Mercedes-Benz E320 4Matic 2002 - 2002-03 MERCEDES-BENZ E320 & E430

Mercedes-Benz E320 4Matic 2002 - BUZZERS, RELAYS & TIMERS

Mercedes-Benz E320 4Matic 2002 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
Air Pump Relay	In control module box. See Fig. 3 .
EA Relay	In control module box.
EDC Relay	In control module box.
First Stage Relay	Behind driver-side fuse & relay module box.
FP Relay	In control module box.
HCS Pump Relay	In driver-side fuse & relay module box.
High Pressure/Return Pump Relay (K40/2K4)	On driver side fuse & relay module. See Fig. 7 .
Horn Relay	In driver-side fuse & relay module box.
Motor 87 M1/M2 Relay	In control module box.
Motor 87 Relay (Unfused)	In control module box.
Oil Cooler Fan Relay	In driver-side fuse & relay module box.
Polarity Protection Relay	In control module box.
Second Stage Relay	Behind driver-side fuse & relay module box.
Sliding/Pop-Up Roof Relay 1	Windshield header, above dome lamp.
Sliding/Pop-Up Roof Relay 2	Windshield header, above dome lamp.
Solenoid Valve Relay	In fuse & relay box.
Starter Relay	In control module box. See Fig. 3 .
Stop Light Suppression Relay (K55)	On driver side fuse & relay module. See Fig. 7 .
Warning Buzzer	Behind left side of instrument cluster.
Windshield Washer Relay	In driver-side fuse & relay module box.
Wiper Stage 1 Relay	In driver-side fuse & relay module box.
Wiper Stage 2 Relay	In driver-side fuse & relay module box.

Mercedes-Benz E320 4Matic 2002 - CIRCUIT PROTECTION DEVICES

Mercedes-Benz E320 4Matic 2002 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Control Module Box	Right rear of engine compartment.
Driver-Side Fuse & Relay Module (K40/2)	Left rear of engine compartment. See Fig. 7 .
Fuse & Relay Box	Left rear of engine compartment.
Passenger-Side Fuse & Relay Module Box	Right rear of engine compartment. See Fig. 3 .
Rear Fuse Box	Under right rear seat.

Mercedes-Benz E320 4Matic 2002 - CONTROL UNITS

Mercedes-Benz E320 4Matic 2002 CONTROL UNITS LOCATION

Component	Location
AIR Control Module	Left front of engine compartment.
Air Pump Relay Module	In control module box.
ASR/SPS Control Module	In control module box.
BAS Control Module	In control module box.
Blower Regulator	On blower motor.
CC/ISC Control Module	On passenger foot plate.
CDI Control Unit	In control module box.
Combination Control Module (CF, Windshield Wiper, Rear Window Defroster)	In control module box.
DAS Control Module	Behind instrument cluster.
Diagnostic Module (OBD II)	In fuse & relay box.
Driver Door IR Receiver Unit	Left front door handle.
EA/CC/ISC Control Module	On passenger foot plate.
Electronic Ignition-Starter Switch (EIS) Control Module	Right side of steering column.
Electronic Traction Systems Relay Module	In control module box.
Engine Control Module (IFI)	Right rear of engine compartment.
EPS/SPS/BAS Control Module (N47-5)	In control module box. See Fig. 7 .
ESP/SPS Control Module (N47-5)	Right rear of engine compartment. See Fig. 6 .
ETC Control Module	In control module box.
ETS/SPS Control Module	In control module box.
Front Driver Side Door Control Module	In left front door, behind switch unit.
Front Passenger Side Door Control Module	In right front door, behind switch unit.
Fuel Pump Relay Module	On control module box. See Fig. 3 .
Headlamp Range Adjustment Control Module	Under left rear seat.
High-Pressure/Return Pump Relay Module (N65)	In fuse & relay box. See Fig. 6 .
Hot Film Engine Management (HFM-SFI) Control Module	In control module box. See Fig. 2 .
IFI Electrohydraulic Shut-Off Actuator	Left side of engine, beneath intake manifold.
IR Receiver (Interior Rear View Mirror)	Bottom of interior rear view mirror.
Kickdown Cut-Out Relay Module	On passenger foot plate.
Left Front ESA Control Module (With Memory)	Under left front seat.
ME-SFI (ME) Control Module	In control module box. See Fig. 3 .
Oil Cooler Fan Relay Module	In control module box.
Passenger Door IR Receiver Unit	Right front door handle.
Preglow Control Module	In control module box.
Preglow Time-Limit Relay Module	On left front inner fender.
PSE Control Module	Left rear of trunk.
Pulse Module (Traction Systems, HCS, ATA, AAC)	In fuse & relay box.
RCL Control Module	On passenger foot plate.
Rear Driver-Side Door Control Module	Center of left rear door.
Rear Passenger-Side Door Control Module	Center of right rear door.
Relay Module	In control module box.
Restraint System Control Module	Forward of transmission shift lever.
Right Front ESA Control Module (With Memory)	Under right front seat.
Signal Pickup & Activation Module (SAM), Left Front	Left rear of engine compartment.
SRS Control Module	Forward of transmission shift lever.
Starter Lock-Out Relay Module	In fuse & relay box.
Stop Lamp Suppression Relay Module	In control module box.
Throttle Valve Control Element	Under intake manifold.
Tire Pressure Monitoring Control Module	Behind glove box.
Traction Systems Hydraulic Unit (A7/3)	Left front of engine compartment. See Fig. 6 .
Trunk Lid IR Receiver Unit	Rear center of trunk lid.
Windshield Washer Pump Switchover Relay Module	Behind driver-side fuse & relay module box.
Xenon Headlamp Control Module (Left/Right)	Behind respective xenon lamp.
Xenon Headlamp Ignition Module (Left/Right)	On back of respective xenon lamp.

Mercedes-Benz E320 4Matic 2002 - MOTORS

Mercedes-Benz E320 4Matic 2002 MOTORS LOCATION

Component	Location
Active Charcoal Filter Flap Adjustment Motor	Behind right side of dash.
Actuator Motor	Integral to throttle valve actuator.
ARS/ESP Charging Pump (M15)	Left rear of engine compartment. See Fig. 6 .
Aspirator Blower	In roof console.
Auxiliary Fan	Front of engine radiator.
Backrest Fore/Aft Motor (Left/Right Front Seats)	Under respective left/right front seats.
Blower Motor	Behind center of dash.
CC/ISC Actuator	Under center of intake manifold.
Control Module Box Blower Motor	Behind & under control module box.
Coolant Circulation Pump	Right side of engine compartment.
EA/CC/ISC Actuator (3.2L)	Under center of intake manifold.
EA/CC/ISC Actuator (4.2L)	Under MAF sensor on intake manifold.
Electric Adjustable Outside Rearview Mirror (Left)	On left front door.
Electric Adjustable Outside Rearview Mirror (Right)	On right front door.
ESC Motor	Under left side of dash.
Fore/Aft Motor (Left/Right Front Seats)	Under respective left/right front seats.
Front Raise/Lower Motor (Left/Right Front Seats)	Under respective left/right front seats.
Fuel Pump	Under left rear of vehicle.
HCS Pump	Left front of engine compartment.
Headlamp Range Adjustment Motor, Left	Attached to left front headlamp unit.
Headlamp Range Adjustment Motor, Right	Attached to right front headlamp unit.
Head Restraint Raise/Lower Motor (Left/Right Front Seats)	Under respective left/right front seats.
High Pressure/Return Pump	Left front of engine compartment.
Horizontal Adjustment Motor (Left/Right Rear View Mirrors)	In respective left/right rear view mirror.
Left Front Power Window Motor	In left front door.
Left Rear Power Window Motor	In left rear door.
Mirror Adjustment Motor (In/Out) (Left/Right)	In respective left/right rear view mirror.
Mirror Adjustment Motor (Up/Down) (Left/Right)	In respective left/right rear view mirror.
Mirror Folding Motor (Left Right)	In respective left/right rear view mirror.
Rear Raise/Lower Motor (Left/Right Front Seats)	Under respective left/right front seats.
Rear Sun Shade Motor	Under hatshelf.
Right Front Power Window Motor	In right front door.
Right Rear Power Window Motor	In right rear door.
Sliding/Pop-Up Roof Motor	Behind overhead control panel.
Starter	Left rear of engine compartment.
Tailgate Closing Assist	Lower center of trunk lid.
Throttle Valve Actuator	Center rear of engine.
Vertical Adjustment Motor (Left/Right Rear View Mirrors)	In respective left/right rear view mirror.
Windshield Washer Pump	Left front corner of engine compartment.
Wiper Motor	Left rear of engine compartment.

Mercedes-Benz E320 4Matic 2002 - SENDING UNITS & SENSORS

Mercedes-Benz E320 4Matic 2002 SENDING UNITS & SENSORS LOCATION

Component	Location
ATA Tow Sensor	Under right side of rear seat, behind battery.
BAS Diaphragm Travel Sensor (A7/7b1)	On brake booster assembly. See Fig. 7 .
Brake Lining Wear Sensor, Left Front	On left front brake caliper.
Brake Lining Wear Sensor, Right Front	On right front brake caliper.
Brake Lining Wear Sensor, Right Rear	On right rear wheel caliper.
Camshaft Hall-Effect Sensor (3.2L)	Left front of engine.
Camshaft Hall-Effect Sensor (4.2L)	Left front of engine, above cylinder head.
CKP Sensor (IFI/DFI)	Left rear of engine, at ring gear, above starter.
CKP Sensor (4.2L)	Left side of engine.
Day/Night Mirror Sensor	Right side of rear view mirror.
DM Pressure Sensor (3.2L)	Left front of engine compartment.
DM Pressure Sensor (4.2L)	Top front of engine.
ECT Sensor (Preglow System) (Diesel)	Left rear of engine, under intake manifold.
ECT Sensor (3.0L Turbo)	Left rear of engine, under intake manifold.
ECT Sensor (3.2L)	Top front of engine.
ECT Sensor (4.2L)	Top front of engine.
EGR Lifting Sender	On air intake duct, right front of engine compartment.
EGR Pressure Transducer	Under air filter housing.
Emissions Sensor	Rear of control module box.
EPS Brake Pressure Sensor (B34)	Left rear of engine compartment. See Fig. 6 .
ESP Yaw Rate Sensor (N64)	Under left front seat. See Fig. 6 .
Evaporator Temperature Sensor	Left front footwell.
Front Axle Sensor (Headlamp Range Adjustment)	Under right front of vehicle.
Fuel Level Sensor	Front bulkhead in trunk.
Fuel Tank Pressure Sensor	In rear of trunk. See Fig. 4 .
Hall Sensor 1	Windshield header, above dome lamp.
Hall Sensor 2	Windshield header, above dome lamp.
Heater Core Temperature Sensor	Behind right side of dash.
Hot Film MAF Sensor (3.2L)	Right side of engine, on air intake crossflow tube.
Hot Film MAF Sensor (4.2L)	Top center of engine.
IAT Sensor (3.0L Turbo)	On air intake duct, right front of engine compartment.
IAT Sensor (3.2L)	At center left rear of engine compartment.
IAT Sensor (4.2L)	Top center of engine, on right of MAF sensor.
IFI/DFI Accelerator Pedal Position Sensor	Left rear of engine compartment.
In-Car Temperature Sensor	Front of roof console.
Lateral Acceleration Sensor (B24/2)	Behind right side of dash. See Fig. 6 .
Left Center Sensor (Front Bumper)	Front bumper.
Left Inner Sensor (Front Bumper)	Front bumper.
Left Inner Sensor (Rear Bumper)	Rear bumper.
Left Outer Sensor (Front Bumper)	Front bumper.
Left O2S 1 (Before TWC)	On exhaust pipe at left of engine.
Left O2S 2 (After TWC)	Under vehicle, on exhaust pipe.
Membrane Travel Sensor (BAS)	On brake booster.
Oil Sensor (Level, Temperature, Quality)	Right side of engine.
Outside Temperature Indicator Temperature Sensor	Behind left side of front bumper.
O2S 1 (Before TWC)	On exhaust, forward of catalytic converter.
O2S 2 (After TWC)	On exhaust, after catalytic converter.
Passenger Seat Occupied Recognition Sensor	Right front seat.
Passenger Seat Occupied Recognition W/Automatic Child Seat Recognition (ACSR)	Right front seat.
Pedal Value Sensor	Left rear of engine compartment. See Fig. 3 .
Pressure Control Flap Vacuum Transducer	Under air filter housing.
Pressure Sensor	Left rear of engine compartment, on false firewall.
PTS Sensor Assembly (Front Bumper)	Left front bumper.
PTS Sensor Assembly (Rear Bumper)	Left rear bumper.
Rail Pressure Sensor	Top left of engine.
Rain Sensor	Behind top center of windshield.
Rear Axle Speed Sensor	Under rear of vehicle, near rear axle. See Fig. 1 .
Refrigerant Pressure Sensor	Front of engine compartment, on receiver-drier.
Right O2A 1 (Before TWC)	On exhaust pipe at right of engine.
Right O2S 2 (After TWC)	Under vehicle, on exhaust pipe.
Steering Angle Sensor (N49)	In steering wheel. See Fig. 6 .
Sun Sensor	Center of dash.
Turn Rate & Lateral Acceleration Sensor (B24/15)	Under left side of rear seat. See Fig. 7 .
Wheel Speed Sensor, Left Front	Left front wheel. See Fig. 1 .
Wheel Speed Sensor, Left Rear	Left rear wheel. See Fig. 1 .
Wheel Speed Sensor, Right Front	Right front wheel. See Fig. 1 .
Wheel Speed Sensor, Right Rear	Right rear wheel. See Fig. 1 .

Mercedes-Benz E320 4Matic 2002 - SOLENOIDS & SOLENOID VALVES

Mercedes-Benz E320 4Matic 2002 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
A/C Compressor	Left front of engine.
Activated Charcoal Canister Shutoff Valve	Under car, at right rear wheelwell. See Fig. 4 .
Adjustable Camshaft Timing Solenoid	Front of engine.
AIR Pump Switchover Valve	Top front of engine.
Duovalve	Forward of control module box.
EGR Switchover Valve	Right front of engine.
Front Axle Vacuum Solenoid Valve	Left front of engine compartment.
Fuel Injectors (Cylinder 1, 2, 3, 4) (4.2L)	Right side of engine.
Fuel Injectors (Cylinder 5, 6, 7, 8) (4.2L)	Left side of engine.
Fuel Injectors (6) (3.2L)	Top left side of engine.
Fuel Quantity Actuator (IFI)	Left side of engine, under intake manifold.
Intake Manifold S/O Valve	On intake manifold.
Kickdown Valve	Right rear of transmission.
Left Adjustable Camshaft Timing Solenoid	Front of engine, forward of camshaft.
Left Front Axle Solenoid Valve (Hold)	Left front of engine compartment.
Left Front Axle Solenoid Valve (Release)	Left front of engine compartment.
Left Front Seat Belt Comfort Feature Solenoid	On seat belt unit, in left "B" pillar.
Left Rear Axle Solenoid Valve (Hold)	Left front of engine compartment.
Left Rear Axle Solenoid Valve (Release)	Left front of engine compartment.
Left Side Water Valve	Forward of control module box.
Magnetic Clutch	Integral to EA/CC/ISC actuator.
Purge Control Valve	Left front of engine compartment. See Fig. 4 .
Purge Flow Switchover Valve	Left front of engine compartment.
Rear Axle Vacuum Solenoid Valve	Left front of engine compartment.
Resonance Intake Line Switchover Valve	Under rear of intake manifold.
Right Adjustable Camshaft Timing Solenoid	Front of engine, forward of camshaft.
Right Front Axle Solenoid Valve (Hold)	Left front of engine compartment.
Right Front Axle Solenoid Valve (Release)	Left front of engine compartment.
Right Front Seat Belt Comfort Feature Solenoid	On seat belt unit, in right "B" pillar.
Right Rear Axle Solenoid Valve (Hold)	Left front of engine compartment.
Right Rear Axle Solenoid Valve (Release)	Left front of engine compartment.
Right Side Water Valve	Forward of control module box.
R/P Lock Valve	Under center console, near shifter lever.
RTR Control Valve (CL)	In trunk lid lock.
Shifting Induction Pipe Switchover Valve	Under rear of intake manifold.
Solenoid Valve (BAS)	On brake booster.
SPS Solenoid Valve	Under vehicle, on steering rack.
Switchover/Solenoid Valve	Left front of engine compartment.
Transmission Mode Switchover Valve	Left front of engine compartment. See Fig. 5 .
Upshift Delay Switchover Valve	Left front of engine compartment. See Fig. 5 .

Mercedes-Benz E320 4Matic 2002 - SWITCHES

Mercedes-Benz E320 4Matic 2002 SWITCHES LOCATION

Component	Location
Brake Fluid Level Switch	Left rear of engine compartment.
Closed Position Microswitch	Windshield header, above dome lamp.
CTP Switch	Integral to EA/CC/ISC actuator.
Down Position Microswitch	Windshield header, above dome lamp.
ECL Switch	Under engine coolant reservoir.
Engine Hood Switch (ATA)	Front of engine compartment, beneath left hood latch.
Heated Windshield Washer System Thermoswitch	Left rear edge of hood, beneath cover.
Kickdown Switch	Under accelerator pedal.
Kickdown Switch (Transmission Mode)	Under accelerator pedal.
Left Front Door Lock Switch (CF)	In left front door, at door latch assembly.
Left Front Door Switch	Center of left "B" pillar.
Left Front Seat Belt Buckle Switch (Restraint System)	In left front seat belt buckle.
Left Rear Door Switch	Center of left "C" pillar.
Oil Level Switch	Left side of engine, on oil pan.
Open Position Microswitch	Windshield header, above dome lamp.
Parking Brake Indicator Switch (S12)	Above parking brake pedal. See Fig. 6 .
Release Switch (BAS)	On brake booster.
Right Front Door Lock Switch (CF)	In right front door, at door latch assembly.
Right Front Door Switch	Center of right "B" pillar.
Right Front Seat Belt Buckle/Belt Comfort Feature Switch	In right front seat belt buckle.
Right Front Seat Belt Buckle Switch (Restraint System)	In right front seat belt buckle.
Right Rear Door Switch	Center of right "C" pillar.
Safety Contact Switch	Integral to EA/CC/ISC actuator.
Starter Lock-Out/Backup Lamp Switch	On left side of transmission.
Stop Lamp Switch (S9/1)	Above brake pedal. See Fig. 6 .
Transmission Overload Protection Switch	Left side of transmission housing.
Transmission Range Recognition Switch	Integral to shifter assembly.
Trunk Lamp Switch	Left rear edge of trunk lid.
Trunk Lid Lock Switch (CF)	In trunk lid lock.
Trunk Release Switch	Inside of trunk, at trunk lid lock.
Up Position Microswitch	Windshield header, above dome lamp.
Windshield Washer Fluid Level Switch	Top of washer fluid reservoir.

Mercedes-Benz E320 4Matic 2002 - MISCELLANEOUS

Mercedes-Benz E320 4Matic 2002 MISCELLANEOUS LOCATION

Component	Location
Actual Value Potentiometer (Wiper 1)	Integral to throttle valve actuator.
Actual Value Potentiometer (Wiper 2)	Integral to throttle valve actuator.
Actual Valve Potentiometer	Integral to EA/CC/ISC actuator.
Alarm Horn	Right front of engine compartment.
Antenna, CTEL	Rear center of roof.
Automatic Antenna (Radio/Telephone)	Left side of trunk.
Battery	Under right rear seat.
CTEL Transmitter-Receiver	On left rear wheelwell.
Diagnostic Data Link Connector	In fuse & relay box. See Fig. 3 .
Diagnostic Module (OBD II) Generic Scan Tool Connector	Under left side of dash.
Diagnostic Module Test Connector	Lower left side of dash.
Drive Actual Valve Potentiometer	Integral to throttle valve actuator.
Driver Air Bag Connector	Steering column, under steering wheel.
Driver ETR Squib	Base of left "B" pillar.
Driver Side Door Air Bag Squib	In left front door.
Electrolytic Capacitor (Generator/Battery Harness Noise Suppressor)	Under accelerator pedal.
Electrolytic Capacitor (4.2L)	At front passenger footwell.
Fanfare Horns (2)	Behind front grille & below right front headlight.
FM/AM Amplifier	At right side of trunk.
Front Passenger Air Bag Squib Connector	Behind right side of dash.
Front Passenger ETR Squib	Base of right "B" pillar.
Generator	Lower right front of engine compartment.
Glow Plugs	Below intake manifold.
Horn/Air Bag Clock Spring Contact	Top of steering column.
Ignition Coils 1, 2, 3 & 4 (4.2L)	Top of right cylinder head.
Ignition Coils 5, 6, 7 & 8 (4.2L)	Top of left cylinder head.
Ignition Coil 1 (Cylinders 2 & 5) (3.2L)	Top of engine.
Ignition Coil 2 (Cylinders 3 & 4) (3.2L)	Top of engine.
Ignition Coil 3 (Cylinders 1 & 6) (3.2L)	Top of engine.
Left Front Backrest Heater Element	In left front seat back.
Left Front Door Air Bag Squib	In left front door.
Left Front Seat Heater Element	In left front seat cushion.
Left Rear Door Air Bag Squib	In left rear door.
Left Rear Window (Curtain) Air Bag Squib	Center of left "C" pillar.
Mirror Position Memory (Left/Right)	In respective left/right rear view mirror.
Passenger Side Door Air Bag Squib	In right front door.
Reference Potentiometer	Integral to EA/CC/ISC actuator.
Right Front Backrest Heater Element	In right front seat back.
Right Front Door Air Bag Squib	In right front door.
Right Front Seat Heater Element	In right front seat cushion.
Right Rear Door Air Bag Squib	In right rear door.
Sound System Amplifier	In trunk, at left wheelwell.
Throttle Valve Actual Value Potentiometer	Integral to Integral to throttle valve actuator.
Transponder Coil	Surrounding ignition lock.

Mercedes-Benz E320 4Matic 2002 - CONNECTORS

Mercedes-Benz E320 4Matic 2002 CONNECTORS LOCATION

Component	Location
X11/4 (36 Pin)	Left rear of engine compartment.
X12/3	Left rear of engine compartment.
X18	In wiring channel at base of left kick panel.
X20/2	Left kick panel.
X22/1	Left front of engine compartment.
X25	Base of left kick panel.
X25/1	Base of left kick panel.
X25/2	Base of right kick panel.
X25/3	Base of right kick panel.
X25/4	Base of right kick panel.
X26/1	Base of right kick panel.
X26/27 (8 Pin)	Left front bumper.
X28/12 (12 Pin)	Base of right kick panel.
X28/23	Behind center of dash.
X35/1 (1) (7 Pin)	Base of left kick panel.
X35/1 (2) (6 Pin)	Base of left kick panel.
X35/1 (3) (12 Pin)	Base of left kick panel.
X35/2 (1) (7 Pin)	Base of right kick panel.
X35/2 (2) (6 Pin)	Base of right kick panel.
X35/2 (3) (12 Pin)	Base of right kick panel.
X35/3 (1)	In wiring channel by left front door sill.
X35/3 (2)	In wiring channel by left front door sill.
X35/4 (1)	In wiring channel by right front door sill.
X35/4 (2)	In wiring channel by right front door sill.
X35/27	Base of left kick panel.
X35/41 (8 Pin)	At left kick panel.
X35/42 (8 Pin)	At right kick panel.
X39/3	Center console.
X54/7	Behind left side of dash.
X55/3	Under left front seat.
X55/4	Under right front seat.
X58/4	Left front of cargo area.
X62/1 (4 Pin)	In wiring channel by left rear door sill.
X62/21	At right kick panel.
X63/2 (2 Pin)	At right kick panel.

Mercedes-Benz E320 4Matic 2002 - GROUNDS

Mercedes-Benz E320 4Matic 2002 GROUNDS LOCATION

Component	Location
W1	Left of steering column.
W6/1	Left rear of trunk.
W7/1	Right rear of trunk.
W10	Right rear floor.
W11/1	On bottom left rear of engine.
W11/2 (4.2L)	Top of right cylinder head, between cylinders 2 & 3.
W11 (3.2L)	Front of engine.
W11/3 (4.2L)	Top of left cylinder head, between cylinders 6 & 7.
W/11 (4.2L)	Top left front of engine.
W15/1	Right front footwell.
W16/3	On left front inner fender.
W16/4	On right front frame rail.
W16/6	Forward of control module box.
W18	Under driver's seat, on cross member.
W19	Under front passenger seat.
W26	Near base of shift lever.
W29/8	Left rear of cargo area.
W30	Below driver's footwell.

Mercedes-Benz E320 4Matic 2002 - SPLICES

Mercedes-Benz E320 4Matic 2002 SPLICES LOCATION

Component	Location
Z3	In wiring channel by left rear door sill.
Z3/11	In harness tray at base of windshield.
Z3/26 (1)	Top rear of engine.
Z3/27	In wiring channel by left rear door sill, near door hinge.
Z3/28	In wiring channel by left rear door sill.
Z3/29	Under front fuse box.
Z3/30	In wiring channel by left rear door sill, near door hinge.
Z3/31	At left kick panel.
Z3/37	Behind center of dash.
Z3/38	Behind center of dash.
Z4/4	On left front wheel housing.
Z6/2	Right rear of trunk.
Z6/8	In IFI harness, six inches from module box connector.
Z6/8	In passenger-side fuse & relay module box.
Z6/8 (HFM)	In control module box, part of HFM harness.
Z6/16	In harness tray at base of windshield.
Z6/20	Right rear corner of trunk.
Z6/23	200 mm from CTEL transmitter-receiver connector.
Z7	In wiring channel by right rear door sill.
Z7/1	In harness tray at base of windshield.
Z7/19	Under front fuse box.
Z7/24	In passenger-side fuse & relay module box.
Z7/25	Under control module box.
Z7/26	In wiring channel at base of right kick panel.
Z7/27	On left front wheel housing.
Z7/30	In wiring channel by left rear door sill, near door hinge.
Z7/32	In harness tray at base of windshield.
Z7/33	In wiring channel at base of right kick panel.
Z7/35	Top left front of engine.
Z7/36	Top left front of engine.
Z7/37	100 mm from CTEL transmitter-receiver connector.
Z7/38	In passenger-side fuse & relay module box.
Z7/39	In passenger-side fuse & relay module box.
Z9	In passenger-side fuse & relay module box.
Z11/1	Under front passenger's seat.
Z11/2	Under front passenger's seat.
Z20/2	Under center console.
Z20/5	Under center console.
Z21/5	In wiring channel by left front door sill.
Z21/6	In wiring channel by left front door sill.
Z21/10	Under front passenger's seat.
Z21/11	In wiring channel by right rear door sill.
Z21/13	In wiring channel by right rear door sill, near door hinge.
Z28/18	In wiring channel, by left rear door sill.
Z28/25	In thin harness, to right of steering column support.
Z28/26	In thin harness to right of steering column support.
Z28/29	Right rear of trunk.
Z28/30	Right rear of trunk.
Z29/1	In wiring channel by left rear door sill, near door hinge.
Z30	In harness tray at base of windshield.
Z30/1	In harness tray at base of windshield.
Z30/2	In harness tray at base of windshield.
Z30/3	In wiring channel by left rear door sill, near door hinge.
Z30/4	In wiring channel by left rear door sill, near door hinge.
Z36/1	Left rear corner of trunk.
Z36/2	Left rear corner of trunk.
Z37	In wiring channel by right rear door sill.
Z37/1	In wiring channel by right rear door sill.
Z37/2	In wiring channel at base of right kick panel.
Z37/3	In wiring channel at base of right kick panel.
Z37/13	Behind left side of dash.
Z37/14	Behind left side of dash.
Z38	In wiring channel by left rear door sill.
Z40	In wiring channel by right rear door sill.
Z41	In wiring channel by right rear door sill.
Z43	In wiring channel by right rear door sill, near door hinge.
Z44	In wiring channel by right rear door sill, near door hinge.
Z44/1	In wiring channel by right rear door sill, near door hinge.
Z81	In harness tray at base of windshield.
Z81/4	In harness tray at left rear of center console.
Z83/6	In passenger-side fuse & relay module box.
Z84/3	In wiring channel at base of right kick panel.
Z84/4	In wiring channel at base of right kick panel.
Z85	In ME-SFI control module connector housing.
Z87/17	Right rear of trunk.
Z88	In wiring channel by right rear door sill, near door hinge.
Z89	Interior, wire tray at right "B" pillar & floor.
Z90	In wiring channel by right rear door sill, near door hinge.
Z92	Under front fuse box.
Z99/1	In wiring channel at base of right kick panel.
Z99/2	In wiring channel at base of right kick panel.
Z99/3	In wiring channel by right rear door sill, near door hinge.
Z99/4	In wiring channel by left rear door sill.