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 Control Cooling Fan Module Unit Engine A2048300808

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2208320694

Mercedes-Benz CL S Class C215 W220 Water Coolant Hose Pipe Radiator A2208320694

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2125019782

Coolant Hose Mercedes W212 Diesel OM651 Radiator Water Pump Line A2125019782

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2135014100

Water Hose Mercedes W213 S213 Radiator Cooling Coolant Pipe A2135014100

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9075011300

Mercedes W907 Coolant Radiator Expansion Tank Bleed Line Pipe Hose A9075011300

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2125019982

Coolant Hose Mercedes W212 Diesel OM651 Oil Cooler Water Line A2125019982

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4478320323

Mercedes W447 Water Hose Cooling Radiator Coolant Pipe Line A4478320323

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045010224

Coolant Pipe Mercedes W204 M274 Oil Cooler To Radiator Coolant Hose A2045010224

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1698304796

Mercedes-Benz A B W169 W245 200 Turbo Water Heating Return Hose Pipe A1698304796

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2822030082

Water Hose Mercedes C118 W177 W247 M282 Engine Coolant Pipe Line A2822030082

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045019482

Coolant Hose Mercedes W204 Petrol M274 Radiator Right O/S Water Line A2045019482

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512001051

Water Pipe Mercedes W205 C253 OM651 Engine Cooling Coolant Hose A6512001051

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2722000901

Water Pump Mercedes W203 M272 Petrol Coolant Circulation A2722000901

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9078304700

Mercedes Sprinter W907 Diesel OM654 Coolant Hose Heating Water Line A9078304700

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2098300196

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

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475015200

Mercedes Vito W447 OM622 Diesel Water Coolant Pipe Hose A4475015200

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1695000003-1

Mercedes W169 W245 Engine Radiator Air Cooling Unit A1695000704 A1695000503

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055011001

Mercedes C205 Bleed Line Radiator Hose Tube Pipe Petrol A2055011001

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2602004300

Mercedes W177 M260 Petrol Engine Coolant Cooling Hose Pipe Line A2602000300

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1728321094

Mercedes R172 OM651 Auxiliary Water Pump Hose Pipe Line Tube A1728321094

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2642002600

Mercedes W205 C238 M264 Engine Coolant Pipe Hose Line A2642002600

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1685011325

Mercedes-Benz A-Class W168 Water Coolant Hose Pipe Radiator A1685011325

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6421800165

Mercedes W204 W212 Heat Exchanger Oil Cooler OM642 Diesel A6421800165

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512001902

Coolant Water Pump Mercedes Vito W639 Diesel OM651 Mechanical Pump A6512001902

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2135010525

Water Hose Mercedes W213 C238 C253 Coolant Pipe Line Tube A2135010525

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6402001452

Thermostat Hose Mercedes W169 W245 OM640 Water Coolant Pipe Line A6402001452

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055013482

Mercedes C205 OM651 Diesel Water Coolant Hose Pipe Line Tube A2055013482

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. rhd-A2058350300

Heater Hose Mercedes W205 Heater Matrix Heat Exchanger Pipe Line A2058350300

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475014200

Mercedes Vito W447 OM622 Diesel Water Coolant Pipe Hose Line A4475014200

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6398306315-2

Heater Hose Mercedes Vito W639 Water Coolant Return Pipe Diesel A6398306315

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9065010682

Mercedes-Benz Sprinter W906 Diesel Radiator Water Coolant Pipe Hose A9065010682

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2114910041

Mercedes Benz C E Class W203 W211 Diesel Exhaust Holder Bracket A2114910041

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6398321093

Mercedes Vito Viano W639 OM646 Coolant Hose Water Pipe Cooling Line A6398321093

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2662020110

Mercedes W169 W245 M266 Petrol Water Pump Pulley A2662020110

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2515010125

Mercedes W251 OM642 Diesel Water Coolant Cooling Hose Pipe Line A2515010125

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0002010340

Mercedes W212 Auxiliary Coolant Water Pump Water Cooling Unit A0002010340

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2478306300

Water Hose Mercedes W177 W247 Heat Exchanger Coolant Return Pipe A2478306300

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1695050330

Air Duct Mercedes W245 Radiator Lower Intake Channel Cover Bracket A1695050330

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2519063900

Radiator Fan Mercedes W164 R251 Engine Cooling Fan Motor Diesel A2519063900

£142.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2712001001-2

Water Pump Mercedes W204 Petrol Engine M271 Coolant Pump A2712001001 R2712010201

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2048307296

Mercedes W204 Water Line Coolant Hose Ruber Pipe A2048307296

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055061535

Mercedes W205 Hybrid Water Hose Radiator Coolant Cooling Pipe Line A2055061535

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055062360

Mercedes W205 Hybrid Water Hose Radiator Coolant Cooling Pipe Line A2055062360

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512001956

Mercedes W212 Diesel OM651 Coolant Pipe Fuel Filter Bracket A6512001956

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055013382

Mercedes W205 Engine Water Coolant Pipe Hose Line A2055013382

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2702030900

Mercedes GLA X156 M270 Turbo Turbocharger Coolant Return Line Pipe A2702030900

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2702000000-4

Mercedes W176 W246 Water Coolant Pump Engine Cooler M270 Petrol A2702000000

£104.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A2125000355

Mercedes W212 Radiator Air Intake Channel Duct Upper Panel Covering A2125000355

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2115014682

Water Hose Mercedes W211 W219 M272 Radiator Cooling Coolant Pipe A2115014682

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2038305296

Water Hose Mercedes W203 W209 M272 Petrol Cooling Coolant Pipe Line A2038305296

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1645001516

Mercedes ML W164 Radiator Air Baffle Duct Guide Left N/S Cover A1645001516

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2475010700

Mercedes X118 W177 W247 Water Coolant Pipe Hose Line A2475010700

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6112001201

Mercedes-Benz W163 W203 W210 OM611 OM612 Engine Coolant Water Pump A6112001201

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2044661381

Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2044661381

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2048301996

Water Pipe Mercedes W204 W207 Engine Coolant Cooling Hose Line A2048301996

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1695000200

Mercedes W169 W245 Gearbox Oil Cooler Automatic A1695000200

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512000151

Mercedes Sprinter W906 OM651 Diesel Engine Coolant Water Pump Line A6512000151

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462000015

Mercedes W204 W211 Thermostat Water Coolant Pump OM646 Diesel Engine A6462000015

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9075001500

Mercedes W907 OM654 Diesel Engine Oil Cooler A9075001500

£104.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1645000093

Mercedes W164 W251 Radiator Engine Cooling Fan Shroud Motor 850W A1645000093

£237.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2118327794

Water Hose Mercedes W211 W219 OM642 Engine Coolant Cooling Pipe Line A2118327794

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. rhd-A2118302796

Water Hose Mercedes W211 CLS W219 Engine Coolant Cooling Pipe Line A2118302796

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2702000600-1

Mercedes W176 W246 M270 Petrol Engine Water Coolant Pump A2702000600

£70.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2215010282

Mercedes W221 Water Hose Radiator Coolant Cooling Pipe Line A2215010282

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2602001300

Mercedes W177 Coolant Overflow Expansion Tank Bottle Petrol A2602001300

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6402000020

Mercedes-Benz A B W169 W245 Pump Housing Water Pump Engine Cooling A6402010001

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2128305496

Water Hose Mercedes W212 CLS C218 OM651 Cooling Coolant Pipe Line A2128305496

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4638203789

Mercedes W212 Radio Antenna Splitter Control Unit Module A4638203789

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6422002101

Mercedes W212 OM642 Diesel Engine Water Pump Coolant Water Unit A6422002101

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1332030002

Mercedes W176 A45 AMG Coolant Hose Cooling Water Pipe Line A1332030002

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2058301701

Mercedes W205 W213 W238 Cooling Engine Water Coolant Hose Pipe A2058301701

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475014700

Mercedes Vito W447 Water Pipe Coolant Cooling Hose Line Heater Valve A4475014700

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1645005875

Mercedes W164 X164 Radiator Cooling Coolant Hose Pipe Line A1645005875

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1775017402

Mercedes CLA C118 W177 W247 M282 Water Coolant Pipe Hose Line A1775017402

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9075010900

Mercedes W907 OM654 Water Pipe Engine Coolant Cooling Hose Line A9075010900

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055010182

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line Left N/S A2055010182

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1775014802

Coolant Hose Mercedes CLA C118 W177 W247 M282 Cooling Pipe Line A1775014802

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2475010425

Bleed Line Mercedes W118 W177 W247 Coolant Expansion Tank Hose A2475010425

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2712000315

Mercedes W204 Coolant Cooler Water Thermostat A6512002700

£75.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055011700

Mercedes W205 Water Hose Engine Coolant Cooling Pipe Line A2055011700

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742000385

Mercedes W205 W213 M274 Coolant Reservoir Expansion Tank Petrol A2742000385

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4478350070

Mercedes W447 A/C Air Conditioning Con Radiator A4478350070

£56.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742002051

Coolant Pipe Mercedes W213 X253 M274 Engine Cooling Feed Water Hose A2742002051

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1695002103-1

Mercedes W169 W245 Engine Water Coolant Cooling Radiator OM640 A1695002103

£66.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055018401

Mercedes W205 Water Pipe Line Cooling Coolant Hose A2055018401

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9108302700

Mercedes Sprinter W910 Diesel Water Coolant Hose Pipe Feed Line A9108302700

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1775047200

Mercedes W177 Water Pump Holder Petrol M260 Coolant Pump Bracket A1775047200

£94.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2052703500

Mercedes W205 Radiator Oil Cooler Transmission A2052703500

£75.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2058309005-1

Heating Line Mercedes W205 Return Water Hose To Circulation Pump A2058309005

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742000053

Mercedes W204 C207 W212 Cooling Engine Water Coolant Hose Pipe A2742000053

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2722030182

Mercedes W204 W212 Coolant Cooling Hose Pipe Line M272 Engine A2722030182

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1332000252

Mercedes W176 Water Circulation Feed Line Hose Tube Pipe A1332000252

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2722030282

Coolant Hose Mercedes W204 W212 M272 Engine Control Unit Line Pipe A2722030282

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2468303496

Mercedes W246 Petrol Engine Water Coolant Pipe A2468303496

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. RHD-A2318301200

Mercedes R231 Heater Cooling Coolant Pipe Hose Line A2318301200

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055017984

Coolant Hose Mercedes W205 Diesel M651 Oil Cooler Water Hose A2055017984

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512003301

Mercedes Vito W639 Coolant Water Pump Diesel OM651 Mechanical Pump A6512003301

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1122001401

Mercedes CL203 C215 W210 Petrol Engine Water Pump R1122010501

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0009050600

Temperature Sensor Mercedes W203 W204 W211 W212 W221 Water Coolant A0009050600

£13.95

Free delivery: Oct 22

If paid before 14:00

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