Mercedes-Benz C230 2007 - 2007 MERCEDES-BENZ C230, C280 & C350

Mercedes-Benz C230 2007 - BUZZERS, RELAYS & TIMERS

Mercedes-Benz C230 2007 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
Air Pump Relay	On front SAM control module with fuse & relay module.
Circuit 15 Relay (P)	On front SAM control module with fuse & relay module. See Fig. 3.
Circuit 15R Relay (M)	On front SAM control module with fuse & relay module. See Fig. 3.
Circuit 87 Relay (Chassis) (K)	On front SAM control module with fuse & relay module. See Fig. 3.
Circuit 87 Relay (Engine) (R)	On front SAM control module with fuse & relay module. See Fig. 3.
Fan Relay Module (L)	On front SAM control module with fuse & relay module. See Fig. 3.
Fuel Filler Cap Polarity Change 2 Relay (G)	On rear SAM control module with fuse & relay module. See Fig. 2.
Fuel Filler Cap Polarity Change 2 Relay (H)	On rear SAM control module with fuse & relay module. See Fig. 2.
Fuel Pump Relay (A)	On rear SAM control module with fuse & relay module. See Fig. 2.
Intercooler Circulation Pump Relay (C)	On rear SAM control module with fuse & relay module. See Fig. 2.
Rear Screen Blind Relay	Left side of trunk. See Fig. 34.
Rear Window Defroster Relay (E)	On rear SAM control module with fuse & relay module. See Fig. 2.
Relay 1, Circuit 15R (F)	On rear SAM control module with fuse & relay module. See Fig. 2.
Relay 2, Circuit 15R (B)	On rear SAM control module with fuse & relay module. See Fig. 2.
Reserve 1 Relay (D)	On rear SAM control module with fuse & relay module. See Fig. 2.
SEQ Pump Control Relay	On front SAM control module with fuse & relay module.
Starter Relay (S)	On front SAM control module with fuse & relay module. See Fig. 3.
Warning Buzzer	Behind instrument cluster.
Wiper ON/OFF Relay (Q)	On front SAM control module with fuse & relay module. See Fig. 3.

Mercedes-Benz C230 2007 - CIRCUIT PROTECTION DEVICES

Mercedes-Benz C230 2007 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Front Pre-Fuse Box (F32)	At right rear of engine compartment. See Fig. 1.
Front SAM Control Unit W/Fuse & Relay Module (N10/1)	Left rear of engine compartment. See Fig. 1.
Interior Fuse Box	Behind left end of dash. See Fig. 35.
Rear SAM Control Unit W/Fuse & Relay Module (N10/2)	Left side of trunk/cargo area. See Fig. 1.

Mercedes-Benz C230 2007 - CONTROL UNITS

Mercedes-Benz C230 2007 CONTROL UNITS LOCATION

Component	Location
Blower Regulator	On bottom of blower motor. See Fig. 36.
Front SAM Control Module With Fuse & Relay Module	At left rear of engine compartment. See Fig. 37.
ME-SFI Control Module	Top center of engine.
Rear SAM Control Module With Fuse & Relay Module	At left side of trunk. See Fig. 38.
Restraint System Control Module	Under front of center console. See Fig. 39.
Tele Aid (Emergency Call System) & D2B Telephone Transmitter/Receiver Control Module	Left side of cargo area. See Fig. 40.
Traction System Hydraulic Unit	Left side of engine compartment. See Fig. 41.
Voice Control System Control Module	Left side of cargo area. See Fig. 42.
WSS Control Unit (Weight Sensing System)	Under right front seat. See Fig. 43.
Xenon Headlight Control Module (Left/Right)	Behind respective headlight. See Fig. 44.
Xenon Headlight Ignition Module (Left/Right)	Behind respective headlight. See Fig. 45.

Mercedes-Benz C230 2007 - MOTORS

Mercedes-Benz C230 2007 MOTORS LOCATION

Component	Location
Activated Charcoal Filter Flap Adjustment Motor	On right side of heater system air circulation unit. See Fig. 46.
Actuator Motor (Throttle Valve Actuator)	Part of throttle valve actuator. See Fig. 48.
Air Pump	Top front of engine. See Fig. 47.
Backrest Fore/Aft Motor (Left)	In left front seat back.
Backrest Fore/Aft Motor (Right)	In right front seat back.
Blower Motor	Part of heating systems recirculation unit. See Fig. 49.
Brake Booster Vacuum Pump	At right front of engine compartment.
Charge Air Cooler Circulation Pump	Behind right side of front bumper. See Fig. 50.
Coolant Circulation Pump	Right front of engine compartment. See Fig. 51.
Driver Door CL Motor	At rear of driver's door.
Engine & A/C Electric Suction Fan With Integrated Control	At front of engine.
ESC [ELV] Motor Group	On steering column. See Fig. 52.
Folding Mirror Motor (Left)	In driver's door mirror.
Folding Mirror Motor (Right)	In front passenger's door mirror.
Fore/Aft Motor (Left)	Under left front seat.
Fore/Aft Motor (Right)	Under right front seat.
Fresh Air Flaps Actuator (M2/21)	At center of heater system air circulation unit. See Fig. 53.
Fresh Air/Recirculated Air Flaps Actuator Motor (M2/5)	On right side of heater system air circulation unit. See Fig. 53.
Front Raise/Lower Motor (Left)	Under left front seat.
Front Raise/Lower Motor (Right)	Under right front seat.
Fuel Filler Flap CL Motor	At right side of trunk.
Fuel Pump	In top of fuel tank, under right rear seat. See Fig. 54.
HCS Pump (M5/2)	In left wheelwell, on washer fluid reservoir. See Fig. 28.
Head Restraint Raise/Lower Motor (Left)	In left front seat back.
Head Restraint Raise/Lower Motor (Right)	In right front seat back.
Height Adjustment Up/Down Motor (M20m2)	Integral to ESC (ELV) motor group. See Fig. 29.
High-Pressure & Return Pump	Integral to traction system hydraulic unit. See Fig. 55.
Left Blending Air Flap Actuator (M2/6)	On left side of heater system air circulation unit. See Fig. 53.
Left Defroster Vent Flap Actuator Motor (M2/8)	On left end of heater system air circulation unit. See Fig. 53.
Left Footwell Flap Actuator Motor (M2/10)	On left side of heater system air circulation unit. See Fig. 53.
Left Fresh Air Flap Actuator (M2/19)	On left side of heater system air circulation unit. See Fig. 53.
Left Front Power Window Motor	In driver's door.
Left Headlight Range Adjustment Motor	Behind left headlight. See Fig. 59.
Left Rear Door CL Motor	At rear of left rear door.
Left Rear Power Window Motor	In left rear door.
Left & Right Defroster Flaps Actuator (M2/16)	On left end of heater system air circulation unit. See Fig. 53.
Left & Right Footwell Flaps Actuator (M2/15)	On left side of heater system air circulation unit. See Fig. 53.
Longitudinal Adjustment Forward/Back Motor (M20m1)	Integral to ESC (ELV) motor group. See Fig. 29.
Mirror Adjustment Motor (In/Out) (Left)	In driver's door mirror.
Mirror Adjustment Motor (In/Out) (Right)	In front passenger's door mirror.
Mirror Adjustment Motor (Up/Down) (Left)	In driver's door mirror.
Mirror Adjustment Motor (Up/Down) (Right)	In front passenger's door mirror.
Multicontour Seat Pneumatic Pump (Wagon)	Left side of cargo area. See Fig. 30.
Radio Additional Fan	Front of center console. See Fig. 56.
Rear Blower Motor (M2/1)	Below rear of center console. See Fig. 27.
Rear Panel CL (ZV) Motor	In center rear of trunk lid.
Rear Raise/Lower Motor (Left)	Under left front seat.
Rear Raise/Lower Motor (Right)	Under right front seat.
Rear Window Blind Motor	At right rear of sun roof opening.
Right Blending Air Flap Actuator	On right side of heater system air circulation unit. See Fig. 57.
Right Defroster Vent Flap Actuator Motor	On right side of heater system air circulation unit. See Fig. 58.
Right Footwell Flap Actuator Motor (M2/11)	On right side of heater system air circulation unit. See Fig. 53.
Right Fresh Air Flap Actuator (M2/20)	At center of heater system air circulation unit. See Fig. 53.
Right Front Door CL Motor	At rear of right front door.
Right Front Power Window Motor	In right front door.
Right Headlight Range Adjustment Motor	Behind right headlight. See Fig. 59.
Right Rear Door CL Motor	At rear of right rear door.
Right Rear Power Window Motor	In right rear door.
Roof Drive System	At front center of roof. See Fig. 60.
Roof Motor	At front center of roof. See Fig. 60.
Starter	Left rear of engine.
Sun Blind Motor	Integral to sun blind drive unit. See Fig. 61.
Tailgate Washer Pump (M5/3)	In left wheelwell, on side of washer fluid reservoir. See Fig. 28.
Tailgate Wiper Motor	In liftgate, behind trim.
Telescopic Adjustment Motor (In/Out)	On steering column.
Throttle Valve Actuator (M272)	Center rear of engine. See Fig. 62.
Tilt Adjustment Motor (Up/Down)	On steering column.
Up/Down Motor (Left)	Under driver's seat.
Up/Down Motor (Right)	Under right front seat.
Windshield Washer Fluid Pump (M5/1)	In left front wheelwell, on washer fluid reservoir. See Fig. 28.
Wiper Motor	At left rear of engine compartment.

Mercedes-Benz C230 2007 - SENDING UNITS & SENSORS

Mercedes-Benz C230 2007 SENDING UNITS & SENSORS LOCATION

Component	Location
Accelerator Pedal Sensor	Top of accelerator pedal assembly.
Actual Value Potentiometer (Sliding Contact 1)	Part of throttle valve actuator.
Actual Value Potentiometer (Sliding Contact 2)	Part of throttle valve actuator.
Air Humidity Sensor	Near right front shock tower. See Fig. 63.
ATA (EDW) Inclination Sensor	Left side of trunk. See Fig. 64.
Automatic Dimming Interior Rearview Mirror Sensor (Back)	At top right rear of interior rearview mirror.
Automatic Dimming Interior Rearview Mirror Sensor (Forward)	At bottom right front of interior rearview mirror.
Automatic Light Switch Daylight Sensor	Top center of front windshield.
BAS Diaphragm Travel Sensor	Integral to BAS brake booster.
BAS Sensor	Integral to brake booster assembly.
C-AAC (K-KLA) Multifunction Sensor (B31)	Right rear of engine compartment. See Fig. 22.
C-AAC Sun Sensor (4)	Center rear of engine hood. See Fig. 65.
Camshaft Hall Sensor	On right front of engine. See Fig. 66.
Coolant Temperature Sensor (M272)	Left rear of engine. See Fig. 67.
Crankshaft Hall Sensor (M272)	At left rear of engine. See Fig. 68.
Crankshaft Position Sensor (M112)	On left rear of engine. See Fig. 69.
Drive Actual Value Potentiometer	Part of throttle valve actuator.
Driver-Side Frontal Acceleration Sensor	Left front of engine compartment. See Fig. 70.
ESP Brake Pressure Sensor 1	In left rear of engine compartment. See Fig. 71.
ESP Brake Pressure Sensor 2	In left rear of engine compartment. See Fig. 72.
ESP Lateral Acceleration Sensor	In trunk, in front of spare tire well. See Fig. 73.
Evaporator Temperature Sensor (B10/6)	Under left side of dash.
Front Axle Sensor (Headlight Range Adjustment)	Right front wheelwell. See Fig. 74.
Fuel Tank Pressure Sensor (B4/3)	Under left rear seat. See Fig. 21.
Hall Sensor 1 (Roller Sun Blind)	Integral to roller sun blind drive unit.
Hall Sensor 1 (Sun Roof)	Integral to roof drive system.
Hall Sensor 2 (Roller Sun Blind)	Integral to roller sun blind drive unit.
Hall Sensor 2 (Sun Roof)	Integral to roof drive system.
Hot Film MAF Sensor (M272)	On top of engine.
In-Car Temperature Sensor (N70b1)	In overhead panel. See Fig. 31.
Intake Air Temperature Sensor (M271)	Left front of engine compartment.
Knock Sensor (M111)	On left rear of engine. See Fig. 75.
Left Exhaust Camshaft Hall Sensor (M272)	Front of left cylinder bank. See Fig. 76.
Left Front Brake Pad Contact Sensor	At left front wheel.
Left Fuel Level Sensor	Under left rear seat.
Left Intake Camshaft Hall Sensor (M272)	Front of left cylinder bank. See Fig. 77.
Left Intake Manifold Tumble Flap Position Sensor (M272)	Left rear of engine. See Fig. 78.
Left Knock Sensor No. 2 (M272) (A16/2)	Between cylinder banks. See Fig. 20.
Left O2S Downstream TWC (KAT)	Under left front of vehicle, in exhaust.
Left O2 Sensor Upstream TWC (KAT)	Under left front of vehicle, in exhaust.
Left Side Air Bag & Window Air Bag Sensor	Under left rear seat.
Obstruction Sensor Unit	Integral to roof drive system.
Oil Sensor (Oil Level, Temperature & Quality) (M271)	Left front of engine oil pan. See Fig. 79.
O2 Sensor 1 Upstream TWC (KAT) (G3/2)	At right side of transmission. See Fig. 25.
O2S 2 (After TWC) (M111)	Under right side of vehicle, in exhaust.
Passenger-Side Frontal Acceleration Sensor	Right front of engine compartment. See Fig. 80.
Pressure Sensor (M272)	Left front of engine.
Rain Sensor	At front of headliner.
Rear Axle Sensor (Headlight Range Adjustment)	Right side of rear axle. See Fig. 81.
Refrigerant Pressure Sensor & Temperature Sensor (M112.961)	At bottom left side of radiator condenser.
Right Exhaust Camshaft Hall Sensor (M272)	Front of right cylinder bank. See Fig. 84.
Right Front Brake Pad Contact Sensor	At right front wheel.
Right Fuel Level Sensor	Under right rear seat.
Right Intake Camshaft Hall Sensor (M272)	Front of right cylinder bank. See Fig. 83.
Right Intake Manifold Tumble Flap Position Sensor (M272)	Between engine cylinder banks. See Fig. 82.
Right Knock Sensor No. 1 (M272) (A16/1)	Between cylinder banks. See Fig. 20.
Right O2S Downstream TWC (KAT) (M112.961)	Under right front of vehicle, in exhaust.
Right O2 Sensor Upstream TWC (KAT) (M112.961)	Under right front of vehicle, in exhaust.
Right Rear Brake Pad Contact Sensor	At right rear wheel.
Right Side Air Bag & Window Air Bag Sensor	Under right rear sear.
Throttle Valve Actual Value Potentiometer	Part of throttle valve actuator.
Turn Rate & Lateral Acceleration Sensor (203.2)	At front of cargo area.
Wheel Speed Sensor (Left Front) (L6/1)	Behind left front wheel. See Fig. 26.
Wheel Speed Sensor (Left Rear) (L6/3)	Behind left rear wheel. See Fig. 26.
Wheel Speed Sensor (Right Front)	Behind right front wheel. See Fig. 26.
Wheel Speed Sensor (Right Rear)	Behind right rear wheel. See Fig. 26.

Mercedes-Benz C230 2007 - SOLENOIDS & SOLENOID VALVES

Mercedes-Benz C230 2007 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
BAS Solenoid Valve	Integral to Bas brake booster.
Exhaust Camshaft Solenoid (M271)	At right front of engine.
Front Axle Inlet Solenoid Valve	Integral to traction system hydraulic unit. See Fig. 85.
Front Axle Switchover Solenoid Valve	Integral to traction system hydraulic unit. See Fig. 85.
Left Front Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit. See Fig. 85.
Left Front Axle Solenoid Valve (Release)	Integral to traction system hydraulic unit. See Fig. 85.
Left High Beam Solenoid (E1l1)	Behind left headlight assembly. See Fig. 23.
Left Rear Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit. See Fig. 85.
Left Rear Axle Solenoid Valve (Release)	Integral to traction system hydraulic unit. See Fig. 85.
Rear Axle Inlet Solenoid Valve	Integral to traction system hydraulic unit. See Fig. 85.
Rear Axle Switchover Solenoid Valve	Integral to traction system hydraulic unit. See Fig. 85.
Right Front Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit. See Fig. 85.
Right Front Axle Solenoid Valve (Release)	Integral to traction system hydraulic unit. See Fig. 85.
Right High Beam Solenoid (E2I1)	Behind right headlight assembly. See Fig. 23.
Right Rear Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit. See Fig. 85.
Right Rear Axle Solenoid Valve (Release)	Integral to traction system hydraulic unit. See Fig. 85.
Right Rear Release Valve	At left side of trunk.
Shifting Induction Pipe Switchover Valve	On top front center of engine.
Shift Pressure Regulating Solenoid Valve	On transmission valve unit.
Solenoid Valve (BAS)	Integral to brake booster.
Valve Unit (ETC)	At right front of transmission housing.
1-2/4-5 Shift Solenoid Valve	On transmission valve unit.
2-3 Shift Solenoid Valve	On transmission valve unit.
3-4 Shift Solenoid Valve	On transmission valve unit.

Mercedes-Benz C230 2007 - SWITCHES

Mercedes-Benz C230 2007 SWITCHES LOCATION

Component	Location
ATA (EDW) Hood Switch	Right front of engine compartment.
Back-Up Lamp Switch (M/T) (S16/2)	On right rear of transmission. See Fig. 32.
BAS Release Switch	Integral to BAS brake booster.
Brake Fluid Indicator Switch	In brake fluid reservoir.
Clutch Pedal Switch	At top of clutch pedal assembly.
Coolant Level Indicator Switch	Right front of engine compartment.
Driver Seat Backrest Release Microswitch	In left front seat back. See Fig. 86.
Driver-Side Seat Belt Buckle Restraint Systems Switch	In driver's seat belt buckle.
Kickdown Switch	Incorporated into accelerator pedal assembly.
Left Front Door Contact Switch	At left "B" pillar.
Left Rear Door Contact Switch	At left "C" pillar.
Oil Level Switch (M272) (S43)	Left side of oil pan. See Fig. 33.
Parking Brake Indicator Switch	On parking brake support bracket.
Passenger-Side Seat Belt Buckle Restraint Systems Switch	In front passenger's seat belt buckle.
Pawl Rotary Tumbler Switch	Center rear of tailgate.
Right Front Door Contact Switch	At right "B" pillar.
Right Rear Door Contact Switch	At right "C" pillar.
Trunk Lid Contact Switch	At center rear of trunk lid.
Trunk Lid Emergency Release Switch (203.0)	At rear of trunk lid.
Trunk Lid Exterial Operation Switch (203.0)	In trunk lid.
Windshield Washer Fluid Level Indicator Switch (S42)	Left front wheelwell, in washer bottle. See Fig. 28.

Mercedes-Benz C230 2007 - MISCELLANEOUS

Mercedes-Benz C230 2007 MISCELLANEOUS LOCATION

Component	Location
Amplifier Module 1, Screen Antenna (203.2)	Left rear of roof. See Fig. 90.
Amplifier Module 2, Screen Antenna (203.2)	Top left of tailgate. See Fig. 91.
Audio Amplifier	At right rear of cargo area. See Fig. 87.
Auxiliary Battery (G1/1)	Left front of trunk. See Fig. 24.
Bluetooth Antenna	Beside right rear seat. See Fig. 92.
Brake Booster (BAS)	At left rear of engine compartment. See Fig. 93.
CTEL Antenna (203.2)	At top center of roof.
Cylinder 1 Ignition Coil	Top right side of engine. See Fig. 101.
Cylinder 2 Ignition Coil	Top right side of engine.
Cylinder 3 Ignition Coil	Top right side of engine.
Cylinder 4 Ignition Coil	Top left side of engine. See Fig. 102.
Cylinder 5 Ignition Coil	Top left side of engine.
Cylinder 6 Ignition Coil	Top left side of engine.
Data Link Connector X11/4	Under left side of dash.
Driver ETR (GUS) Ignition Squib	At base of left "B" pillar.
Emergency Call System Antenna Splitter (A2/25)	Behind left side of rear bumper. See Fig. 88.
Emergency Call System Left Backup Antenna (A2/55)	Behind left side of rear bumper. See Fig. 88.
Emergency Call System Right Backup Antenna (A2/54)	Behind right side of rear bumper. See Fig. 88.
E-Net Compensator	At right side of trunk. See Fig. 94.
Fanfare Horns	At center front of engine compartment.
Fanfare Horns & Air Bag Clock Spring Contact	Inside steering wheel. See Fig. 96.
Front Passenger Air Bag Ignition Squib 1	Behind right side of dash.
Front Passenger Air Bag Ignition Squib 2	Behind right side of dash.
Front Passenger ETR (GUS) Squib	At base of right "B" pillar.
Hand-Free System Microphone Group	Integral to inside rearview mirror. See Fig. 97.
Left Rear ETR Ignition Squib	Under left rear seat. See Fig. 99.
Left Rear Side Air Bag Ignition Squib	In left rear door.
Phone/CTEL/STH Radio Remote Control Antenna Splitter	In right "C" pillar. See Fig. 89.
Radio Interference Suppression Capacitor 1	Right front of engine.
Radio Interference Suppression Capacitor 2	Left side of engine.
Right Rear ETR Ignition Squib	Under right rear seat. See Fig. 100.
Right Rear Side Air Bag Ignition Squib	In right rear door.
Sound Amplifier Microphone	Right of interior rearview mirror, in roof. See Fig. 98.
Telephone Interface	Front center of trunk. See Fig. 95.

Mercedes-Benz C230 2007 - CONNECTORS

Mercedes-Benz C230 2007 CONNECTORS LOCATION

Component	Location
X1/16 (1 Pin)	At right "C" pillar. See Fig. 12.
X1/19 (2 Pin)	At left "C" pillar.
X1/20 (2 Pin)	At left "C" pillar.
X1/22 (6 Pin)	At left "C" pillar.
X8/18 (1 Pin)	At left side of trunk.
X15 (4 Pin)	Under left front of vehicle.
X18/23 (3 Pin)	Under roof console.
X18/33 (2 Pin)	Left front of engine compartment. See Fig. 13.
X18/35 (2 Pin)	Behind right kick panel. See Fig. 15.
X18/36 (2 Pin)	Behind right kick panel. See Fig. 15.
X18/37 (4 Pin)	At right "C" pillar.
X23/11 (2 Pin)	Left side of trunk.
X25/4 (6 Pin)	At left "B" pillar.
X25/9 (2 Pin)	Above right rear wheelwell.
X26/2 (1 Pin)	At left rear of engine compartment.
X26/22 (4 Pin)	Behind left kick panel.
X28/12 (10 Pin)	Under center console, left of shifter.
X28/26 (4 Pin)	On engine hood.
X30/4 (2 Pin)	Behind right kick panel.
X30/6 (2 Pin)	Under left side of dash.
X30/7 (2 Pin)	Behind left kick panel.
X30/8 (10 Pin)	Behind right kick panel.
X30/12 (1 Pin)	Behind left kick panel.
X35/1 (4 Pin)	Behind left kick panel.
X35/2 (4 Pin)	Behind right kick panel. See Fig. 15.
X35/3 (4 Pin)	At left "B" pillar.
X35/4 (4 Pin)	At right "B" pillar.
X36/3 (2 Pin)	Under left rear seat. See Fig. 14.
X39/36 (4 Pin)	Behind left kick panel. See Fig. 15.
X39/43 (14 Pin)	Under right rear seat. See Fig. 16.
X39/45 (3 Pin)	Behind right side of glove compartment. See Fig. 17.
X39/47 (2 Pin)	Under front of center console. See Fig. 18.
X39/48 (6 Pin)	Under center console, left of shifter.
X55/3 (4 Pin)	Under left front seat.
X55/4 (4 Pin)	Under right front seat.
X58/3 (3 Pin)	At right "C" pillar.
X62/6 (4 Pin)	In right front wheelwell.
X62/7 (4 Pin)	In left front wheelwell.
X62/8 (4 Pin)	In trunk, in front of spare tire well.
X63/4 (2 Pin)	Behind left kick panel. See Fig. 19.
X85/9 (2 Pin)	At left kick panel.
X88/7 (2 Pin)	Front of left front wheelwell.
X88/11 (2 Pin)	On engine hood.

Mercedes-Benz C230 2007 - GROUNDS

Mercedes-Benz C230 2007 GROUNDS LOCATION

Component	Location
W6	Left side of trunk. See Fig. 103.
W7	Right side of trunk. See Fig. 104.
W8/1	Top left side of tailgate. See Fig. 107.
W9	Behind left headlight. See Fig. 105.
W10	Right rear of engine compartment. See Fig. 4.
W11	On left cylinder bank. See Fig. 106.
W11w1	On left cylinder bank. See Fig. 106.
W11w2	On right cylinder bank. See Fig. 108.
W11/3	Left front of engine. See Fig. 109.
W16/3	Left rear of engine compartment. See Fig. 5.
W16/4	Right rear of engine compartment. See Fig. 6.
W16/5	Left rear of engine compartment. See Fig. 7.
W18	Under driver's seat. See Fig. 8.
W19	Under right front door sill. See Fig. 9.
W26	Under center console, near shift lever. See Fig. 10.
W28/1	Under left front door sill. See Fig. 8.
W28/2	Behind right kick panel. See Fig. 110.
W29/3	At left "C" pillar. See Fig. 8.
W55	Left side of trunk, near rear SAM. See Fig. 11.

Mercedes-Benz C230 2007 - SPLICES

Mercedes-Benz C230 2007 SPLICES LOCATION

Component	Location
Z3/12	Above right rear wheelwell.
Z3/29	At left front of engine compartment.
Z3/31	At left side of transmission tunnel.
Z4/3	In trunk, in front of spare tire well.
Z6	At front of engine compartment.
Z6/1	Inside right side of tailgate.
Z6/8	At left rear of engine compartment.
Z6/26	Left rear of engine compartment.
Z6/27	Left rear of engine compartment.
Z6/30	Center of tailgate.
Z7	At right "C" pillar.
Z7/3z2 (M112)	On top front of engine.
Z7/35z1 (M112)	Left rear of engine.
Z7/36 (M112)	Left side of engine.
Z7/41 (M271)	At left rear of engine compartment.
Z7/43 (M271)	At left rear of engine compartment.
Z7/43z1 (M271)	At left rear of engine compartment.
Z7/43z2 (M271)	At left rear of engine compartment.
Z20/1	Under front of center console, left of shifter.
Z56/8	At right rear corner of engine compartment.
Z81	Under left front of center console.
Z81/4	Under left front of center console.
Z83/6	Top left side of tailgate.
Z85	Left rear of engine compartment.
Z87/22	Above right rear wheelwell.
Z87/23	Above right rear wheelwell.