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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Air Duct Mercedes W204 Petrol Radiator Intake Channel Cover Bracket A2045050530

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465040540

Radiator Support Mercedes W176 X156 Bracket Holder Mount Left N/S A2465040540

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045010782

Water Pipe Mercedes W204 OM642 Engine Cooling Radiator Coolant Hose A2045010782

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742000615-1

Mercedes W204 W205 W212 W213 M274 Petrol Coolant Thermostat Housing A2742000615

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045010106

Radiator Fan Actuator Mercedes W204 W212 Vacuum Valve Box A2045010106

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045000293-2

Mercedes W204 W212 Radiator Fan Engine Cooling Actuator Motor A2045400788

£94.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6422002001

Mercedes W212 Water Pump Diesel Engine Coolant Pump A6422002001

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6262000115

Mercedes W205 Engine Coolant Thermostat Temp Sensor A6262000115

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1715010382

Mercedes SLK R171 M271 Water Pipe Cooling Coolant Hose Line A1715010382

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6422002201

Mercedes-Benz W164 W211 W212 OM642 Diesel Engine Coolant Water Pump A6422002201

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0999061300

Fan Mercedes C205 OM651 Diesel Radiator Fan With Housing 400W A0999061300

£151.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A2045013425

Mercedes W204 Radiator Coolant Hose Cooling Pipe Bleed Line Diesel A2045013425

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2115000593

Mercedes W211 E200 CDI E220 CDI Engine Cooling Radiator Fan A2115000593

£75.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9078300001

Water Hose Mercedes Sprinter W907 Heat Exchanger Coolant Feed Pipe A9078300001

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1645000593

Mercedes W164 Electric Motor Fan Engine Cooling Radiator A1645000593

£142.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2712020110

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

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1695002593

Mercedes W169 W245 Engine Cooling Radiator Fan Coolant Unit A1695002593

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6395014382

Mercedes-Benz Vito W639 Engine Radiator Water Coolant Hose Pipe A6395014382

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9072704900

Mercedes Sprinter W907 Cooling Hose Transmission Oil Pipe Line A9072704900

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742002982

Mercedes W204 Water Hose Coolant Cooling Pipe Line A2742002982

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512008301

Mercedes W176 W246 OM651 Diesel Water Coolant Pump A6512000501

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1718350064

Auxiliary Water Pump Mercedes SLK R171 W245 Coolant Circulation Unit A1718350064

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6542031302

Mercedes W205 W213 W447 OM654 Water Hose Engine Cooling Coolant Pipe A6542031302

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462001601

Mercedes-Benz Vito W639 Diesel OM646 Coolant Mechanical Water Pump A6462001601

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055018201

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line A2055018201

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462001601-1

Mercedes Vito W639 Diesel OM646 Coolant Mechanical Water Pump R6462010310

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. R2712010401

Mercedes W204 M271Petrol Water Pump Coolant Circulation Pump R2712010401

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. -A6110701033

Mercedes W639 OM646 Fuel Line Hose Pressure Pipe Rail High Pressure Pump

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465050230

Mercedes W176 W246 Radiator Air Duct Baffle Guide Right Cover A2465050230

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9065013182

Radiator Hose Mercedes W906 Sprinter OM651 Diesel Coolant Line Pipe A9065013182

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1765010000-1

Coolant Hose Mercedes W176 C117 CLA A45 AMG Petrol M133 Water Line A1765010000

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6072000415

Mercedes W176 W246 OM607 Coolant Thermostat Housing Cooling Unit A6072000415

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1332000452

Mercedes W176 C117 AMG Petrol M133 Intercooler Water Return Line A1332000452

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462001115

Mercedes C W203 OM646 Diesel Engine Cooling Thermostat Housing A6462001115

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4155050155

Mercedes Citan W415 Cooling Radiator Fan Shroud Motor Unit A4155050155

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2205450024

Mercedes R171 W203 W209 W639 Coolant Level Indicator Sensor Switch A2205450024

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742000256

Mercedes W213 Coolant Water Pump Water Cooling Unit A2742000256

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1775011301

Heater Pipe Mercedes W177 W247 OM654 Water Hose Coolant Pipe Line A1775011301

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475014300

Mercedes W447 OM622 Water Coolant Hose Pipe Line Tube Reservoir Tank A4475014300

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465040240

Radiator Support Mercedes W176 X156 Bracket Holder Mount Right O/S A2465040240

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045050430

Radiator Air Baffle Mercedes W204 Duct Guide Shroud Panel Cover A2045050430

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0041539728

Mercedes W203 W204 W211 W212 W639 Coolant Temperature Sensor A0041539728

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1695010015

Mercedes-Benz A B Class W169 W245 Sprinter W906 Radiator Expansion Tank Cap

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2056261400

Mercedes W205 Front Bumper Radiator Support Holder Bracket Right O/S A2056261400

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045280682

Mercedes W204 W212 Air Intake Hose Intercooler Charge Pipe Diesel A2045280682

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2702000000

Mercedes W176 W246 M270 Petrol Engine Water Coolant Pump A2702000000

£113.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A1715010282

Mercedes SLK R171 Water Hose Cooling Radiator Coolant Pipe A1715010282

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0009912595-1

Mercedes W204 W205 W213 Engine Radiator Mount Holder Clip A0009912595

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2642001501

Mercedes W205 Thermostat Housing M264 Petrol Cooling Unit Pump A2642001501

£94.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0999062500

Mercedes W166 Radiator Fan Shroud Engine Cooling Unit A0999062500

£237.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. RHD-A2515060118

Mercedes W164 W251 Water Coolant Pipe Hose Line Splitter Connector A2515060118

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465050330

Radiator Air Duct Mercedes W176 W246 Baffle Guide Left N/S Cover A2465050330

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2128320994

Water Pipe Mercedes W212 Engine Cooling Coolant Hose Line A2128320994

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0999061100-2

Mercedes W205 Radiator Fan Engine Cooling Radiator Fan Motor A0999061100

£94.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6402032682

Mercedes-Benz W169 W245 180CDI 200CDI Water Coolant Pipe Hose A6402032682

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742030382

Mercedes W204 W205 W213 Water Coolant Pipe Hose Line A2742030382

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6422000215-1

Mercedes W164 OM642 Diesel Thermostat Coolant Housing Cooling Unit A6422000215

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0995001900

Mercedes W205 Radiator Oil Cooler Gearbox Transmission A0995001900

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2034701420

Mercedes-Benz C-Class W203 Fuel Tank Filler Neck Pipe Hose A2034701420

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0009056102

Mercedes W176 W205 W213 W222 Coolant Temperature Sensor A0009056102

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9068322215

Mercedes Sprinter W906 Diesel Radiator Water Cooling Pipe Hose A9068322215

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2038880090

Mercedes C203 Radiator Grille Front Supporting Bracket Holder A2038880090

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9065000493

Mercedes W906 Shroud Radiator Cooling Coolant Fan Unit Left N/S 340W A9065000493

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462030182

Mercedes Vito W639 OM646 Water Hose Pipe Coolant Line Heat Exchanger A6462030182

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2048306396

Mercedes W204 W207 Diesel Water Line Coolant Hose Ruber Pipe A2048306396

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0995006903

Radiator Cooler Mercedes W205 Engine Cooling Water Radiator Unit A0995006903

£70.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A0005002300

Mercedes W205 Auxiliary Circulation Water Pump A0005002300

£85.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0002009323-1

Smart Fortwo A451 Engine Cooling Radiator Blower Fan A0002009323

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6112000715

Mercedes Vito W639 Diesel OM646 Coolant Water Thermostat A6112031975

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2701500320

Mercedes W176 M270 Coolant Temperature Indicator Sensor Wiring A2701500320

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512032582

Mercedes W176 W242 W246 OM651 Coolant Hose EGR Cooler Feed Line A6512032582

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055011301

Mercedes W205 Coolant Water Pipe Tank Line Hose A2055011301

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2478307600

Mercedes W177 W247 Heater Water Cooling Coolant Pipe Hose Line A2478307600

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2712002352

Mercedes W204 Water Hose Radiator Coolant Cooling Pipe Line A2712002352

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2712030282

Thermostat Pipe Mercedes W204 M271 Petrol Flange Hose Line Coolant A2712030282

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2468302996

Mercedes W176 Coolant Hose Heater Line to Water Pump Return A2468302996

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1698301596

Mercedes W169 W245 Water Coolant Hose Pipe Radiator A1698301596

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045012682

Water Hose Mercedes W204 C207 W212 Coolant Radiator Pipe Line A2045012682

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1645060835

Mercedes-Benz M ML W164 Heater Radiator Coolant Pipe Hose Part A1645060835

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2702000000-1

Mercedes W176 W246 Petrol M270 Engine Water Coolant Pump A2702000000

£94.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A2712002452-2

Mercedes W204 Water Pump Hose Radiator Coolant Cooling Pipe Line A2712002452

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2049062102

Radiator Fan Motor Mercedes W176 W246 Engine Cooling Radiator Fan A2049062102

£113.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A2115015482

Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe A2115015482

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465010282

Water Pipe Mercedes C117 W176 W246 M270 Radiator Coolant Hose Line A2465010282

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2048300996

Water Hose Mercedes W204 W212 Engine Cooling Radiator Coolant Pipe A2048300996

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465010182

Water Pipe Mercedes C117 W176 W246 M270 Radiator Coolant Hose Line A2465010182

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2208320494

Mercedes-Benz CL S Class C215 W220 Water Coolant Hose Pipe Radiator A2208320494

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2538305500-1

Water Hose Mercedes W213 S213 Cooling Coolant Pipe Line A2538305500

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462030031

Coolant Pump Stub Mercedes Vito W639 Water Pump OM646 Diesel A6462030031

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2135014782

Water Hose Mercedes W213 S213 Radiator Cooling Coolant Pipe Line A2135014782

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2662030675

Thermostat Housing Mercedes W169 W245 M266 Petrol Coolant A2662030675

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0002006023-1

Mercedes Vito Viano W639 Radiator Fan Engine Cooling Blower Fan A0002006023

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A0009052614

Mercedes W907 2.0 Diesel OM654 Exhaust Temperature Sensor A0009052614

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2465011258

Water Hose Mercedes W176 W246 OM651 Cooling Coolant Pipe Line A2465011258

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6401400575

EGR Exhaust Cooler Mercedes W169 W245 Heat Exchanger OM640 Diesel A6401400575

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2115001693-1

Radiator Fan Mercedes W211 S211 W219 Motor Engine Cooling Unit A2115001693

£70.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2700105401-1

Oil Separator Mercedes W176 W204 A207 W246 M274 Breather Valve A2700105401

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2712001256

Water Pump Mercedes W203 M271 Petrol Engine Coolant Flange A2712001256

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1715010082

Mercedes R171 M272 Petrol Engine Radiator Hose Expansion Tank Line A1715010082

£37.95

Free delivery: Oct 22

If paid before 14:00

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