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 W166 Radio Dash Display Cooling Impeller Fan A1669068800

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6542033401

Mercedes W177 Water Coolant Cooling Pipe Line Hose A200d Diesel A6542033401

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2122701296

Mercedes W212 M156 E63 AMG Oil Cooler Coolant Pipe Hose Line A2122701296

£94.95

Free delivery: Oct 23 – 30

If paid before 14:00

Part no. A0015453903

Mercedes W166 W212 Radiator Fan Relay Module A0015453903

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742002551

Mercedes W213 Water Hose Cooling Coolant Pipe Line A2742002551

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512003201

Coolant Water Pump Mercedes Vito W639 Diesel OM651 Mechanical Pump A6512003201

£75.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2215010725

Mercedes W221 Hose Radiator Coolant Cooling Pipe Line A2215010725

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. RHD-A205500200

Mercedes W205 Water Coolant Hose Pipe Radiator Petrol A2055010302

£94.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475014800

Mercedes W447 OM622 Diesel Engine Radiator Coolant Hose Pipe A4475014800

£32.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2215011691

Mercedes CL C216 W221 Water Coolant Pipe Hose Line V8 Petrol Engine A2215011691

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A4475014100

Mercedes Vito W447 Coolant Hose Water Cooling Pump Water Pipe Line A4475014100

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1765011582

Mercedes W176 C117 X156 M133 Petrol Engine Water Coolant Hose Pipe A1765011582

£42.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512000558

Thermostat Housing Mercedes W176 C117 OM651 Coolant Unit Mount A6512000558

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6398305315

Coolant Hose Mercedes Vito W639 Heat Exchanger Water Pipe Diesel A6398305315

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2215000500-2

Mercedes W221 Power Steering Oil Cooler Cooling Radiator Pipe Line A2215000500

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2045011125

Mercedes W204 W207 Engine Cooling Coolant Hose Bleed Line OM651 A2045011125

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. rhd-A2128321345

Mercedes W212 Tube Bracket Pipe Engine Cooling Fan A2128321345

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1645060835-1

Mercedes ML W164 Heater Radiator Coolant Pipe Hose OM642 A1645060835

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A9065010015-1

Expansion Tank Cap Mercedes W639 W906 Radiator Bottle Cover Trim A9065010015

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A1645014782

Mercedes W164 Water Radiator Coolant Hose Pipe Line OM642 Diesel A1645014782

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6422001701

Mercedes W164 W203 C207 Coolant Water Pump Diesel Engine A6422001701

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2055010082

Mercedes W205 Water Hose Radiator Coolant Cooling Pipe Line Right O/S

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2762006051

Coolant Hose Mercedes W205 C207 C238 Turbo Cooling Pipe Line A2762006051

£37.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742000782

Coolant Hose Mercedes W204 Petrol M274 Engine Cooling Water Line A2742000782

£28.95

Free delivery: Oct 22

If paid before 14:00

Part no. rhd-A2038301115

Mercedes W203 CLK C209 Coolant Cooling Vent Pipe Hose Line A2038301115

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6462000301-1

Mercedes W211 OM646 Diesel Engine Water Pump R6462010110

£23.95

Free delivery: Oct 22

If paid before 14:00

Part no. rhd-A1698302696

Mercedes-Benz A-Class W169 Heater Radiator Water Cooling Hose A1698302696

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6512004300-1

Mercedes W176 OM651 Diesel Engine Water Pump Coolant Water Unit A6512004300

£47.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2742032302

Mercedes W212 Petrol OM274 Coolant Pipe EGR Cooler Line A2742032302

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2782030103

Mercedes W212 Water Hose Coolant Cooling Pipe Line A2782030103

£18.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2035004503

Mercedes R171 C203 C209 Water Coolant Engine Radiator Cooler OM646 A2035004503

£284.95

Free delivery: Oct 22

If paid before 14:00

Part no. A6511400675-1

Mercedes W639 W906 OM651 Diesel EGR Exhaust Cooler Heat Exchanger A6511400275

Product currently unavailable

Part no. A2048350364

Mercedes W176 W246 Auxiliary Coolant Water Pump A2048350364

Product currently unavailable

Part no. A9065010503

Mercedes-Benz Sprinter W906 Coolant Expansion Tank Reservoir Bottle A9065010503

Product currently unavailable

Part no. A2465000049

Mercedes W176 W246 Coolant Expansion Tank Reservoir Bottle A2465000049

Product currently unavailable

Part no. A0002009723

Mercedes Sprinter W906 Radiator Fan Engine Cooling Radiator Blower A0002009723

Product currently unavailable

Part no. A9065011482

Mercedes Sprinter W906 Water Hose Cooling Radiator Coolant Pipe Hose A9065011482

Product currently unavailable

Part no. A2045000393-1

Cooling Fan Mercedes W204 W212 Radiator Engine Shroud Motor A2045000393

Product currently unavailable

Part no. A6395010503

Expansion Tank Mercedes W639 Coolant Reservoir Bottle A6395010503

Product currently unavailable

Part no. A0005004386

Mercedes C118 W177 W205 W213 W247 Auxiliary Coolant Water Pump A0005004386

Product currently unavailable

Part no. A6512001901

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

Product currently unavailable

Part no. A2045000393-2

Mercedes W204 W212 Engine Cooling Fan Motor Engine Control Unit A2045000393

Product currently unavailable

Part no. A2035001693

Mercedes-Benz C-Class W203 Engine Cooling Radiator Blower Fan 400W A2035001593

Product currently unavailable

Part no. A0028308584

Mercedes Vito Viano W639 Water Heater Valve Pump Motor A0028308584

Product currently unavailable

Part no. A2045000293

Mercedes W204 W212 Radiator Fan Engine Cooling Radiator Shroud A2045000293

Product currently unavailable

Part no. A2048307496

Water Pipe Mercedes W204 W207 OM651 Cooling Coolant Hose Line A2048307496

Product currently unavailable

Part no. A2045000749

Mercedes W204 Coolant Expansion Tank Reservoir Bottle A2045000749

Product currently unavailable

Part no. A2125016482

Mercedes W204 W212 OM651 Diesel Coolant Hose Water Pipe A2125016482

Product currently unavailable

Part no. A0005002686-1

Water Pump Mercedes W205 W213 W251 Electric Auxiliary Coolant Unit A0005002686

Product currently unavailable

Part no. A9065050855

Radiator Fan Shroud Mercedes W906 Engine Cooling Fan Cover Panel A9065050855

Product currently unavailable

Part no. A2048350364-2

Mercedes W204 W212 W176 W246 Auxiliary Coolant Water Pump A2048350364

Product currently unavailable

Part no. A2118350264

Mercedes W211 Coolant Water Circulation Pump A2118350264

Product currently unavailable

Part no. A2465000093

Mercedes W176 W246 Engine Cooling Radiator Blower Fan A2465000093

Product currently unavailable

Part no. A0005003600

Mercedes W205 W213 C238 W257 OM654 Auxiliary Coolant Water Pump A0005003600

Product currently unavailable

Part no. A2465010125

Mercedes W176 Coolant Vent Bleed Pipe Hose Expansion Tank-Radiator A2465010125

Product currently unavailable

Part no. A6511400675

Mercedes W639 W906 EGR Exhaust Cooler Heat Exchanger OM651 Diesel A6511400275

Product currently unavailable

Part no. A2045012582

Water Hose Mercedes W204 M271 Engine Cooling Radiator Coolant Pipe A2045012582

Product currently unavailable

Part no. A6512031382

Mercedes Sprinter W906 Coolant Hose OM651 Diesel Heater Water Pipe A6512031382

Product currently unavailable

Part no. A6512001901-3

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

Product currently unavailable

Part no. A2475000049

Mercedes W177 W247 Coolant Overflow Expansion Tank Bottle A2475000049

Product currently unavailable

Part no. A9065014482

Mercedes Sprinter W906 Water Hose Cooling Radiator Coolant Pipe Line A9065014482

Product currently unavailable

Part no. A6512001482

Coolant Hose Mercedes W204 Diesel OM651 Water Engine Cooling Line A6512001482

Product currently unavailable

Part no. A0005003800-1

Auxiliary Water Pump Mercedes W205 W213 W247 W447 Electric Coolant A0005003800

Product currently unavailable

Part no. A2035001793

Mercedes-Benz C-Class W203 Engine Cooling Radiator Blower Fan A2035001793

Product currently unavailable

Part no. A9105010400

Expansion Tank Mercedes W907 W910 Coolant Overflow Fluid Bottle A9105010400

Product currently unavailable

Part no. A2465001303

Cooling Radiator Mercedes W176 W246 Engine Coolant Radiator A2465001303

Product currently unavailable

Part no. A6420700033 / A6420701433 / A6420700800

Mercedes-Benz ML W164 OM642 Fuel Injection Line Pressure Pipe Rail Injector Set

Product currently unavailable

Part no. A6512031882

Mercedes W204 W212 Coolant Hose OM651 Diesel Heater Water Pipe A6512031882

Product currently unavailable

Part no. 1481934

Mercedes Sprinter W906 Diesel OM651 Water Hose Cooling Coolant Pipe 1481934

Product currently unavailable

Part no. 1137328648

Mercedes W176 Engine Radiator Cooling Fan Motor Relay Bosch 1137328648

Product currently unavailable

Part no. A2045000393-3

Mercedes W204 W212 Engine Cooling Fan Motor Fan Shroud Blades A2045000393

Product currently unavailable

Part no. A9075282300

Mercedes Sprinter W907 Diesel Intercooler Left N/S Hose Air Line A9075282300

Product currently unavailable

Part no. A0995002703

Coolant Radiator Mercedes W204 W207 W212 Engine Cooling Radiator A0995002703

Product currently unavailable

Part no. A2049066802-3

Mercedes W204 W212 Radiator Fan Engine Cooling Blower Fan 600W A2049066802

Product currently unavailable

Part no. A6395011420

Mercedes-Benz Vito W639 Coolant Expansion Tank Holder Bracket A6395011420

Product currently unavailable

Part no. A2045000193

Mercedes W204 Radiator Fan Engine Cooling Fan A2045000193

Product currently unavailable

Part no. A6461420079

Mercedes W639 OM646 EGR Exhaust Cooler Heat Exchanger A6461420079

Product currently unavailable

Part no. A2049066802-1

Radiator Blower Mercedes W204 W212 Engine Cooling Coolant Fan 600W A2049066802

Product currently unavailable

Part no. A2115001693

Radiator Fan Mercedes W211 S211 W219 Motor Engine Cooling Shroud A2115001693

Product currently unavailable

Part no. A2479060100

Radiator Fan Motor Mercedes W177 W247 Engine Cooling Fan OM608 A2479060100

Product currently unavailable

Part no. A6395001093

Fan Shroud Mercedes Vito Viano W639 Engine Coolant Radiator Fan A6395001093

Product currently unavailable

Part no. A9068890031

Mercedes Sprinter W906 Radiator Bracket Left N/S Cover Panel Mount A9068890031

Product currently unavailable

Part no. A2465000064-3

Radiator Fan Module Mercedes C117 W176 W246 Engine Cooling Unit A2465000064

Product currently unavailable

Part no. A2115015382

Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe A2115015382

£13.95

Free delivery: Oct 22

If paid before 14:00

Part no. A2035451024

Temperature Sensor Mercedes W203 W209 W639 Water Coolant Level A2035451024

Product currently unavailable

Part no. A2115000049

Mercedes W211 W219 Coolant Expansion Tank Bottle A2115000049

Product currently unavailable

Part no. A2045001001

Oil Cooler Mercedes W204 W207 OM642 Transmission Gearbox Radiator A2045001001

Product currently unavailable

Part no. A1695001803

Mercedes W169 W245 OM640 Water Cooling Coolant Radiator A1695001803

Product currently unavailable

Part no. A2045420218

Mercedes W176 W204 W207 W212 W218 AUC Air Quality Sensor A2045420218

Product currently unavailable

Part no. A0005000900

Mercedes W205 W213 C238 W257 OM654 Auxiliary Coolant Water Pump A0005000900

Product currently unavailable

Part no. A6511400675-4

EGR Exhaust Cooler Mercedes W639 W906 Diesel OM651 Valve A6511420467

Product currently unavailable

Part no. A2035000593

Mercedes SLK R171 Radiator Fan Engine Cooling Coolant Unit 600W A2035000493

Product currently unavailable

Part no. A4475000049

Mercedes W447 Expansion Tank Coolant Reservoir Bottle A4475000049

Product currently unavailable

Part no. A0018307784

Mercedes W210 S210 Double Duo Water Heater Valve Pump A0018307784

Product currently unavailable

Part no. A1695050255

Mercedes W169 W245 Engine Cooling Radiator Fan A1695050255

Product currently unavailable

Part no. A2465281282

Intake Hose Mercedes W176 Air Charge Cooler Turbo Intercooler Pipe A2465281282

Product currently unavailable

Part no. A2048307354

Mercedes W204 W207 Dash Dashboard Center Console Air Vent A2048307354

Product currently unavailable

Part no. A0005002686

Pump Mercedes W205 W213 W251 Electric Auxiliary Coolant Water Pump A0005002686

Product currently unavailable

Part no. A2035000049-1

Mercedes W203 C209 Coolant Overflow Expansion Tank Bottle A2035000049

Product currently unavailable

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