Mercedes-Benz CL550 2007 - 2007 MERCEDES-BENZ CL550 & CL600

Mercedes-Benz CL550 2007 - BUZZERS, RELAYS & TIMERS

Mercedes-Benz CL550 2007 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
Air Pump Relay (N10/1kA)	In front SAM control unit. See Fig. 71.
Battery Coupling Relay (F32k1)	Right side of engine compartment. See Fig. 71.
Charge Air Cooler Circulation Pump Relay (N10/2kQ)	In rear SAM control unit. See Fig. 71.
Circuit 15 Relay (N10/1kD)	In front SAM control unit. See Fig. 71.
Circuit 15 Relay (Starter) (N10/1kJ)	In front SAM control unit. See Fig. 71.
Circuit 50 Relay (Starter) (N10/1kH)	In front SAM control unit. See Fig. 71.
Circuit 87 Relay (Engine) (N10/1kC)	In front SAM control unit. See Fig. 71.
Fanfare Horn Relay (N10/1kF)	In front SAM control unit.
Terminal 15 Relay (N10/1kD)	In front SAM control unit.
Terminal 15R Relay (N10/1kG)	In front SAM control unit.
Terminal 87 Relay (Chassis) (N10/1kE)	In front SAM control unit.
Warning Buzzer	Inside instrument cluster.
Wiper Park Heater Relay (N10/1kK)	In front SAM control unit.

Mercedes-Benz CL550 2007 - CIRCUIT PROTECTION DEVICES

Mercedes-Benz CL550 2007 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Front Prefuse Box (F32)	Right side of engine compartment. See Fig. 56.

Mercedes-Benz CL550 2007 - CONTROL UNITS

Mercedes-Benz CL550 2007 CONTROL UNITS LOCATION

Component	Location
AAC (KLA) Control Unit (N22/1)	Rear of engine compartment. See Fig. 73.
ABC Control Module (N51/2)	Right front upper footwell. See Fig. 46.
Blower Regulator (A32n1)	On blower motor. See Fig. 51.
Central Gateway Control Module (N93)	Under left end of dash. See Fig. 46.
Door Control Module (Left/Right) (N69/1 & N69/2)	In respective door. See Fig. 46.
DTR Control Unit	Center front of engine compartment. See Fig. 75.
ECI Ignition Module (Left Bank) (N92/2)	Top rear of left cylinder bank. See Fig. 65.
ECI Ignition Module (Right Bank) (N92/1)	Top rear of right cylinder bank. See Fig. 65.
ECI Ignition System Power Pack (N91)	Top center of engine. See Fig. 64.
EIS (EZS) Control Unit (N73)	Under left side of dash. See Fig. 73.
Electric Parking Brake Control Unit (A13)	Under left rear of vehicle. See Fig. 47.
Emergency Call System Control Unit (N123/4)	Left front of trunk. See Fig. 55.
ESP Control Module (N47-5)	Right front of engine compartment. See Fig. 46.
ETC [EGS] Control Module (N15/3)	Left front upper footwell. See Fig. 48.
Front SAM Control Module W/Fuse & Relay Module (N10/1)	Left rear of engine compartment. See Fig. 47.
Fuel Pump Control Unit (N118)	Under left rear of vehicle. See Fig. 72.
Fully Integrated Transmission Control (VGS) Control Unit (Y3/8n4)	Part of electric control unit (VGS). See Fig. 48.
Intelligent Servo Module (DIRECT SELECT) (A80)	On transmission. See Fig. 47.
Keyless Go Control Module (N69/5)	Right side of trunk. See Fig. 50.
Left Front Dynamic Seat Control Module (N32/19)	In left front seatback. See Fig. 52.
Left Front Multicontour Backrest Control Unit (N32/15)	In left front seatback. See Fig. 54.
Left Front Seat Control Module (N32/1)	Under left front seat. See Fig. 52.
ME-SFI (ME) Control Unit (N3/10)	Center rear of engine compartment. See Fig. 46.
Rear Control Module (N22/6)	Behind right rear quarterpanel. See Fig. 50.
Rear SAM Control Unit (N10/2)	Center front of trunk. See Fig. 46.
Restraint Systems Control Module (N2/7)	Under front of center console. See Fig. 48.
Right Front Dynamic Seat Control Module (N32/20)	In right front seatback. See Fig. 52.
Right Front Multicontour Backrest Control Unit (N32/16)	In right front seatback. See Fig. 54.
Right Front Seat Control Module (N32/2)	Under right front seat. See Fig. 52.
Steering Column Module (N80)	At top of steering column. See Fig. 73.
Traction System Hydraulic Unit	Right front of engine compartment.
Vehicle Power Supply Control Unit (N28/1)	Right front of luggage compartment.
Weight Sensing System (WSS) Control Unit (N110)	Under right front seat. See Fig. 55.

Mercedes-Benz CL550 2007 - MOTORS

Mercedes-Benz CL550 2007 MOTORS LOCATION

Component	Location
Blower Motor (A32m1)	In blower housing. See Fig. 51.
Charge Air Circulation Pump (M44)	Right front of engine compartment. See Fig. 72.
CL (ZV) Motor (Left/Right)	Integral to respective front door lock unit.
Coolant Circulation Pump (M13)	Left rear of engine compartment. See Fig. 63.
Electric Air Pump (V8) (M33)	Top front center of engine. See Fig. 57.
Electric Air Pump (V12) (M33)	Right front of engine. See Fig. 67.
Engine & A/C Electric Suction Fan W/Integrated Control (M4/7)	Center front of engine compartment. See Fig. 63.
Fresh Air/Recirculated Air Flaps Actuator Motor (M2/5)	Right side of HVAC unit. See Fig. 51.
Fuel Filler Flap CL Motor (M14/10)	Right side of trunk. See Fig. 49.
Fuel Pump (M3)	In right side of fuel tank. See Fig. 74.
High-Pressure/Return Pump	Integral to traction system hydraulic unit.
Left "B" Pillar Air Distribution Actuator Motor (M16/33)	Under left front seat. See Fig. 63.
Left Center Air Flap Actuator Motor (M2/12)	Left side of HVAC unit. See Fig. 51.
Left Defroster Vent Flap Actuator Motor (M2/8)	Left side of HVAC unit. See Fig. 51.
Left Footwell Flap Actuator Motor (M2/10)	Lower left side of HVAC unit. See Fig. 51.
Left Front Backrest Angle Adjustment Motor (M27/5)	In left front seatback. See Fig. 53.
Left Front Head Restraint Motor (M27/4)	In left front seatback. See Fig. 53.
Left Front Seat Cushion Fore/Aft Motor (M27/8)	Under left front seat. See Fig. 53.
Left Front Seat Cushion Inclination Motor (M27/9)	Under left front seat. See Fig. 53.
Left Front Seat Fore/Aft Adjustment Motor (M27/1)	Under left front seat. See Fig. 53.
Left Front Seat Height Adjustment Motor (M27/10)	Under left front seat. See Fig. 53.
Left Side Outlet Flap Actuator Motor (M2/17)	Left side of HVAC unit. See Fig. 51.
Left Suction Spray Pump (95/1)	In left side of fuel tank. See Fig. 74.
Lower Left Blending Air Flap Actuator Motor (M2/31)	Left side of HVAC unit. See Fig. 51.
Lower Right Blending Air Flap Actuator Motor (M2/33)	Lower middle of HVAC unit. See Fig. 51.
Multicontour Seat Pneumatic Pump (M40)	Left side of trunk. See Fig. 54.
Opening Assist Motor (Left/Right)	Integral to respective front door lock unit.
Pneumatic Pump For Dynamic Seat Control (M40/1)	Left front of trunk. See Fig. 52.
Power Closing Motor (Left/Right)	Integral to respective front door lock unit.
Power Window Motor (Front Left/Right) (M10/3 & M10/4)	In respective front doors. See Fig. 50.
Power Window Motor (Rear Left/Right) (M10/5 & M10/6)	In respective rear doors. See Fig. 50.
Right "B" Pillar Air Distribution Actuator Motor (M16/34)	Under right front seat. See Fig. 63.
Right Center Air Flap Actuator Motor (M2/13)	Center of HVAC unit. See Fig. 51.
Right Defroster Vent Flap Actuator Motor (M2/9)	Center of HVAC unit. See Fig. 51.
Right Footwell Flap Actuator Motor (M2/11)	Lower center of HVAC unit. See Fig. 51.
Right Front Backrest Angle Adjustment Motor (M28/5)	In right front seatback. See Fig. 53.
Right Front Head Restraint Motor (M28/4)	In right front seatback. See Fig. 53.
Right Front Seat Cushion Fore/Aft Motor (M28/8)	Under right front seat. See Fig. 53.
Right Front Seat Cushion Inclination Motor (M28/9)	Under right front seat. See Fig. 53.
Right Front Seat Fore/Aft Adjustment Motor (M28/1)	Under right front seat. See Fig. 53.
Right Front Seat Height Adjustment Motor (M28/10)	Under right front seat. See Fig. 53.
Right Side Outlet Flap Actuator Motor (M2/18)	Right side of HVAC unit. See Fig. 51.
Roof Drive System (M12)	Left front of roof. See Fig. 50.
Throttle Valve Actuator (V8) (M16/6)	On throttle body assembly. See Fig. 60.
Throttle Valve Actuator (V12) (M16/6)	Top center rear of engine. See Fig. 64.
Trunk Lid CL [ZV] Motor (M14/7)	Center rear of trunk lid. See Fig. 46.
Upper Left Blending Air Flap Actuator Motor (M2/30)	Left side of HVAC unit. See Fig. 51.
Upper Right Blending Air Flap Actuator Motor (M2/32)	Upper middle of HVAC unit. See Fig. 51.

Mercedes-Benz CL550 2007 - SENDING UNITS & SENSORS

Mercedes-Benz CL550 2007 SENDING UNITS & SENSORS LOCATION

Component	Location
AAC (KLA) Multi-Function Sensor (B31/1)	Right rear of engine compartment. See Fig. 63.
AAC (KLA) Sun Sensor (B32/2)	Left rear of engine compartment lid. See Fig. 63.
ABC Lateral Acceleration Sensor (B24/12)	In left front footwell. See Fig. 46.
ABC Pressure Sensor (B4/5)	Behind left side of front bumper. See Fig. 46.
Accelerator Pedal Sensor (B37)	Top of accelerator pedal assembly. See Fig. 47.
Ambient Temperature Display Temperature Sensor (B14)	Behind left side of front bumper. See Fig. 63.
Automatic Dimming Interior Rearview Mirror Sensor (Back)	Rear of inside rearview mirror.
Automatic Dimming Interior Rearview Mirror Sensor (Forward)	Front of inside rearview mirror.
BAS Diaphragm Travel Sensor (A7/7b1)	On BAS brake booster. See Fig. 48.
Belt Tension Sensor (B48/3)	Right side of right front seat. See Fig. 55.
Brake Pad Contact Sensor (Left Front)	Behind left front wheel.
Brake Pad Contact Sensor (Left Rear)	Behind left rear wheel.
Brake Pad Contact Sensor (Right Front)	Behind right front wheel.
Brake Pad Contact Sensor (Right Rear)	Behind right rear wheel.
Camshaft Hall Sensor (Left Bank) (V12) (B6/2)	Rear of left valve cover. See Fig. 66.
Camshaft Hall Sensor (Left Exhaust) (V8) (B6/6)	Front of left cylinder bank. See Fig. 57.
Camshaft Hall Sensor (Left Intake) (V8) (B6/4)	Front of left cylinder bank. See Fig. 57.
Camshaft Hall Sensor (Right Bank) (V12) (B6/3)	Rear of right valve cover. See Fig. 66.
Camshaft Hall Sensor (Right Exhaust) (V8) (B6/7)	Front of right cylinder bank. See Fig. 57.
Camshaft Hall Sensor (Right Intake) (V8) (B6/5)	Front of right cylinder bank. See Fig. 57.
Charge Air Temperature Sensor (B17/8)	Top of engine. See Fig. 64.
Coolant Temperature Sensor (V8) (B11/4)	Rear of engine. See Fig. 58.
Coolant Temperature Sensor (V12) (B11/4)	Top front of engine. See Fig. 67.
Crankshaft Hall Sensor (V8) (B70)	Left rear of engine. See Fig. 58.
Crankshaft Position Sensor (V12) (L5)	Top rear of engine. See Fig. 66.
Driver Door Infrared Sensor (B58)	Integral to driver's door outside handle. See Fig. 49.
Driver Door Pressure Sensor (B48/7)	In left door. See Fig. 55.
Driver-Side Frontal Acceleration Sensor (B48/1)	Behind left side of front bumper. See Fig. 55.
DTR Radar Sensor	Center front of engine compartment. See Fig. 75.
Evaporator Temperature Sensor (B10/6)	Left side of HVAC unit. See Fig. 51.
Footwell Temperature Sensor (Left) (B10/35)	Left side of HVAC unit. See Fig. 51.
Footwell Temperature Sensor (Right) (B10/36)	Left side of HVAC unit. See Fig. 51.
Front Axle Brake Pressure Sensor	Integral to traction system hydraulic unit.
Front Bumper Radar Sensor (Left Inner) (A86/1b2)	Behind left side of front bumper. See Fig. 44.
Front Bumper Radar Sensor (Left Outer) (A86/1b1)	Behind left corner of front bumper. See Fig. 44.
Front Bumper Radar Sensor (Right Inner) (A86/1b3)	Behind right side of front bumper. See Fig. 44.
Front Bumper Radar Sensor (Right Outer) (A86/1b4)	Behind right end of front bumper. See Fig. 44.
Front Knock Sensor (Left) (A29/1)	Front left side of engine. See Fig. 68.
Front Knock Sensor (Right) (A30/1)	Right front side of engine. See Fig. 68.
Front Passenger Door Pressure Sensor (B48/8)	In right door. See Fig. 55.
Fuel Level Sensor (Left Tank Half) (B4/1)	In left side of fuel tank. See Fig. 74.
Fuel Level Sensor (Right Tank Half) (B4/2)	In right side of fuel tank. See Fig. 74.
Fuel Pressure Sensor (B4/7)	In left side of fuel tank. See Fig. 74.
Fuel Tank Pressure Sensor (B4/3)	In fuel tank. See Fig. 73.
Hot Film MAF Sensor (V8) (B2/5)	Center rear of engine. See Fig. 60.
In-Car Temperature Sensor (B10/4)	Behind left side of dash. See Fig. 63.
Intake Manifold Pressure Sensor (Downstream Of Filter - Left Bank) (B28/4)	Top left side of engine. See Fig. 64.
Intake Manifold Pressure Sensor (Downstream Of Filter - Right Bank) (B28/5)	Top right side of engine. See Fig. 64.
Intake Manifold Tumble Flap Position Sensor (Left) (V8) (B28/9)	Left side of engine. See Fig. 60.
Intake Manifold Tumble Flap Position Sensor (Right) (V8) (B28/10)	Right side of engine. See Fig. 60.
Left Front ABC Pressure Sensor (B4/8)	Behind left side of front bumper. See Fig. 46.
Left Front Body Lateral Acceleration Sensor (B24/3)	Left side of engine compartment. See Fig. 46.
Left Front Level Sensor (B22/8)	In left front wheelwell. See Fig. 46.
Left Front Pressure Sensor	Integral to traction system hydraulic unit.
Left Front Wheel RPM Sensor (L6/1)	On left front wheel hub assembly. See Fig. 46.
Left Keyless Go Sensor Unit (B67/1b1)	In left door outside handle. See Fig. 50.
Left Knock Sensor 2 (V8) (A16/2)	Under intake manifold. See Fig. 59.
Left O2 Sensor Connector (Upstream Of TWC) (G3/3x1)	Left rear of engine. See Fig. 69.
Left O2 Sensor (Downstream Of TWC) (G3/5)	In exhaust, under left front of vehicle. See Fig. 73.
Left Rear ABC Pressure Sensor (B4/10)	In left wheelwell. See Fig. 46.
Left Rear Level Sensor (B22/7)	In left rear wheelwell. See Fig. 46.
Left Rear Pressure Sensor	Integral to traction system hydraulic unit.
Left Rear Wheel RPM Sensor (L6/3)	On left rear wheel hub assembly. See Fig. 46.
Oil Sensor (Level, Temperature, Quality) (V12) (B40)	Bottom of oil pan. See Fig. 67.
Outlet Temperature Sensor (Left) (B10/31)	Left side of HVAC unit. See Fig. 51.
Outlet Temperature Sensor (Right) (B10/32)	Left side of HVAC unit. See Fig. 51.
Passenger-Side Frontal Acceleration Sensor (B48/2)	Behind right side of front bumper. See Fig. 55.
Pressure Sensor (Downstream Of Throttle Valve Actuator) (B28/7)	Top of engine, near throttle body. See Fig. 65.
Pressure Sensor (Intake Manifold) (V8) (B28)	Top right front of engine. See Fig. 60.
Pressure Sensor (Upstream Of Throttle Valve Actuator) (B28/6)	Top of engine, near throttle body. See Fig. 64.
Rear Bumper Radar Sensor (Left Inner) (A86/2b3)	Behind left side of rear bumper. See Fig. 45.
Rear Bumper Radar Sensor (Left Outer) (A86/2b4)	Behind left end of rear bumper. See Fig. 45.
Rear Bumper Radar Sensor (Right Inner) (A86/2b2)	Behind right side of rear bumper. See Fig. 45.
Rear Bumper Radar Sensor (Right Outer) (A86/2b1)	Behind right end of rear bumper. See Fig. 45.
Rear Knock Sensor (Left) (A29/2)	Rear left side of engine. See Fig. 68.
Rear Knock Sensor (Right) (A30/2)	Right rear side of engine. See Fig. 68.
Refrigerant Pressure Sensor (B12)	Left front of engine compartment. See Fig. 63.
Right Front ABC Pressure Sensor (B4/9)	Behind left side of front bumper. See Fig. 46.
Right Front Body Lateral Acceleration Sensor (B24/4)	Right side of engine compartment. See Fig. 46.
Right Front Level Sensor (B22/9)	In right front wheelwell. See Fig. 46.
Right Front Wheel RPM Sensor (L6/2)	On right front wheel hub assembly. See Fig. 46.
Right Heater Core Temperature Sensor	In center console.
Right Keyless Go Sensor Unit (B67/2b1)	In right door outside handle. See Fig. 50.
Right Knock Sensor 1 (V8) (A16/1)	Under intake manifold. See Fig. 59.
Right O2 Sensor Connector (Upstream Of TWC) (G3/4x1)	Right rear of engine. See Fig. 69.
Right O2 Sensor (Downstream Of TWC) (G3/6)	In exhaust, under right front of vehicle. See Fig. 73.
Right Rear ABC Pressure Sensor (B4/11)	In right rear wheelwell. See Fig. 46.
Right Rear Body Lateral Acceleration Sensor (B24/6)	Front center of luggage compartment. See Fig. 46.
Right Rear Level Sensor (B22/10)	In right rear wheelwell. See Fig. 46.
Right Rear Pressure Sensor	Integral to traction system hydraulic unit.
Right Rear Wheel RPM Sensor (L6/4)	On right rear wheel hub assembly. See Fig. 46.
Seat Occupied Recognition Pressure Sensor (B48/4)	Under right front seat. See Fig. 55.
Steering Angle Sensor (N49)	On steering column. See Fig. 46.
TPM (RDK) Wheel Sensor (4)	Inside each wheel.
Vehicle-Sensitive Seatbelt Lock Sensor (A60)	Under left rear seat. See Fig. 55.
Yaw Rate, Lateral & Longitudinal Acceleration Sensor (B24/15)	Center front of trunk. See Fig. 48.

Mercedes-Benz CL550 2007 - SOLENOIDS & SOLENOID VALVES

Mercedes-Benz CL550 2007 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
ABC Front Axle Valve Unit (Y36/1)	Behind left side of front bumper. See Fig. 46.
ABC Rear Axle Valve Unit (Y36/2)	Left rear wheelwell. See Fig. 46.
ABC Suction Restrictor Valve (Y86/1)	Left front of engine compartment. See Fig. 46.
A/C Compressor (A9)	Left front of engine. See Fig. 63.
Activated Charcoal Filter Shutoff Valve (Y58/4)	Under left rear of vehicle. See Fig. 73.
Air Injection Combination Valve (Left Bank) (V8) (126/1)	Front of left cylinder bank. See Fig. 66.
Air Injection Combination Valve (Left Bank) (V12) (126/1)	Top front of engine. See Fig. 67.
Air Injection Combination Valve (Right Bank) (V8) (126/2)	Front of right cylinder bank. See Fig. 66.
Air Injection Combination Valve (Right Bank) (V12) (126/2)	Top front of engine. See Fig. 67.
Air Pump Switchover Valve (V8) (Y32)	Top right front of engine. See Fig. 57.
Air Pump Switchover Valve (V12) (Y32)	Top rear of right cylinder bank. See Fig. 65.
BAS Solenoid Valve (A7/7y1)	On BAS brake booster. See Fig. 48.
Camshaft Exhaust Solenoid (Left) (V8) (Y49/6)	Front of left cylinder bank. See Fig. 57.
Camshaft Exhaust Solenoid (Right) (V8) (Y49/7)	Front of right cylinder bank. See Fig. 57.
Camshaft Intake Solenoid (Left) (V8) (Y49/4)	Front of left cylinder bank. See Fig. 57.
Camshaft Intake Solenoid (Right) (V8) (Y49/5)	Front right cylinder bank. See Fig. 57.
Deceleration Air Valve (Left/Right) (110/4)	Under respective turbocharger. See Fig. 70.
Divert Air Switch-Over Valve (Y101)	Top rear of right cylinder bank. See Fig. 65.
Electric Control Unit (VGS)	Top of transmission.
Front Axle Inlet Solenoid Valve	Integral to traction system hydraulic unit.
Front Axle Switchover Solenoid Valve	Integral to traction system hydraulic unit.
Fuel Injectors (V8) (Y62/1 - Y62/8)	Top of engine, above each cylinder. See Fig. 61.
Heater System Shutoff Valve (V8) (Y16/2)	Rear of engine. See Fig. 62.
Left Front Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit.
Left Front Axle Solenoid Valve (Release)	Integral to traction system hydraulic unit.
Left Rear Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit.
Left Rear Axle Solenoid Valve (Release)	Integral to traction system hydraulic unit.
Power Steering Pump Pressure Regulator Valve (V8) (Y10/1)	On power steering pump. See Fig. 58.
Purge Control Valve (V8) (Y58/1)	Left rear of engine. See Fig. 59.
Rear Axle Inlet Solenoid Valve	Integral to traction system hydraulic unit.
Rear Axle Switchover Solenoid Valve	Integral to traction system hydraulic unit.
Right Front Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit.
Right Front Axle Solenoid Valve (Release)	Integral to traction system hydraulic unit.
Right Rear Axle Solenoid Valve (Hold)	Integral to traction system hydraulic unit.
Right Rear Axle Solenoid Valve (Release)	Right rear axle solenoid valve (hold).
Three-Disc Thermostat Valve (V8) (Y110)	Top front of engine. See Fig. 57.
Vacuum Check Valve (128)	Front of right cylinder bank. See Fig. 57.
Variable Intake Manifold Switchover Diaphragm (V8) (Y22/6)	Top front of engine. See Fig. 61.

Mercedes-Benz CL550 2007 - SWITCHES

Mercedes-Benz CL550 2007 SWITCHES LOCATION

Component	Location
ATA (EDW) Hood Switch	Right front of engine compartment.
BAS Release Switch (A7/7s1)	On BAS brake booster. See Fig. 48.
Brake Fluid Indicator Switch (S11)	On BAS brake booster. See Fig. 48.
Coolant Level Indicator Switch	On coolant reservoir.
Drive Lock Pawl Switch (Left/Right)	Integral to respective front door lock unit.
Driver Seat Belt Buckle And Seat Belt Warning Switch (S68/1)	In driver's seat belt buckle assembly. See Fig. 55.
Front Passenger Seat Belt Buckle And Seat Belt Warning Switch (S68/2)	In front passenger's seat belt buckle assembly. See Fig. 55.
Left Front Seat Backrest Angle Microswitch (S91/1)	In left front seatback. See Fig. 53.
Left Rear Seat Belt Buckle Switch	In left rear seat belt buckle.
Left Rotary Tumbler Switch (A85s1)	Integral to left door lock unit. See Fig. 46.
Oil Level Check Switch (V8) (S43)	Left side of oil pan. See Fig. 58.
Right Front Seat Backrest Angle Microswitch (S92/1)	In right front seatback. See Fig. 53.
Right Rear Seat Belt Buckle Switch	In right rear seat belt buckle.
Right Rotary Tumbler Switch (A85/1s1)	Integral to right door lock unit. See Fig. 46.
Safety Limit Switch (Left/Right)	Integral to respective front door lock unit.
Trunk Lid Contact Switch (S88/6)	Center rear of trunk lid. See Fig. 49.
Windshield Washer Fluid Level Indicator Switch	On washer fluid reservoir.

Mercedes-Benz CL550 2007 - MISCELLANEOUS

Mercedes-Benz CL550 2007 MISCELLANEOUS LOCATION

Component	Location
Airbag System Driver Assist (B48/5)	Left front doorsill. See Fig. 55.
Airbag System Front Passenger Assist (B48/6)	Right front doorsill. See Fig. 55.
Antenna Splitter	Left front of luggage compartment.
Audible Turn Signal Indicator	Inside instrument cluster.
Bluetooth Antenna	Left rear of roof.
Boost Pressure Control Pressure Transducer (Y31/5)	Left rear of engine. See Fig. 65.
Center Console Keyless Go Antenna (A2/60)	Under center console.
Central TPM [RDK] Antenna	Under right side of vehicle.
CTEL Antenna	Left side of trunk lid.
Cylinder 1- 4 Ignition Coils (V8) (T1/1 - T1/4)	Top of right cylinder bank. See Fig. 61.
Cylinder 1- 4 Ignition Coils (V12) (T1/1 - T1/6)	Top of right cylinder bank.
Cylinder 1- 4 Ignition Coils (V12) (T1/7 - T1/12)	Top of left cylinder bank.
Cylinder 5 - 8 Ignition Coils (V8) (T1/5 - T1/8)	Top of left cylinder bank. See Fig. 61.
Data Link Connector	Under left end of dash.
Driver Airbag Ignition Squib 1 (R12/13)	In steering wheel. See Fig. 55.
Driver Airbag Ignition Squib 2 (R12/14)	In steering wheel. See Fig. 55.
Driver Buckle ETR Squib (R46)	In driver seat belt buckle assembly. See Fig. 55.
Driver Kneebag Ignition Squib (R12/25)	Under left side of dash. See Fig. 55.
Emergency Call Antenna	Right side of trunk lid.
Emergency Call System Backup Antenna (Left/Right)	At respective side of luggage compartment.
Fanfare Horns & Airbag Clock Spring Contact	Top of steering column.
Front Passenger Airbag Ignition Squib 1 (R12/4)	Under right side of dash. See Fig. 55.
Front Passenger Airbag Ignition Squib 2 (R12/5)	Under right side of dash. See Fig. 55.
Front Passenger Buckle ETR Squib (R46/1)	Left side of right front seat. See Fig. 55.
Garage Door Opener Transmitter Unit	In inside rearview mirror.
GPS Antenna	Left side of trunk lid.
Interior Keyless Go Antenna (A2/61)	Under rear of center console.
Keyless Go Antenna (Rear Doors) (A2/39 & A2/41)	In respective rear doors.
Keyless Go Trunk Antenna (A2/35)	Center front of luggage compartment.
Left Front Center Air Outlet Potentiometer (R41/3rl)	Under left center of dash. See Fig. 63.
Left Front Side Airbag Ignition Squib (R12/20)	In left front seatback. See Fig. 55.
Left Front Side Airbag Ignition Squib (R12/21)	In right front seatback. See Fig. 55.
Left Rear ETR Ignition Squib (R12/6)	Left "C" pillar. See Fig. 55.
Left Rear Side Airbag Ignition Squib (R12/11)	Behind left rear quarterpanel. See Fig. 55.
Left Rear Window Airbag Ignition Squib (R12/22)	Left "C" pillar. See Fig. 55.
Left Side Air Outlet Potentiometer (R41/1)	Under left side of dash. See Fig. 63.
Rear Window Antenna Amplifier Module (A2/12)	Center rear of roof. See Fig. 49.
Right Front Center Air Outlet Potentiometer (R41/3r2)	Under right center of dash. See Fig. 63.
Right Rear ETR Ignition Squib (R12/7)	Right "C" pillar. See Fig. 55.
Right Rear Side Airbag Ignition Squib (R12/12)	Behind right rear quarterpanel. See Fig. 55.
Right Rear Window Airbag Ignition Squib (R12/23)	Right "C" pillar. See Fig. 55.
Right Side Air Outlet Potentiometer (R41/2)	Under right side of dash. See Fig. 63.
SDAR Antenna	Center of trunk lid.
Telephone & GPS Antenna	Left side of trunk lid.
TPM [RDK] Wheel Antenna (Left/Right Front)	In respective front wheelwell.
Tumble Flap Switchover Aneroid Capsule (V8) (22/9)	Top front of engine. See Fig. 61.
Washer Nozzle Hose Heater	Left front wheelwell.
Wiper Park Heater	Base of windshield.

Mercedes-Benz CL550 2007 - CONNECTORS

Mercedes-Benz CL550 2007 CONNECTORS LOCATION

Component	Location
X18 (1)	Right front footwell. See Fig. 32.
X18 (2)	Right front footwell. See Fig. 33.
X18 (3)	Right front footwell. See Fig. 34.
X25/8 (3)	Near right "C" pillar. See Fig. 37.
X25/8 (4)	Near right "C" pillar. See Fig. 36.
X25/8 (5A)	Near right "C" pillar. See Fig. 35.
X26 (1)	Top left side of engine. See Fig. 38.
X26 (2)	Top left side of engine. See Fig. 39.
X35/1 (2)	In left door. See Fig. 40.
X35/2 (2)	In right door. See Fig. 42.
X35/2 (3)	In right door. See Fig. 43.
X36/2 (3)	In left door. See Fig. 41.

Mercedes-Benz CL550 2007 - GROUNDS

Mercedes-Benz CL550 2007 GROUNDS LOCATION

Component	Location
W2	Right front of engine compartment. See Fig. 1.
W3/1	Right rear of engine compartment. See Fig. 2.
W3/2	Left rear of engine compartment. See Fig. 3.
W6	Left side of trunk. See Fig. 4.
W7/1	Right rear of trunk. See Fig. 5.
W9	Left front of engine compartment. See Fig. 6.
W10	Right rear of engine compartment. See Fig. 7.
W10/1	Top of engine. See Fig. 8.
W10/4	Right side of trunk. See Fig. 9.
W11w1	Right rear of engine. See Fig. 12.
W11w2	Left rear of engine. See Fig. 13.
W11/2	Right front of engine. See Fig. 10.
W11/3	Left front of engine. See Fig. 11.
W13	At left "C" pillar. See Fig. 14.
W14/3	Right side of engine compartment. See Fig. 15.
W15	Right front footwell. See Fig. 16.
W15/1	Right front footwell. See Fig. 17.
W15/3	Top front of engine. See Fig. 18.
W17	Right rear footwell. See Fig. 19.
W17/1	Left rear footwell. See Fig. 20.
W18	Under left front seat. See Fig. 21.
W19	Under right front seat. See Fig. 22.
W26	Under front of center console. See Fig. 23.
W26/1	Inside left front seatback. See Fig. 24.
W26/2	Inside right front seatback. See Fig. 25.
W34	Left front footwell. See Fig. 26.
W34/1	Left front footwell. See Fig. 27.
W43	Left front footwell. See Fig. 28.
W46	Right front of engine. See Fig. 29.
W54	Right front of trunk. See Fig. 30.
W54/3	Left front of trunk. See Fig. 31.

Mercedes-Benz CL550 2007 - SPLICES

Mercedes-Benz CL550 2007 SPLICES LOCATION

Component	Location
Z3/19	Right front of trunk.
Z3/36z1	Under left front seat.
Z4/6z5	Right side of trunk lid.
Z5 (V8)	Right side of engine.
Z5 (V12)	Left rear of engine compartment.
Z5z1	In left door.
Z5z2	Right side of engine.
Z6z1	Right side of engine.
Z6z2	Left rear of engine.
Z6/26	Right side of engine.
Z6/30	Left front seat backrest.
Z6/30z1	Right front seat backrest.
Z6/30z2	Under center of dash.
Z6/38	Right front footwell.
Z6/56	Left side of trunk.
Z6/92	Right side of trunk lid.
Z7/5	Right front doorsill.
Z7/5z1	Left front footwell.
Z7/35z1	Right side of engine.
Z7/35z2	Left rear of engine.
Z7/36z1	Right side of engine.
Z7/36z2	Left side of engine.
Z7/38	Right side of engine.
Z7/38z1	Right side of engine.
Z7/38z2 (V8)	Rear of engine.
Z7/38z2 (V12)	Left side of engine.
Z7/39	Rear of engine.
Z7/40	Left side of trunk.
Z7/41	Right rear of engine.
Z7/43	Right side of engine.
Z7/43z1	Right rear of engine.
Z7/43z2	Right rear of engine.
Z7/44	Rear of engine.
Z7/51	Right front footwell.
Z7/60z1	Under center of dash.
Z7/60z2	Left front footwell.
Z7/72z1	Under center of dash.
Z7/72z2	Left front footwell.
Z28/20	Left front footwell.
Z28/21	Left front footwell.
Z28/22	Right front footwell.
Z28/23	Right front footwell.
Z36/1	Behind right side of rear bumper.
Z36/2	Behind right side of rear bumper.
Z36/3	Behind right side of front bumper.
Z36/4	Behind front bumper.
Z36/16	Behind front bumper.
Z36/17	Behind center of rear bumper.
Z36/18	Behind front bumper.
Z36/19	Behind center of rear bumper.
Z50/37	Under right side of dash.
Z53/9	Under center console.
Z61/8z1	Under left front seat.
Z61/9	Under right front seat.
Z61/10z1	Left front seat backrest.
Z61/10z2	Left front seatback.
Z68/3	Under center of dash.
Z68/10	Under center of dash.
Z68/11	Under center of dash.
Z68/12	Under center of dash.
Z68/13	Right front footwell.
Z68/14	Left front footwell.
Z81z2	Under center console.
Z81/4	Under right front seat.
Z81/5	Under center of dash.
Z81/11	Under center of dash.
Z100/2	Left side of trunk.
Z110/1	Left rear of engine compartment.
Z110/2	Under left front seat.
Z110/3	Left rear of engine compartment.
Z111	Under left front seat.
Z111z2	Under center of dash.
Z111/1	Left rear of engine compartment.