartment.

Alarm Siren W/ Auxiliary Battery

In left rear corner of engine compartment.

Antenna Coil (Left)

At left side of rear window, behind trim.

Antenna Coil (Right)

At right side of rear window, behind trim.

Antenna Splitter

On right side of liftgate.

Audio Amplifier

Behind left side of dash.

Blower Motor Preresistor Group

Under right side of dash, in blower assembly.

Data Link Connector (DLC)

Below left side of dash.

Diagnostic Module (OBD II) Scan Tool Connector

Below left side of dash.

Driver's ETR Squib

On base of left "B" pillar, behind trim.

FM/AM Amplifier

In liftgate, behind trim.

Front Passenger ETR Squib

On base of right "B" pillar, behind trim.

Garage Door Transmitter

On front center of roof.

Hands-Free Microphone

On front center of roof.

Low Beam Headlight Relay Shorting Clip

In left side of engine compartment, in fuse & relay

box.

Recirculated Air Flap Element

Behind right side of dash.

Transponder Coil

Top right side of steering column, on ignition

switch.

Component

Component Location

X2/4 (Black, 2-Pin)

Behind radio.

X11/4 (Black, 16-Pin)

Below left side of dash.

X18 (Red, 28-Pin)

Behind center of dash.

X18/1 (Black, 9-Pin)

Under tailgate trim.

X18/A_B (Black, 16-Pin)

At right kick panel.

X18/2 (1) (White, 10-Pin)

At left rear of engine compartment.

X18/2 (2) (4-Pin)

At left rear of engine compartment, in E-box.

2001 Mercedes-Benz ML320

2001 MERCEDES-BENZ ML320 & ML430

me