Vehicle Maintenance Mercedes C-Class (W203)
General description of current maintenance
This chapter has been written to help the hobby mechanic keep their vehicle in top condition for maximum performance, economy, safety and reliability. Further in the...
This chapter has been written to help the hobby mechanic keep their vehicle in top condition for maximum performance, economy, safety and reliability. Further in the...
Maintenance Specifications
Types and volumes of lubricants and fluids used Keep children away from operating materials. If ingested by a child, consult a doctor immediately. Use materials...
Types and volumes of lubricants and fluids used Keep children away from operating materials. If ingested by a child, consult a doctor immediately. Use materials...
Scheduled maintenance due indicator
Service intervals are indicated on a digital display located on the dashboard. The first indication of the need for maintenance appears approximately one month or 3,000...
Service intervals are indicated on a digital display located on the dashboard. The first indication of the need for maintenance appears approximately one month or 3,000...
Maintenance Schedule
The suggested recommendations assume that the owner performs the vehicle maintenance procedures independently, in contrast to the work performed at the service station...
The suggested recommendations assume that the owner performs the vehicle maintenance procedures independently, in contrast to the work performed at the service station...
General setup information
Term «setting» is used in this manual to refer to a set of procedures rather than a single procedure. If the routine maintenance schedule is strictly adhered to from the...
Term «setting» is used in this manual to refer to a set of procedures rather than a single procedure. If the routine maintenance schedule is strictly adhered to from the...
Checking fluid levels, leak control
Note. Below are the procedures for checking fluid levels every 1000 km, monthly and before each long trip. A description of other fluid level checks can be found later...
Note. Below are the procedures for checking fluid levels every 1000 km, monthly and before each long trip. A description of other fluid level checks can be found later...
Checking tire condition and pressure. Wheel designation. Wheel rotation and replacement
Depending on the model and equipment, tires and wheels of various sizes can be fitted. The discs have a pressing depth of 38 mm. The pressing depth is the distance from...
Depending on the model and equipment, tires and wheels of various sizes can be fitted. The discs have a pressing depth of 38 mm. The pressing depth is the distance from...
Changing the engine oil and oil filter
Attention! Prolonged skin contact with used motor oil is quite dangerous. Use barrier cream and wear gloves during this procedure. Change oil-soaked clothing...
Attention! Prolonged skin contact with used motor oil is quite dangerous. Use barrier cream and wear gloves during this procedure. Change oil-soaked clothing...
Brake system checks, parking brake adjustment
Warning! Dust resulting from wear on the linings and accumulating on brake components may contain asbestos that is hazardous to health. Do not blow this dust out with...
Warning! Dust resulting from wear on the linings and accumulating on brake components may contain asbestos that is hazardous to health. Do not blow this dust out with...
Fuel system check
Warning! Gasoline is highly flammable, so special precautions must be taken when working on any component of the fuel system. Do not smoke, and do not approach the work...
Warning! Gasoline is highly flammable, so special precautions must be taken when working on any component of the fuel system. Do not smoke, and do not approach the work...
Checking the condition and replacing the engine compartment hoses, localizing leaks
Attention! The replacement of the air conditioning system hoses should be carried out at a representative service station or a specialist workshop that has the equipment...
Attention! The replacement of the air conditioning system hoses should be carried out at a representative service station or a specialist workshop that has the equipment...
Checking the condition of the ribbed belts of the serpentine drive of auxiliary units
Inspection 1. It is necessary to periodically check the condition of the belt, and if defects are found, replace the belt. 2. The belt tension is carried out by an...
Inspection 1. It is necessary to periodically check the condition of the belt, and if defects are found, replace the belt. 2. The belt tension is carried out by an...
Checking the functioning of the cooling system and frost resistance of the coolant
1. Many serious engine malfunctions are related to malfunctions in the cooling system. If the car is equipped with an automatic transmission, then its operation and...
1. Many serious engine malfunctions are related to malfunctions in the cooling system. If the car is equipped with an automatic transmission, then its operation and...
Check of a condition of system of release of the fulfilled gases
1. The check should be carried out with a cold engine, so it is best to do it before the first trip of the day or no earlier than three hours after turning off the...
1. The check should be carried out with a cold engine, so it is best to do it before the first trip of the day or no earlier than three hours after turning off the...
Checking the automatic transmission oil level
Marks on the dipstick for measuring the level of automatic transmission fluid. A - at an oil temperature of 25°C B - at a temperature of 80°C 1. The fluid level in the...
Marks on the dipstick for measuring the level of automatic transmission fluid. A - at an oil temperature of 25°C B - at a temperature of 80°C 1. The fluid level in the...
Visual control of the gearbox for oil leaks
Oil leaks from the gearbox are possible in the following places. Joint between cylinder block and gearbox (crankshaft rear oil seal and gearbox shaft oil seal). Oil...
Oil leaks from the gearbox are possible in the following places. Joint between cylinder block and gearbox (crankshaft rear oil seal and gearbox shaft oil seal). Oil...
Checking the condition of suspension and steering components
Note. Steering and suspension components should be checked regularly. Worn or damaged suspension and steering components can cause excessive and dangerous tire wear,...
Note. Steering and suspension components should be checked regularly. Worn or damaged suspension and steering components can cause excessive and dangerous tire wear,...
Check of a condition of protective covers of power shafts
1. Protective covers of drive shafts are very important elements, because. they protect the constant velocity joints (SHRUS) against dirt, water and other foreign...
1. Protective covers of drive shafts are very important elements, because. they protect the constant velocity joints (SHRUS) against dirt, water and other foreign...
Checking the fluid level of the power steering system
1. Periodically check the fluid level in the power steering system to avoid problems with the vehicle's handling, such as damage to the steering pump. Proceed as...
1. Periodically check the fluid level in the power steering system to avoid problems with the vehicle's handling, such as damage to the steering pump. Proceed as...
Checking the fluid level of the clearance control system
Attention! The car must not be loaded. 1. Turn off the ignition. 2. Remove the cover (1) on the expansion tank (2) m Remove the level indicator. 3. Wipe the pointer with...
Attention! The car must not be loaded. 1. Turn off the ignition. 2. Remove the cover (1) on the expansion tank (2) m Remove the level indicator. 3. Wipe the pointer with...
Checking the air conditioning system
Attention! Attention! The air conditioning system is under high pressure. Do not attempt to loosen any connections or remove parts of the system without first...
Attention! Attention! The air conditioning system is under high pressure. Do not attempt to loosen any connections or remove parts of the system without first...
Cleaning the sunroof sliding panel mechanism
Sliding and lifting panel Cleaning guide bars and pads 1. Fully open the sunroof panel. 2. Clean the guide bars and sliders with a cloth. 3. Close the roof. Panoramic...
Sliding and lifting panel Cleaning guide bars and pads 1. Fully open the sunroof panel. 2. Clean the guide bars and sliders with a cloth. 3. Close the roof. Panoramic...
Visual inspection of the seat belt and airbag unit
1. Fully extend the seat belt and check the webbing for broken threads. 2. Damage can be caused by, for example, a pinched belt or exposure to a burning cigarette. In...
1. Fully extend the seat belt and check the webbing for broken threads. 2. Damage can be caused by, for example, a pinched belt or exposure to a burning cigarette. In...
Checking the headlights and horn
1. Turn on the ignition and check the operation of all external lighting devices. 2. With the help of an assistant or by driving the car in reverse against a wall, check...
1. Turn on the ignition and check the operation of all external lighting devices. 2. With the help of an assistant or by driving the car in reverse against a wall, check...
Checking the condition, adjusting and replacing the wiper blades
Measuring the angle of inclination of the lever plane to the glass surface 1 key 2 - wiper lever 3 - lock screw Windscreen wiper blades accumulate a film of road over...
Measuring the angle of inclination of the lever plane to the glass surface 1 key 2 - wiper lever 3 - lock screw Windscreen wiper blades accumulate a film of road over...
Battery check, care and charging
Tools and Materials Needed for Battery Care 1 - Face shield / goggles - when brushing off traces of corrosion, particles of crystallized acid can easily get into the...
Tools and Materials Needed for Battery Care 1 - Face shield / goggles - when brushing off traces of corrosion, particles of crystallized acid can easily get into the...
Replacing the Battery of the Tele-Aid Emergency Call System
Removing 1. Put emergency call systems into maintenance mode: Turn on the ignition. Turn on your phone. Dial *#4610# on the handset. Confirm with «OK» the message that...
Removing 1. Put emergency call systems into maintenance mode: Turn on the ignition. Turn on your phone. Dial *#4610# on the handset. Confirm with «OK» the message that...
Replacing the Cabin Air Filter Element / Charcoal Air Cleaning Filter
Replacement is made in accordance with the above Maintenance schedule . Removing 1. Release the clamps (1). Note. To open the central clamp, press slightly upwards the...
Replacement is made in accordance with the above Maintenance schedule . Removing 1. Release the clamps (1). Note. To open the central clamp, press slightly upwards the...
Checking, cleaning and lubricating the hitch
Cleaning and checking 1. Remove the hitch ball cap. 2. Remove the ball joint from the vehicle. 3. Visually check the ball head (1) and support (2). If the support is...
Cleaning and checking 1. Remove the hitch ball cap. 2. Remove the ball joint from the vehicle. 3. Visually check the ball head (1) and support (2). If the support is...
Brake Fluid Replacement
To carry out the work you will need: Ring wrench for unscrewing the bleed valve. Transparent plastic hose with an inner diameter of 6 mm and a container for collecting...
To carry out the work you will need: Ring wrench for unscrewing the bleed valve. Transparent plastic hose with an inner diameter of 6 mm and a container for collecting...
Checking the flexible coupling of the cardan shaft
1. Raise and place the vehicle on stands. 2. If necessary, remove the bottom cover of the engine compartment, refer to Section Removal and installation of a cover of an...
1. Raise and place the vehicle on stands. 2. If necessary, remove the bottom cover of the engine compartment, refer to Section Removal and installation of a cover of an...
Checking and replacing spark plugs, the condition of high-voltage wires
See also Section Checking and adjusting the ignition timing . Attention! Attention! Replace spark plugs only when the engine is cold or slightly warm. If the spark plugs...
See also Section Checking and adjusting the ignition timing . Attention! Attention! Replace spark plugs only when the engine is cold or slightly warm. If the spark plugs...
Replacing the Engine Air Filter Element
Gasoline engine 271 Removing 1. Remove 6 Torx screws (arrows in the illustration) screwdriver T25 and remove the air filter cover (1). 2. Pull the air filter slightly up...
Gasoline engine 271 Removing 1. Remove 6 Torx screws (arrows in the illustration) screwdriver T25 and remove the air filter cover (1). 2. Pull the air filter slightly up...
Fuel filter replacement
Warning! Gasoline and diesel fuel are highly flammable, so special precautions must be taken when working on any component of the fuel system. Do not smoke or approach...
Warning! Gasoline and diesel fuel are highly flammable, so special precautions must be taken when working on any component of the fuel system. Do not smoke or approach...
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- General information
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