MERCEDES-BENZ C320 REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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MERCEDES-BENZ C320 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about MERCEDES-BENZ C320 car and truck repair procedures including MERCEDES-BENZ engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your MERCEDES-BENZ C320 automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for MERCEDES-BENZ mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your MERCEDES-BENZ C320 vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR MERCEDES-BENZ C320 AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported MERCEDES-BENZ C320 cars and light trucks from 1990+

Imported Cars & Light Trucks & Vans -> 2003-04 -> Charging System
Vehicle: 2004 MERCEDES-BENZ C320 4matic 3.2 V6 GAS

Use instructions provided with charging station. Follow these procedures to prevent charging station from being accidentally exposed to high-side vehicle system pressure:

  • Do no...

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BRAKE SERVICE PROCEDURES FOR MERCEDES-BENZ C320 AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported MERCEDES-BENZ C320 cars and light trucks from 1990+.

Power Brake Units -> Power Brake Unit Service -> Brake Booster, Replace -> CL55, CL500, CL600, S55, S430, S500 & S600 -> CLK55, CLK320, CLK430 & CLK500 -> E55, E320, E430, E500, SL55, SL500, SL600, SLK32, SLK230 & SLK320
Vehicle: 2003 MERCEDES-BENZ C320 4matic 3.2 V6 GAS

Brake Booster, Replace

E55, E320, E430, E500, SL55, SL500, SL600, SLK32, SLK230 & SLK320
  • Remove master cylinder as outlined in "Hydraulic Brake Systems."
  • Inspect master cylinder rear piston for leaks. If no leaks are visible, proceed as follows:
    • Remove and measure brake fluid in booster.
    • If there is more than 3.38 ounces of brake fluid, booster must be replaced.
  • Disconnect vacuum line at booster.
  • Remove cover below instrument panel.
  • Disconnect brake pedal return spring.
  • Disconnect pedal locking device and remove pin.
  • Remove carrier mounting nuts.
  • Remove brake booster. Do not damage ...

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FUEL FILTER REPLACEMENT PROCEDURES FOR MERCEDES-BENZ C320 AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ C320 cars and light trucks sold in the U.S. for 1980+.

Mercedes-Benz -> Fuel Filter Scheduled Maintenance -> 2004-06 Models Except E Series w/Gasoline Engines -> Normal Service -> Severe Service
Vehicle: 2004 MERCEDES-BENZ C320 4matic 3.2 V6 GAS

Normal Service

Replace every ...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR MERCEDES-BENZ C320 AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported MERCEDES-BENZ C320 cars and light trucks from 1990+.

DRIVESHAFT, Replace -> Front -> Rear
Vehicle: 2001 MERCEDES-BENZ C320 3.2 V6 GAS

Front

  • Raise and support vehicle.
  • Remove right-hand 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.
  • ...

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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR MERCEDES-BENZ C320 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 C320 cars and light trucks sold in the U.S. from mid 1990's+.

Reset Procedures
Vehicle: 2005 MERCEDES-BENZ C320 4matic 3.2 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 C320 AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported MERCEDES-BENZ C320 cars and light trucks from 1990+.

Starter, Replace
Vehicle: 2005 MERCEDES-BENZ C320 3.2 V6 GAS

  • Disconnect battery ground cable.
  • Remove lower engine compartment paneling.
  • Remove complete exhaust system.
  • Remove right engine mount.
  • Disconnect circuits 30 and 50 from alternator.
  • Remove starter mounting bolts.
  • ...

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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR MERCEDES-BENZ C320 AUTOMOBILES

Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ C320 cars and light trucks sold in the U.S. as equipped to the current model year.

Cabin Air Filter Service -> Mercedes-Benz -> 2002-07 C & 2002-09 CLK Class
Vehicle: 2002 MERCEDES-BENZ C320 3.2 V6 GAS

On 2002-05 models, under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.

On 2006-08 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 2006-09 AMG mo...

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MAINTENANCE LAMP RESET PROCEDURES FOR MERCEDES-BENZ C320 AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported MERCEDES-BENZ C320 cars and light trucks sold in the U.S. from 1990+.

Mercedes-Benz -> Seat Belt & Backrest Lock Warning Lamp ->
Vehicle: 2002 MERCEDES-BENZ C320 3.2 V6 GAS

The Seat Belt and Backrest Lock warning lamp will illuminate when the ignition switch is placed in the On position to indicate the warning lamp is operational. After the engine has been started, the warning lamp should blink for brief time to remind driver and passenger to fasten seat belts. If the warning...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR MERCEDES-BENZ C320 AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported MERCEDES-BENZ C320 cars and light trucks from 1990+

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2005 MERCEDES-BENZ C320 4matic 3.2 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 C320 AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported MERCEDES-BENZ C320 cars and light trucks sold in the U.S. from 1990+.

Serpentine Drive Belt, Replace
Vehicle: 2005 MERCEDES-BENZ C320 3.2 V6 GAS

  • Disconnect fan connector and remove shroud.
  • Remove fan shroud.
  • Loosen belt by swiveling tensioning pulley stud bolt counterclockwise.
  • Lock tensio...

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COMPONENT LOCATION DIAGRAMS FOR MERCEDES-BENZ C320 AUTOMOBILES

Component location diagrams for most MERCEDES-BENZ C320 cars and light trucks sold in the U.S. from 1990+.

Interior Roof, Front Center Diagram for 2004 MERCEDES-BENZ C320 4matic 3.2 V6 GASInterior Roof, Front Center Diagram for 2004 MERCEDES-BENZ C320 4matic 3.2 V6 GAS

Components on diagram:
  • Overhead Control Panel Control Module
  • N70
  • Right Rear Wheelhouse Diagram for 2002 MERCEDES-BENZ C320  3.2 V6 GASRight Rear Wheelhouse Diagram for 2002 MERCEDES-BENZ C320 3.2 V6 GAS

    Components on diagram:
  • Activated Charcoal Filter Shutoff Valve
  • Y58/4
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    WIRING DIAGRAMS FOR MERCEDES-BENZ C320 AUTOMOBILES

    OEM drawn wiring diagrams for most MERCEDES-BENZ C320 cars and light trucks sold in the U.S.

    2002 MERCEDES-BENZ C320  3.2 V6 GAS Wiring Diagram2002 MERCEDES-BENZ C320 3.2 V6 GAS Wiring Diagram

    Components on diagram:
  • Electronic Speedometer
  • Tachometer
  • Instrument Illumination
  • High Beam Indicator Lamp
  • Warning Buzzer
  • 2002 MERCEDES-BENZ C320  3.2 V6 GAS Wiring Diagram2002 MERCEDES-BENZ C320 3.2 V6 GAS Wiring Diagram

    Components on diagram:
  • Garage Door Opener
  • Vanity Mirror
  • Dome Lamp Switch
  • In Car Temperature Sensor
  • Ambient Light Sensor
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    TECHNICAL SERVICE BULLETINS FOR MERCEDES-BENZ C320 AUTOMOBILES

    OEM TSB listings for most MERCEDES-BENZ C320 cars and light trucks sold in the U.S. from 1985+.

    Document: CAMPAIGN - CHECK CATALYTIC CONVERTERS AND REPLACE IF NECESSARY
    Vehicle: 2004 MERCEDES-BENZ C320 3.2 V6 GAS

    Auto Systems:
  • Emission Controls, Vacuum Hoses
  • Document: GARAGE DOOR OPENER CANNOT BE PROGRAMMED AND/OR RANGE IS TOO SHORT
    Vehicle: 2001 MERCEDES-BENZ C320 3.2 V6 GAS

    Symptoms:
  • Insufficient Performance
  • Auto Systems:
  • Aux Equip, Phone, Jacks, Trailer Hitches, Towing
  • CLICK HERE TO GET FULL ACCESS TO MERCEDES-BENZ C320 TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR MERCEDES-BENZ C320 AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most MERCEDES-BENZ C320 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 C320 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 C320 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 C320 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

    CLICK HERE TO GET FULL ACCESS TO MERCEDES-BENZ C320 SPECIFICATIONS DATA!

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