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 W204 Diesel OM651 Engine Coolant Thermostat Temp Sensor A6512002800

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Part no. A6398321523

Water Hose Mercedes Vito Viano W639 Cooling Coolant Pipe Line A6398321523

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Mercedes EQA350 H243 Electric Cooler Water Pump Line Hose A2435000200

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Mercedes-Benz C-Class W203 Air Conditioning Heat Exchanger Hose A2038302796

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Mercedes W177 W247 M282 Water Hose Engine Cooling Coolant Pipe A2475011400

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Mercedes X118 W177 W247 OM654 Coolant Water Pump Housing Diesel A6542001200

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Mercedes-Benz E-Class W211 E 270 CDI Air Conditioning Pipe Line A2118301015

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Mercedes W177 M260 Petrol Coolant Return Pipe Hose Line Tube A2602031400

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Part no. A2135002100

Coolant Pipe Mercedes W213 GLC C253 Radiator Cooling Hose Line A2135002100

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Mercedes-Benz E W210 Charge Air Cooler Intercooler Radiator Diesel A2105002100

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Mercedes W163 Radiator Lower Hose Pipe Tube A1635011382

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Mercedes-Benz A W168 Petrol Diesel Fuel Tank Filler Neck Pipe Hose A1684703520

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Part no. A0005010765-2

Mercedes W164 W204 W207 W211 W245 Thermostat Oil Cooler Radiator A0005010765

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Mercedes C118 W177 W205 W213 W247 Auxiliary Coolant Water Pump A0005003500

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Part no. A0015003993

Mercedes-Benz W210 E 320 CDI Engine Cooling Radiator Double Fan A0015003993

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Part no. A2115000372

Mercedes-Benz E-Class W211 Expansion Tank Coolant Hose Pipe A2115000372

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Mercedes Citan W415 Cooling Radiator Fan Shroud Motor Unit A4155050155

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Mercedes W205 C63 AMG Engine Coolant Hose Pipe Line M177 A2055019782

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Mercedes W205 2.0 Petrol Water Coolant Pipe Hose Line A2055012501

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Mercedes GLC C253 Coolant Hose Water Radiator Line Diesel OM651 A2535012500

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Mercedes-Benz W211 E 270 CDI Diesel Engine Cooling Radiator Hose A2115010982

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Mercedes W166 W212 Turbocharger Water Hose Coolant Pipe Line AMG A1572000000

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Part no. A2138304505

Coolant Hose Mercedes W213 W238 W253 W257 Water Cooling Pipe A2138304505

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Part no. A6395000593-3

Mercedes Vito Viano W639 Fan Shroud Engine Cooling Radiator Fan A6395000593

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Part no. A0005003040-1

Mercedes W205 W213 W222 C253 Engine Cooling Coolant Valve A0005003040

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Part no. A2095012682

Heat Exchanger Hose Mercedes W203 Water Coolant Top Pipe Line M271 A2095012682

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Part no. A6398850514

Mercedes-Benz Vito Viano W639 Front Bumper Right O/S Holder Bracket A6398850514

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Part no. A2475000203

Mercedes W177 W247 Cooling Radiator Engine Coolant Radiator Unit A2475000203

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Mercedes SLK R171 Coolant Expansion Overflow Tank Fluid Bottle A1715000049

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Part no. A1696820528-1

Mercedes W169 W245 1 Front Cover Damping Insulation A1696820528

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Part no. A0002008123

Mercedes Sprinter W906 Radiator Fan Engine Cooling Radiator Blower A0002008123

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Mercedes SLK R171 Water Hose Cooling Radiator Coolant Pipe A1715010282

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Mercedes-Benz Vaneo W414 Cooling Radiator Top Hose Pipe Line A4145010182

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Part no. A2035010682

Mercedes-Benz C W203 OM611 Radiator Expansion Tank Top Coolant Hose A2035010682

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Mercedes W205 Cooler To Expansion Reservoir Bleed Line A2055018701

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Part no. A2048350264

Mercedes C207 Electric Auxiliary Coolant Water Pump A2048350264

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Mercedes Vito W639 Diesel OM651 Coolant Pipe Water Pump Line A6512000051

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Mercedes-Benz A W168 Cooling Radiator Pack Blower Fan Petrol 100W A1685000093

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Mercedes W176 A45 AMG Petrol Engine Water Coolant Pipe Hose Line A1332000451

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Cooling Pipe Mercedes W213 GLC W253 CLS C257 Coolant Hose Water A2135014982

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Mercedes-Benz E-Class W211 S211 Water Coolant Hose Pipe Radiator A2119970482

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Mercedes Vito W639 Heat Exchanger Water Coolant Hose Pipe Line A6398325823

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Part no. A1668307001

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

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Part no. A2035280582

Mercedes-Benz C W203 Air Charge Intake Intercooler Left N/S Hose A2035280582

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Coolant Pipe Mercedes W212 Diesel OM651 Water Pump Flange Line A6512000451

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Mercedes Sprinter W906 Radiator Fan Engine Cooling Radiator Blower A0002009723

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Mercedes A238 Radiator Module Carrier Right O/S Bracket Holder Mount A2385018700

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Mercedes W221 Diesel OM642 Water Coolant Cooling Pipe Hose A2215015584

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