Cooling system for diesel engines Mercedes E-Class (W210)

Cooling system — general information
Pic. 4.40. Coolant circuit diagram: 1 - radiator; 2 - expansion tank with a lid; 3 – silicone element; 4 – a tank of a liquid for a screen wiper (heated by coolant); 5 -...

Overpressure and radiator fan
Pic. 4.41. Expansion tank cap check: 1 – a cover of a broad tank; 2 - pump The cooling system is under pressure. Thus, and also due to the addition of antifreeze, the...

Cooling liquid
The coolant consists of a mixture of antifreeze, corrosion protection additives and water. The plant uses a concentrate, the chemical composition of which is specially...

Checking the cooling system for leaks
Sequence of work "15,000 km" Pic. 4.42. Checking the hoses 1. Check the tightness of the hoses on the radiator and engine (pic. 4.42) bending. Replace hard, brittle or...

Coolant level gauge
With the ignition on and the engine off, the control lamp on the instrument panel lights up faintly (lamp control). If the coolant level is normal, then when the engine...

Checking the level and topping up the coolant
Sequence of work "Daily Maintenance" 1. Check the coolant level on a cold engine - the cooling system is not under pressure. Pic. 4.43. Expansion tank: 1 - safety ring;...

Coolant replacement
Attention! A hot engine can cause burns. Sequence of work "120,000 km every 4 years" 1. Carefully remove the expansion tank cap. 2. Release excess pressure from the...

Refueling volumes of the cooling system
Refueling volumes of the cooling system

Possible malfunctions of the hydraulic pusher thermostat and their causes
Possible malfunctions of the hydraulic pusher thermostat and their causes

Possible malfunctions of the cooling system, their causes and solutions
Possible malfunctions of the cooling system, their causes and solutions

Thermostat — removal and inspection
The thermostat controls the direction of coolant flow. The temperature-sensitive element with a spring, as the engine warms up, controls two shutters, which, depending...

Fan — Health Check
The fan serves to increase the intensity of air cooling of the radiator. The more intense the blowing, the more intense the heat transfer. Depending on the model and...

Replacing the cooling system hoses
If you find a broken hose while driving, try repairing it with duct tape or duct tape. At the same time, slightly unscrew the cap of the expansion tank to reduce the...

Radiator — removal and installation
Removing the radiator Before installing the radiator, check it for leaks in a workshop. Dismantling the radiator on cars with automatic transmission is carried out at...

Air filter — removal and installation
The intake air passes through the air filter, which consists of a housing, also called a gas damper, and the pleated filter itself. Thanks to the rubber seal, the filter...