What is the construction and purpose of engine cooling?

Engine cooling is a set of parts responsible for maintaining the proper operating temperature of the powertrain. A typical system consists of a radiator, water pump, thermostat, hoses, fan, sensors, and an expansion tank. These elements are located mainly in the engine compartment and connected by a coolant circuit.

What is engine cooling used for?

Engine cooling is used to absorb excess heat from the block and cylinder head and to stabilize the operating temperature during driving and when stationary. An efficient system limits the risk of overheating and also affects the proper operation of the heater, fan, and control sensors. Without proper cooling, engine performance may drop, and cooperating components may fail.

What role does the expansion tank play in the cooling system?

The expansion tank is a cooling system element that absorbs fluid volume changes resulting from temperature increases and decreases. It is used to maintain the correct fluid level and works with a pressure cap that stabilizes the system's operating conditions. Fluid levels and the condition of return hoses are often checked within its vicinity.

How to choose a cooling system part for a specific car version?

It is safest to compare the OEM number, engine version, body type, and mounting location. It is also worth checking the number of pins in the plug, pipe diameter, mounting type, and the presence of additional sensors. For parts such as a fan or auxiliary pump, the control method also matters.

What symptoms indicate cooling system problems?

Typical symptoms include rising engine temperature, fluid leaks, the fan not turning on, steam from under the hood, or the unit taking too long to warm up. In some cars, temperature sensor errors or weaker interior heating also appear. Symptoms should be analyzed in conjunction with the operation of the thermostat, water pump, and hose tightness.

What to pay attention to when installing engine cooling parts?

After installation, you must check the tightness of connections, correct seating of mounts, and the condition of seals. It is also important to top up with the correct fluid and bleed the system according to the manufacturer's procedure. In the case of electrical parts, you should additionally verify the plugs, wiring harness, and fan control operation.

Engine cooling

At the Global Parts automotive store, we offer a wide selection of original used car parts, including engine cooling components, for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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Mercedes W166 ML 63 AMG Water Coolant Pipe Hose Heating Line A1668304896

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Thermostat Housing Mercedes C117 W176 W246 Petrol M270 A2702000615

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Coolant Radiator Mercedes W204 W207 W212 Engine Cooling Radiator A0995002703

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Oil Cooler Mercedes W209 W211 W219 Transmission Gearbox Radiator A2115001700

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Mercedes SLK R170 Air Duct Intercooler Guide Shroud Panel Cover A1708890036

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Mercedes-Benz Vito Viano W639 Engine Cooling Radiator Right O/S Holder Cover

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Coolant Hose Mercedes W213 W257 C238 Petrol OM256 Cooling Water Line A2575012800

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Mercedes W251 Engine Water Coolant Pipe Hose Line Diesel A2515013582

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Mercedes-Benz C-Class W203 Windscreen Rain Light Sensor A2038202426

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Mercedes Vito W447 Water Hose Cooling Coolant Radiator Pipe Line A4475019600

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Mercedes W124 M103 M104 Engine Fan Drive Viscous Coupling A1032000422

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Mercedes X118 W177 W247 OM654 Coolant Water Pump Housing Diesel A6542001200

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Thermostat Mercedes W205 X253 W212 Petrol M274 Coolant Thermostat A2742000615

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Mercedes X253 Radiator Module Carrier Right O/S Bracket Mount A0995041900

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Mercedes-Benz S-Class W220 Water Valve Hose Pipe Line A2208302215

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Coolant Hose Mercedes W213 C238 OM256 Expansion Tank Radiator Line A2575011900

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Water Pipe Mercedes W204 W212 Engine Cooling Coolant Hose Line A2048306696

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Mercedes Sprinter W910 Diesel OM651 Water Pump Coolant Flange A6512030200

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Mercedes GLE C292 ML W166 Diesel M642 Coolant Hose Heater Water Line A1668307001

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Mercedes Vito W639 2.2 Diesel Fan Shroud Engine Cooling Radiator Fan A0015005293

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Mercedes V177 W177 M260 Turbo Water Coolant Pipe Hose Line A2602031300

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Heater Hose Mercedes W124 Water Coolant Heater Line A1248303296

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Mercedes W203 M272 Water Hose Engine Cooling Radiator Coolant Pipe A2035014582

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Water Pump Mercedes W212 OM651 Diesel Coolant Circulation A6512007701

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Mercedes W164 W204 W207 W211 W245 Thermostat Oil Cooler Radiator A0005010765

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Mercedes Vito W447 OM654 Coolant Hose Water Cooling Pipe Line A4478324500

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Mercedes Sprinter W903 Engine Water Pump Pulley A6032050210

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Mercedes W205 C63 AMG Engine Coolant Hose Pipe Line M177 A2055019782

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Mercedes Vito Viano W639 OM646 Water Coolant Hose Return Pipe Line A6398320593

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Mercedes W251 Air Suspension Tank Reservoir A2513200015

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Thermostat Pipe Mercedes W205 Petrol Hose Line Coolant Housing A2742000215

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Mercedes W205 W213 W222 C253 Engine Cooling Coolant Valve A0005003040

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Mercedes GL 420 CDI X164 Diesel OM629 Engine Oil Cooler A6291800265

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Radiator Fan Motor Mercedes W169 W245 Engine Cooling Radiator Unit A1698203542

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Mercedes R171 W203 Coolant Radiator Petrol Engine Cooling Unit A2035003403

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Mercedes W910 Diesel OM651 Water Pump Coolant Circulation Pump A6512001607

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Motor Mercedes W205 M651 Radiator Cooling Fan Blower Motor 400W A0999061300

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