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 C204 C219 W204 W211 W221 63 AMG Engine Water Pump A1562000601

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Mercedes EQA H243 W247 Coolant Pipe Hose Line Switchover Valve A0005061400

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Mercedes R172 OM651 Automatic Gearbox Oil Pipe Line Hose Left N/S A6511801630

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Mercedes W177 Water Hose Coolant Cooling Pipe Line A1775017201

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Water Hose Mercedes W203 W209 OM646 Cooling Coolant Pipe Line A2038305496

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Mercedes Sprinter W906 Air Intake Inlet Hose Charge Pipe Line Diesel A9065280124

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Mercedes W245 Coolant Expansion Tank Bottle A0005840807

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Mercedes W202 C208 W210 Cooling Radiator Fan Shroud Cover Frame A2025051455

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EGR Exhaust Cooler Mercedes W639 W906 Diesel OM651 Valve A6511420467

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Mercedes W204 Water Coolant Cooling Pump Petrol Engine M271 A2712020210

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Mercedes A238 M276 Petrol Radiator Coolant Hose Pipe Line Tube A2135012582

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Radiator Holder Mercedes W213 C238 C253 C257 Bracket Strut Mount A2535010520

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Mercedes Sprinter W901 Radiator Cooler Bracket Left N/S Cover Panel A9015050388

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Mercedes-Benz Vito W639 OM646 Engine Cooling Radiator Fan Clutch Viscous Hub

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Mercedes-Benz A-Class W168 1 Engine Cooling Water Radiator A1685001602

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Mercedes Vito W639 OM651 Diesel Engine Radiator Coolant Cooler A6395011101

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Mercedes C207 Electric Auxiliary Coolant Water Pump A2048350264

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Coolant Pump Stub Mercedes Vito W639 Water Pump OM646 Diesel A6462030031

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Mercedes W204 W212 Air Intake Hose Intercooler Charge Pipe A2125280100

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Mercedes-Benz A-Class W168 Engine Cooling Radiator Pack Fan 300W A1685000193

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Mercedes W205 Water Hose Cooling Radiator Coolant Pipe Line A2055019082

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Mercedes W169 W245 Engine Cooling Radiator Fan A1698203542

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Mercedes-Benz M-Class ML W164 Water Coolant Hose Pipe Line A1645062135

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Water Hose Mercedes W211 CLS W219 Cooling Radiator Coolant Pipe Line A2115014782

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Mercedes W205 Coolant Water Hose Pipe Line Cooler A6262030702

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Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2045010282

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Mercedes W176 W246 Engine Bleed Pipe Pressure Hose Line M270 Petrol A2700180800

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Mercedes Sprinter W901 OM601 Water Coolant Pump Housing Mount Holder A6032010101

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Mercedes X118 W177 W247 Water Coolant Pipe Hose Line A2475010700

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Mercedes W205 OM651 Coolant Radiator Expansion Tank Bleed Line A2055012225

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Expansion Tank Mercedes W164 Coolant Reservoir Cap Bottle A1645000049

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Mercedes W205 Engine Water Coolant Pipe Hose Line M264 A2055010902

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Mercedes ML W164 Coolant Water Cooling Hose Pipe Line Petrol A1645061535

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Mercedes GLC C253 Coolant Hose Water Radiator Line Diesel OM651 A2535012500

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Cooling Radiator Fan Mercedes W213 C238 C257 Shroud Cover Frame A0999063001

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Mercedes W221 Radiator Fan Engine Cooling Fan Shroud OM642 A2215000493

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Mercedes SLK R171 Hose Radiator Coolant Cooling Pipe Line A1715010182

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