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MERCEDES-BENZ C300 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW
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2009 | 2008 |

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR MERCEDES-BENZ C300 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported MERCEDES-BENZ C300 cars and light trucks from 1990+.
DRIVESHAFT, Replace -> Front -> Rear
Vehicle: 2008 MERCEDES-BENZ C300 Sport 3.0 V6 GAS
Front
- Raise and support vehicle.
- Remove righthand sensor, downstream of TWC.
- Match mark front propeller shaft relative to flange of front axle gear and to flange of transfer case.
- Detach front propeller shaft from flange of front axle gear.
- Detach front propeller shaft from flange of transfer case.
- Remove propeller shaft from front axle gear.
- Reverse procedure to install, noting the following:
- Torque flexible coupling to transfer case (M10) 108 in. lbs. (M12) 13 ft. lbs.
- Torque flexible coupling to front axle gear to (M10) 108 in. lbs. (M12) 13 ft. lbs.
Rear
- Raise and support vehicle.
- R...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR MERCEDES-BENZ C300 AUTOMOBILES
Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported MERCEDES-BENZ C300 cars and light trucks sold in the U.S. from mid 1990's+.
Reset Procedures
Vehicle: 2008 MERCEDES-BENZ C300 4matic Sport 3.0 V6 GAS
- Verify pressures of all four tires.
- Turn electronic key in starter switch to position 2 (the engine must not be running).
- Press forward or back button on the multifunction steering wheel until the display for trip and main odometer appears.
- Press up or down arrow button repeatedly until the tire inflation pressure monitor appears.
- Press and hold reset button on the instrument cluster until the message MONITOR CURRENT TIRE PRESSURE? appears. Release the R button.
- Press button + (YES) on the multifunction steering wheel to activate the tire inflation pressure monitor. The message TIRE...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR MERCEDES-BENZ C300 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported MERCEDES-BENZ C300 cars and light trucks from 1990+.
Starter, Replace
Vehicle: 2009 MERCEDES-BENZ C300 Sport 3.0 V6 GAS
- Remove battery ground cable from battery.
- Remove rear and middle section of engine compartment paneling.
- Remove left catalytic converter.
- Remove protective cap and remove electrical lines from ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR MERCEDES-BENZ C300 AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ C300 cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> Mercedes-Benz -> 2008-09 C Class
Vehicle: 2009 MERCEDES-BENZ C300 Sport 3.0 V6 GAS
On 2008 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 2008-09 AMG models, under normal operating conditions the cabin air filter should be replaced every 24 months or 30,000 miles. In dusty areas change the cabin air filter more often.
- Remove trim ...
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MAINTENANCE LAMP RESET PROCEDURES FOR MERCEDES-BENZ C300 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported MERCEDES-BENZ C300 cars and light trucks sold in the U.S. from 1990+.
Mercedes-Benz -> Check Engine Oil Level ->
Vehicle: 2009 MERCEDES-BENZ C300 Luxury 3.0 V6 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 MERCEDES-BENZ C300 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported MERCEDES-BENZ C300 cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2008 MERCEDES-BENZ C300 4matic Sport 3.0 V6 GAS
Lower
- Drain coolant into a suitable container.
- Reposition clamp at radiator and remove hose.
- Reposition clamp at water pump and remove hose.
- Remove hose from vehicle.
- Reverse procedure to i...
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SERPENTINE BELT SERVICE PROCEDURES FOR MERCEDES-BENZ C300 AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ C300 cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2008 MERCEDES-BENZ C300 Luxury 3.0 V6 GAS
- Open engine hood.
- Remove front engine cover.
- Rotate or lift belt tensioner arm counterclockwise using a suitable tool to relieve ten...
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COMPONENT LOCATION DIAGRAMS FOR MERCEDES-BENZ C300 AUTOMOBILES
Component location diagrams for most MERCEDES-BENZ C300 cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR MERCEDES-BENZ C300 AUTOMOBILES
OEM drawn wiring diagrams for most MERCEDES-BENZ C300 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR MERCEDES-BENZ C300 AUTOMOBILES
OEM TSB listings for most MERCEDES-BENZ C300 cars and light trucks sold in the U.S. from 1985+.
Document: NOISES FROM HEADREST Vehicle: 2008 MERCEDES-BENZ C300 4matic Luxury 3.0 V6 GAS Symptoms: |
Document: Oil Seepage from Back of Cylinder Head Vehicle: 2009 MERCEDES-BENZ C300 Sport 3.0 V6 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR MERCEDES-BENZ C300 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most MERCEDES-BENZ C300 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 MERCEDES-BENZ C300 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 MERCEDES-BENZ C300 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 MERCEDES-BENZ C300 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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