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 SLK250 CDI R172 OM651 Cooling Water Return Pipe Hose Line A1725014582

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Mercedes Vito W639 Heater Feed Hose Water Line Pipe OM642 Diesel A6398328823

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Mercedes W177 A35 AMG M260 Coolant Hose Water Pump Pipe Line A2602000400

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Mercedes Vito W447 Diesel Coolant Hose Heater Water Line Hose A4478320015

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Mercedes C W203 OM646 Diesel Engine Cooling Thermostat Housing A6462001115

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Water Pipe Mercedes Vito W639 Cooling Radiator Coolant Hose Line A6398300416

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Mercedes W177 Heater Radiator Coolant Pipe Hose A2602004400

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Coolant Hose Mercedes Vito W447 Diesel M651 Heater Water Return Line A4478323723

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Mercedes-Benz Vito W639 Engine Cooling Radiator Fan Right O/S Holder Bracket

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Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2712002552

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Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045010782

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Part no. A6542034000

Coolant Pipe Mercedes W213 Diesel OM654 Oil Cooler Feed Coolant Hose 6542034000

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Mercedes W204 W212 Radiator Engine Cooling Fan Shroud Motor 850W A2129061002

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Mercedes W212 Water Hose Coolant Cooling Pipe Line A2223270044

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Mercedes W205 Coolant Hose Pipe Line A2055019801

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Mercedes C203 Radiator Grille Front Supporting Bracket Holder A2038880090

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Water Hose Mercedes W211 CLS W219 M272 Cooling Coolant Pipe Line A2118301396

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Mercedes W204 W205 Engine Oil Cooler Radiator Cooling M274 Petrol A2741880101

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Mercedes W176 W246 OM651 Radiator Water Coolant Hose Engine Cooling A2465010382

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Part no. A2820900201

Mercedes W177 Turbocharger Oil Inlet Pipe Hose Line M282 A2820900201

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Mercedes W415 109CDI Diesel Engine Cooling Thermostat Housing 170741R

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Coolang Hose Mercedes C204 W207 W212 W218 Pipe Radiator Left N/S A2045013982

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Mercedes ML W166 Water Coolant Hose Pipe Tube Line A1669970859

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Water Pump Mercedes W169 W245 M266 OM640 Heater Valve A2662000820

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Mercedes W447 Expansion Tank Coolant Reservoir Bottle A4475000049

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Water Hose Mercedes W204 W212 OM651 Coolant Water Pump Pipe Line A6512000682

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Mercedes W204 Water Line Coolant Hose Ruber Pipe A2048307296

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Mercedes SLK R172 Water Coolant Pipe Hose Line M271 A1725011025

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Mercedes W205 W253 OM654 Coolant Hose Water Pipe Line A2058305005

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Heat Exchanger Bracket Mercedes W204 W212 OM651 Oil Cooler Mount A6510780784

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Mercedes W204 X253 M274 Water Pipe Engine Cooling Coolant Hose Line A2742001751

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Water Pipe Mercedes W177 M260 Engine Cooling Radiator Coolant Hose A2602031200

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Coolant Pipe Mercedes W213 C238 X253 Heater Water Cooling Hose Line A2742034002

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Mercedes W176 W205 W213 W222 Coolant Temperature Sensor A0009056102

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Mercedes W212 Water Hose Coolant Cooling Pipe Line A2782030103

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Part no. A1695000003-1

Mercedes W169 W245 Engine Radiator Air Cooling Unit A1695000704 A1695000503

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Mercedes W176 W246 Auxiliary Secondary Coolant Water Pump A2465040040

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Mercedes W205 Water Pump Charge Air Coolant Hose Tube Pipe Line A2055019601

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Tank Mercedes-Benz C CLK Class W203 C209 Coolant Expansion Bottle A2035000049

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Part no. A2465001203

Mercedes C117 W176 W246 Cooling Radiator Engine Coolant Radiator A2465001203

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Part no. A1772000651

Mercedes W205 W213 63 AMG Turbocharger Coolant Pipe Line Right O/S A1772000651

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Water Pump Mercedes W213 Diesel OM654 Engine Coolant Pump A6542010010

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Mercedes W221 Power Steering Oil Cooler Cooling Radiator Pipe Line A2215000500

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Water Pipe Mercedes W639 W906 OM651 Engine Cooling Coolant Hose A6512000882

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Mercedes-Benz A-Class W168 Coolant Expansion Tank Bottle A1685000249

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Coolant Hose Mercedes Sprinter W906 Diesel OM642 Radiator Water Line A9065010482

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Mercedes W213 Charge Air Cooler Bracket Strut Mount A2740980539

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Coolant Pipe Mercedes W213 C238 X253 Heater Water Cooling Hose Line A2742034002

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Mercedes C207 S212 Low Temperature Radiator Hose Tube Line Pipe A2045012882

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Mercedes W906 Radiator Cooling Fan Motor Unit Left N/S 12V 878381M

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Mercedes W205 M264 Coolant Pipe Water Pump Radiator Air Pump Line A2055002600

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Mercedes W907 2.0 Diesel OM654 Exhaust Temperature Sensor A0009052614

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Water Hose Mercedes W169 W245 M266 Coolant Cooling Pump Pipe Line A2662030882

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Mercedes W205 Hybrid Water Hose Radiator Coolant Cooling Pipe Line A2055061535

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Mercedes W212 C218 Fuel Tank Holder Bracket Mounting Diesel A2124700140

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Part no. A6422002201-1

Mercedes W164 W211 W212 Engine Coolant Water Pump OM642 Diesel WPS3072108

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Part no. A2055011500

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055011500

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Radiator Air Baffle Mercedes W204 Duct Guide Shroud Panel Cover A2045053430

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Mercedes W164 W203 C209 W251 C219 Retaining Hook Radiator Support A2038800064

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Water Hose Mercedes W213 C238 C253 Diesel Engine OM642 Coolant Line A2135016982

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Mercedes X253 GLC220D Radiator Transmission Cooler Expansion Tank Coolant Hose

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Mercedes W415 OM607 Diesel Transmission Hose Oil Cooling Line Tube Pipe 921700R

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Part no. A1192000015

Mercedes C140 M119 Coolant Thermostat Housing Petrol A1192030175

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Mercedes R172 Engine Water Coolant Hose Pipe Line Petrol A1725010382

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Water Pipe Mercedes C117 W176 W246 M270 Coolant Hose Line A2702032902

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Mercedes W204 W212 Engine Radiator Cooling Coolant Fan Control Unit Module

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Mercedes W205 Water Coolant Cooling Pipe Hose Line Tube C220 BlueTECA2055011891

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Mercedes W212 OM642 Diesel Engine Water Pump Coolant Water Unit A6422002101

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Mercedes W177 Fuel Tank Holder Bracket Mounting A2474703601

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Mercedes W213 X253 Front Beam Slam Panel Radiator Centre Bracket A2536210300

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Mercedes W176 W246 M270 Petrol Engine Water Coolant Pump A2702000600

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Mercedes Vito W639 Diesel OM646 Coolant Mechanical Water Pump R6462010310

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Part no. A2731420083

Mercedes W164 W221 C219 Molded Hose Coolant Hose Pipe Line M273 A2731420083

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Mercedes C140 Intake Manifold Temperature Sensor A0115425117

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Thermostat Mercedes W177 OM608 Thermostat Coolant Unit Housing A6082000015

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Mercedes W177 W247 Heater Water Cooling Coolant Pipe Hose Line A2478307600

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Mercedes W204 Engine Water Cooling Drain Pipe Bleed Line Tube Diesel A6422000058

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Mercedes W164 AMG Radiator Air Baffle Duct Guide Deflector Channel A1645000716

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Mercedes W204 Water Hose Radiator Coolant Cooling Pipe Line A2712002352

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Mercedes W205 OM651 Diesel Water Hose Coolant Cooling Pipe Line A2055013984

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Mercedes R171 W203 Engine Cooling Radiator Coolant Unit 3.0 Petrol A2035004803

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Radiator Fan Visco Mercedes Vito Viano W639 Engine Cooling Blower A0002006023

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Mercedes W204 W246 W176 W212 Coolant Expansion Tank Cap Cover A2105010615

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