Vehicle fuel system Mercedes C-Class (W202)
The fuel system includes the fuel tank, fuel pump and fuel lines, as well as the fuel injection system with a fuel cleaning filter and an air filter. The fuel tank with a capacity of 62 liters is located under the rear seat in front of the rear axle. The fuel reserve is displayed on the instrument panel.
Safety precautions and refueling
Maintaining cleanliness when working on the fuel system When working on the fuel system, observe the following rules regarding cleanliness. Clean the connection areas...
Maintaining cleanliness when working on the fuel system When working on the fuel system, observe the following rules regarding cleanliness. Clean the connection areas...
Fuel tank — design description
Gasoline engine M3m1-Fuel pump; 011. Hose clamp; 26. Mesh fuel filter; 26/1. O-ring. Be sure to replace!; 53. Fuel suction hose; 66. Ventilation hose. Only for...
Gasoline engine M3m1-Fuel pump; 011. Hose clamp; 26. Mesh fuel filter; 26/1. O-ring. Be sure to replace!; 53. Fuel suction hose; 66. Ventilation hose. Only for...
Fuel level sensor — removal and installation
Gasoline engine Each compartment of the fuel tank contains a fuel level indicator sensor. Removal 1. Drain the fuel from the tank. If only one sensor is removed, then...
Gasoline engine Each compartment of the fuel tank contains a fuel level indicator sensor. Removal 1. Drain the fuel from the tank. If only one sensor is removed, then...
Fuel pump — removal and installation
Gasoline engine Removal Warning! Be sure to pay attention to good ventilation of the workplace. Fuel vapors are toxic, avoid using open fire due to the risk of fire! The...
Gasoline engine Removal Warning! Be sure to pay attention to good ventilation of the workplace. Fuel vapors are toxic, avoid using open fire due to the risk of fire! The...
Fuel filter — removal and installation
Gasoline engine Removal Warning! Be sure to pay attention to good ventilation of the workplace. Fuel vapors are toxic, avoid using open fire due to the risk of fire! The...
Gasoline engine Removal Warning! Be sure to pay attention to good ventilation of the workplace. Fuel vapors are toxic, avoid using open fire due to the risk of fire! The...
Air filter — removal and installation
Gasoline engine Removal 1. 1.8 and 2.0 L engine: Loosen the clamp (4/8) and remove the air hose from the air filter (4). 2. 2.2 and 2.8 L engines: remove the flow meter...
Gasoline engine Removal 1. 1.8 and 2.0 L engine: Loosen the clamp (4/8) and remove the air hose from the air filter (4). 2. 2.2 and 2.8 L engines: remove the flow meter...
Air Filter Cross Pipe — Removal and Installation
Gasoline engine Removal 1. Pull the intake air temperature sensor (B17) out of the cross pipe by squeezing the retaining clips (arrow). 2. Screw on the clamps (4/8),...
Gasoline engine Removal 1. Pull the intake air temperature sensor (B17) out of the cross pipe by squeezing the retaining clips (arrow). 2. Screw on the clamps (4/8),...
Intake manifold — removal and installation
4-cylinder petrol engine Removal 1. Remove the air cleaner cross pipe. 2. Disconnect the ground (–) cable from the battery terminal. Attention! This will erase the...
4-cylinder petrol engine Removal 1. Remove the air cleaner cross pipe. 2. Disconnect the ground (–) cable from the battery terminal. Attention! This will erase the...
Throttle Cable/Throttle Lever (Petrol)
Adjusting the throttle cable (30) 1. When the engine is stopped and the accelerator pedal is not pressed, there should be a gap of 0.5 to 1.0 mm between the guide spring...
Adjusting the throttle cable (30) 1. When the engine is stopped and the accelerator pedal is not pressed, there should be a gap of 0.5 to 1.0 mm between the guide spring...
Gasoline Control Cable — Removal and Installation
Caution! The gas control cable is very sensitive to bending and therefore must be handled with particular care during installation. A single slight bend can lead to its...
Caution! The gas control cable is very sensitive to bending and therefore must be handled with particular care during installation. A single slight bend can lead to its...
Diesel engine fuel circuit
Attention! When starting, due to throttling, air is removed from the fuel system in the upper part of the filter, and also automatically in the injector pump. The coarse...
Attention! When starting, due to throttling, air is removed from the fuel system in the upper part of the filter, and also automatically in the injector pump. The coarse...
Pre-heating of diesel fuel
To ensure normal flow of diesel fuel and thus prevent blockage of fuel lines and filters, especially in extreme cold, the fuel is preheated in accordance with the...
To ensure normal flow of diesel fuel and thus prevent blockage of fuel lines and filters, especially in extreme cold, the fuel is preheated in accordance with the...
Fuel thermostat — removal and installation
2.0L Diesel Engine Removal 1. Remove the intake manifold. 2. Disconnect the ground cable from the battery. Attention! This will erase the radio's anti-theft code. 3....
2.0L Diesel Engine Removal 1. Remove the intake manifold. 2. Disconnect the ground cable from the battery. Attention! This will erase the radio's anti-theft code. 3....
Hydraulic valve body — removal and installation
Below is the procedure for performing work on a diesel engine. Removal 1. Loosen the clamp (90/1) on the air hose. 2. Remove the vacuum hose (100a) from the diaphragm...
Below is the procedure for performing work on a diesel engine. Removal 1. Loosen the clamp (90/1) on the air hose. 2. Remove the vacuum hose (100a) from the diaphragm...
Throttle Cable/Throttle Lever (Diesel)
2.0L Diesel Engine Diesel engine 2.2/2.5 l 24. Accelerator pedal; 31/1. Guide lever; 32. Throttle control cable; 32/3. Set bolt; 38. Throttle lever stop Check the...
2.0L Diesel Engine Diesel engine 2.2/2.5 l 24. Accelerator pedal; 31/1. Guide lever; 32. Throttle control cable; 32/3. Set bolt; 38. Throttle lever stop Check the...
Gas control cable (diesel) — removal and installation
Attention! The cable is very sensitive to bending and therefore requires careful handling during installation. A single slight bend can lead to its later breakage during...
Attention! The cable is very sensitive to bending and therefore requires careful handling during installation. A single slight bend can lead to its later breakage during...
This section is available on: russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
More similar sections for repairing other models
☛ Power unit: Fuel system car Mercedes W168 (1997-2004)
☛ Gasoline engines: Power and exhaust system car Mercedes W210 (1996-2002)
☛ Power unit: Fuel system (diesel) car Mercedes W463 (1999-2019)
☛ Power unit: Power system (gasoline) car Mercedes W163 (1997-2005)
☛ Power unit: Power supply and injection system car Mercedes W140 (1991-1998)
☛ Diesel engine OM646: Power and exhaust system car Mercedes Vito 2 (2003-2014, diesel)
Link in different formats to this section
TEXTHTMLBB Code
- General information
- Introduction to guide
- User manual
- Maintenance
- Power unit
- Gasoline engines
- Diesel engines
- Cooling system
- Ventilation and heating
- Supply system
- Injection system (gasoline)
- Injection system (diesel)
- Exhaust system
- Ignition and control system
- Charge and launch systems
- Transmission
- Mechanical gearbox
- Automatic gearbox
- Clutch and drive shafts
- Differential
- Chassis
- Brake system
- Car suspension
- Steering
- Body
- Exterior (external elements)
- Interior (internal elements)
- Electrical equipment
- Equipment and devices
- Lighting system
- Electrical diagrams (2000)
- Electrical diagrams (since 2001)
- General information
- User manual
- Driving a car
- Car care
- Maintenance
- Power unit
- Gasoline engines
- Diesel engines
- Lubrication system
- Cooling system
- Heating and ventilation
- Ignition system
- Fuel system
- Injection system (gasoline)
- Injection system (diesel)
- Exhaust system
- Transmission
- Clutch
- Car gearbox
- Chassis
- Suspension, wheels and tires
- Steering
- Brake system
- Body
- Exterior (external elements)
- Interior (internal elements)
- Doors and windows
- Electrical equipment
- Equipment and devices
- Power devices
- Lighting system
- Electrical circuits
- General information
- Introduction to the guide
- Operation and care
- Maintenance (gasoline)
- Maintenance (diesel)
- Troubleshooting
- Power unit
- Petrol engine I4
- Petrol engine V6
- Diesel engines
- Engine overhaul
- Cooling and heating
- Power system (carburetor)
- Injection system (gasoline)
- Injection system (diesel)
- Exhaust system
- Charge and start system
- Ignition system (I4)
- Ignition system (V6)
- Diesel heating system
- Transmission
- Clutch
- Mechanical gearbox
- Automatic gearbox
- Cardan shaft and axle shafts
- Chassis
- Brake system
- Car suspension
- Steering
- Body
- Exterior (external elements)
- Interior (internal elements)
- Doors, locks and windows
- Electrical equipment
- Equipment and devices
- Electrical circuits