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2009 MERCEDES-BENZ CL550 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Technical Service Bulletins
- Specifications
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS
- Raise vehicle.
- Remove exhaust system as of flange connection.
- Detach reinforcement brace.
- Detach front exhaust shielding plate from exhaust shielding plate above center muffler.
- Remove exhaust shielding plate above center muffler in area close to tunnel.
- Detach front reinforcement brace.
- Only loosen bolts of propeller shaft intermediate bearing.
- Disconnect front propeller shaft at transmission.
- Detach rear propeller shaft from rear axle center assembly.
- Loosen fit...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
Description
Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS
While the vehicle is being driven, the Run Flat Indicator monitors the set tire inflation pressures by evaluating each wheels rotational speed. This allows the system to detect a significant loss of pressure in a tire.
If a wheel's rotational speed changes due to falling tire inflation pressure, you will see a corresponding warning...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
Alternator, Replace
Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS
- Remove battery ground cable.
- Remove front and center engine compartment paneling.
- Remove transmission oil lines double hose clamp.
- Remove power steering hydraulic line from holder on alternator.
- Remove lower alternator mounting bolts.
- Remove engine intake air duct and front engine cover.
- Remove fan shroud.
- Attach guard plate or equivalent to protect radiator and condenser.
- Remove drive belt.
- Unclip switchover valve and remove ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
Cabin Air Filter Service -> Mercedes-Benz -> 2007-09 CL & S Class
Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS
On 2007-08 models except AMG, under normal operating conditions the cabin air filter should be replaced every 24 months or 26,000 miles. In dusty areas change the cabin air filter more often.
On 2009 models except AMG, under normal operating conditions the cabin air filter should be replaced every 24 months or 20,000 miles. In dusty areas change the cabin air filter more often.
On 2007-09 AMG models, under normal operating conditions the cabin air filter shoul...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
Mercedes-Benz -> Check Engine Oil Level ->
Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS
A sensor mounted in the engine oil pan allows engine oil level to be displayed on the instrument panel trip odometer window. With the vehicle parked on a level surface, engine warmed up and shut off for 5 minutes, place ignition switch in the On position. An oil level icon along with a clock icon should appear in the trip odometer window. Press the knob to the left of the speedometer twice. The message OK, 1.0 qt., 1.5 qt., 2.0 qts., or...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
Radiator, Replace
Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS
- Remove bottom engine compartment panel.
- Drain coolant into a suitable container.
- Discharge air conditioning system.
- Remove transmission oil cooler lines.
- Remove coolant hoses from radiator.
- Remove coolant overflow hose from radiator.
- Remove fan cowl and place over fan.
- Remove radiator bracket.
- Remove upper radiator crossmember.
- Remove air ductings.
- Remove bolts from radiator support.
- Disconnect a...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS
- Open engine hood.
- Remove front engine cover.
- On models with Active Body Control (ABC), remove power steering pressure line from bracket.
- On all models, rotate or lift belt tensione...
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TECHNICAL SERVICE BULLETINS FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
OEM TSB listings for most 2009 MERCEDES-BENZ CL550 cars and light trucks sold in the U.S. from 1985+.
Document: Re-code the Software Calibration Number (SCN) Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS Auto Systems: |
Document: Maintenance Systems Overview Vehicle: 2009 MERCEDES-BENZ CL550 4matic 5.5 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2009 MERCEDES-BENZ CL550 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2009 MERCEDES-BENZ CL550 cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2009 MERCEDES-BENZ CL550 cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2009 MERCEDES-BENZ CL550 cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2009 MERCEDES-BENZ CL550 cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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