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 W205 C43 4matic Thermostat Housing Coolant Unit A2762000315

€70.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1725012382

Mercedes SLK R172 M271 M276 Coolant Hose Cooler Water Line A1725012382

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055017984

Coolant Hose Mercedes W205 Diesel M651 Oil Cooler Water Hose A2055017984

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1725012082

Mercedes SLK R172 Petrol OM271 Coolant Radiator Hose Line Right O/S A1725012082

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055011991

Mercedes W205 Engine Water Coolant Radiator Pipe Hose Line OM651 A2055011991

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1645010265

Mercedes W164 Thermostat Oil Cooler Housing Diesel A1645010265

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A4475014800

Mercedes W447 OM622 Diesel Engine Radiator Coolant Hose Pipe A4475014800

€70.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2045012782

Mercedes W204 C207 W212 Water Coolant Pipe Hose Line M272 A2045012782

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512001956

Mercedes W212 Diesel OM651 Coolant Pipe Fuel Filter Bracket A6512001956

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2045050530

Air Duct Mercedes W204 Petrol Radiator Intake Channel Cover Bracket A2045050530

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2315013582

Mercedes R231 Engine Water Coolant Hose Pipe Line Coolant A2315013582

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055019200

Mercedes W205 C300de Hybrid Water Coolant Pipe Hose Line A2055019200

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0009912595-1

Mercedes W204 W205 W213 Engine Radiator Mount Holder Clip A0009912595

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512030902-1

Mercedes W447 OM651 Diesel Water Coolant Pipe Hose Line A6512030902

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1695040114

Mercedes W169 W176 W204 W212 Radiator Mount Rubber Mounting Bracket A1695040114

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2208324494

Mercedes C215 W220 Heating Water Return Pipe Hose Line Petrol Engine A2208324494

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0005005400

Mercedes C205 Auxiliary Coolant Water Pump Water Cooling Unit A0005005400

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6542032500

Mercedes W205 W213 X253 OM654 Turbocharger Cooling Pipe Hose Line A6542032500

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512001901-3

Mercedes W204 W212 W221 OM651 Engine Water Pump Coolant Water Unit A6512001901

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2475010582

Coolant Hose Mercedes W177 W247 Cooler Radiator To Thermostat Line A2475010582

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512001056-1

Thermostat Housing Mercedes W204 W207 W212 OM651 Coolant Unit Cover A6512001056

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6542030002

Mercedes W177 Water Coolant Pipe Hose Line A6542030002

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6402033282

Mercedes W169 W245 180CDI 200CDI OM640 Water Coolant Pipe Hose A6402033282

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0005002686-1

Water Pump Mercedes W205 W213 W251 Electric Auxiliary Coolant Unit A0005002686

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2128301696-1

Mercedes W204 C207 W212 Heater Line Coolant Hose Petrol M271 A2128301696

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2602003600-1

Mercedes W177 Engine Coolant Hose Line Tube Pipe M260 Petrol A2602003600

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0079979089

Mercedes W177 Radiator Hose Connector Lock Expansion Tank Cap Plug A0079979089

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6401400975

EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400975

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2128350164

Water Pump Mercedes W212 W222 Coolant Circulation Control Unit A2118350028

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0999053700

Temperature Sensor Mercedes W177 W222 W276W463 Coolant Level A0999053700

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0015000593

Mercedes W140 Radiator Engine Cooling Coolant Unit Fan A0015000593

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6462000715

Mercedes W211 OM646 Diesel Radiator Coolant Thermostat Housing A6462000715

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2700105401

Oil Separator Mercedes W176 W204 A207 W246 M274 Breather Valve A2700105401

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2058309005-1

Heating Line Mercedes W205 Return Water Hose To Circulation Pump A2058309005

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A9065010182

Radiator Hose Mercedes Sprinter W906 Diesel Water Cooling Pipe A9065010182

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0041539728

Mercedes W203 W204 W211 W212 W639 Coolant Temperature Sensor A0041539728

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A9015050488

Mercedes Sprinter W901 Radiator Cooler Bracket Top Cover Panel Trim A9015050488

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2208323694

Mercedes CL C215 W220 Water Coolant Hose Pipe Line Petrol Engine A2208323694

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2602000051

Mercedes W177 Water Hose Water Coolant Cooling Pipe Line A2602000051

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6542039600

Mercedes W205 W447 OM654 Water Hose Engine Cooling Coolant Pipe Line A6542039600

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1725000003

Mercedes SLK R172 Coolant Radiator Engine Cooling Unit A2035003403

€151.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055010782

Mercedes W205 Water Radiator Pipe Hose Coolant Cooling Line A2055010782

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1772000207

Mercedes W205 W222 W223 W463 C63 M177 Petrol Engine Water Pump A1772000207

€99.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2465010482

Mercedes W176 W246 OM651 Water Hose Engine Radiator Coolant Pipe A2465010482

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2128300996

Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A2128300996

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2125019882

Mercedes W212 OM651 Water Pipe Engine Cooling Coolant Hose Line A2125019882

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A9065010015

Expansion Tank Cap Mercedes W639 W906 Radiator Bottle Cover A9065010015

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1775016102

Coolant Pipe Mercedes C118 W177 W247 Heater Water Cooling Hose Line A1775016102

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2742000751

Mercedes W204 Coolant Pipe M274 Petrol Coolant Water Pump Line A2742000751

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2468304596

Water Hose Mercedes W176 W246 Diesel OM651 Cooling Coolant Pipe A2468304596

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6542002300

Water Pump Mercedes W213 Diesel OM654 Engine Coolant Pump A6542010010

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2053400400

Mercedes W205 Water Hose Cooling Coolant Pipe A2053400400

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1770780119

Mercedes W176 W177 W205 W213 W253 C63 Separator Unit Left N/S Side A1770780119

€85.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2762001051

Mercedes W212 M276 Petrol Coolant Water Pipe Hose Line Tube A2762001051

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2315011182

Mercedes R231 Engine Cooling Coolant Line Pipe Hose A2315011182

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2822036500

Mercedes W177 Water Coolant Thermostat Housing M282 A2822036500

€118.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2712300656

Mercedes C CLK W203 C209 Kompressor Air Conditioning Suction Pipe Line

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1645002400

Mercedes V251 Automatic Transmission Gearbox Oil Cooler A1645002400

€94.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6462010810

Mercedes W211 Water Coolant Pump Engine Cooling Unit OM646 A646201081

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0051531128

Mercedes W203 W211 W221 OM646 Engine Exhaust Temperature Sensor

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2700105401-1

Oil Separator Mercedes W176 W204 A207 W246 M274 Breather Valve A2700105401

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2465011258

Water Hose Mercedes W176 W246 OM651 Cooling Coolant Pipe Line A2465011258

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512031782

Water Hose Mercedes W176 W246 OM651 Water Coolant Pump Pipe Line A6512031782

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2465011358

Water Hose Mercedes W176 W246 OM651 Cooling Coolant Pipe Line A2465011358

€47.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6461880301

Mercedes Benz C Class W203 OM646 Diesel Oil Cooler Heat Exchanger A6461880301

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2118328494

Water Hose Mercedes W211 C219 Heater Coolant Pipe A6512030200

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1770900000

Mercedes W205 C63 Turbo Oil Line Pipe Hose Tube Right O/S Side A1770900000

€51.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A4475014900-1

Mercedes Vito W447 OM622 Diesel Coolant Hose Water Pipe Line Tube A4475014900

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1111400140

Mercedes-Benz C 180 W203 M111 EGR Valve Bracket Mount Holder A1111400140

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2712020110

Mercedes-Benz C E Class W203 W211 Kompressor M271 Petrol Water Pump Pulley

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1775016002

Mercedes CLA C118 W177 W247 M282 Coolant Hose Water Cooling Pipe A1775016002

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2602004300

Mercedes W177 M260 Petrol Engine Coolant Cooling Hose Pipe Line A2602000300

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512007801

Mercedes W166 Diesel M651 Coolant Water Circulation Pump A6512007801

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0005000386-2

Mercedes W203 W211 W212 Water Pump Auxiliary Coolant Pump A0005000386

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2048302096

Mercedes W204 Engine Cooling Coolant Water Hose Pipe Line A2048302096

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1715010382

Mercedes SLK R171 M271 Water Pipe Cooling Coolant Hose Line A1715010382

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1715050230

Mercedes SLK R171 Radiator Air Baffle Duct Guide Deflector Channel A1715050230

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2602000900

Mercedes W177 M260 Petrol Termostat Housing A2602000900

€89.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2762000056

Mercedes C204 Water Coolant Pump Connection Tube M276 Petrol A2762000056

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6421800431

Mercedes W204 Water Hose Coolant Cooling Pipe Line A6421800431

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0005000686

Mercedes W176 W246 Auxiliary Secondary Coolant Water Pump A0005000686

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2045280682

Mercedes W204 W212 Air Intake Hose Intercooler Charge Pipe Diesel A2045280682

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6400101382

Mercedes-Benz W169 W245 180CDI 200CDI Water Coolant Pipe Hose A6400101382

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2475010382

Mercedes W177 Radiator Water Cooling Coolant Pipe Hose Line M260 A2475010382

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2642008600

Mercedes W205 M264 Petrol Engine Water Coolant Pipe Hose A2642008600

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6422000052

Water Pump Pipe Mercedes Vito W639 OM642 Engine Coolant Line A6422000052

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512011509-1

Water Pump Housing Mercedes Sprinter W906 OM651 Diesel Coolant Pump A6512011509

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0005001986

Coolant Pump Mercedes W176 A45 AMG M133 Low Temperature Water Pump A0005001986

€123.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A0995002003

Mercedes W205 Water Radiator Coolant Radiator Engine Cooler A0995002003

€104.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2098300196

Mercedes CLK-Class C209 W209 Engine Motor Cooling Coolant Hose Line A2098300196

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1695040114-1

Mercedes W169 W176 W204 W212 Radiator Mount Rubber Mounting Bracket A1695040114

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2035001793-1

Mercedes W203 Engine Cooling Radiator Blower Fan Shroud A2035001793

€118.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6112001101

Water Pump Mercedes W901 OM611 OM612 Cooling Coolant A6112001101

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512003201

Coolant Water Pump Mercedes Vito W639 Diesel OM651 Mechanical Pump A6512003201

€94.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A4155010282

Mercedes W415 Water Hose Coolant Cooling Pipe Line A4155010282

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1715010282

Mercedes SLK R171 Water Hose Cooling Radiator Coolant Pipe A1715010282

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A2055019001

Mercedes W205 Water Coolant Pipe Hose Line OM654 A2055019001

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A1032003701

Mercedes W124 SL R129 M103 Engine Water Pump Cooling Unit A1032003701

€108.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. A6512001902

Coolant Water Pump Mercedes Vito W639 Diesel OM651 Mechanical Pump A6512001902

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

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