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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Land Rover Evoque L551 Water Coolant Hose Pipe Line K8D2-7H255-AB

£18.95

Part no. A6542030002

Mercedes W177 Water Coolant Pipe Hose Line A6542030002

£56.95

Part no. 7547185

BMW 5 7 Series E60 E61 E65 545i 735i Crankcase Ventilation Vent Pipe 7547185

£13.95

Part no. A2078301396

Mercedes C207 M276 Petrol Engine Water Coolant Pipe Hose Tube Line A2078301396

£13.95

Part no. 8654907

BMW G20 G21 G22 G23 G26 G42 Automatic Gearbox Oil Cooling Hose 8654907

£28.95

Part no. A0009912195-2

Mercedes C117 X156 W169 W176 W222 W246 Radiator Holder Clip Mount A0009912195

£13.95

Part no. 5Q0122051AR

Skoda Octavia Mk3 Audi A3 8V Engine Water Coolant Pipe Hose 1.6 TDI 5Q0122051AR

£13.95

Part no. 996106615-1

Porsche Boxster 986 Petrol Engine Water Coolant Pipe Hose Line Tube 996106627

£13.95

Part no. 5Q0121064AT

Skoda Octavia RS 5E 2.0 TFSI Engine Coolant Pipe Hose Line 5Q0121064AT

£23.95

Part no. 7926446

BMW X3 G01 Coolant Radiator Line Pipe Cooler Tube 7926446

£28.95

Part no. 8629960

Mini F55 F56 Petrol Turbo Charger Coolant Hose Oil Pipe Line 8629960

£13.95

Part no. 5Q0122058G

Skoda Superb 3V VW Golf MK7 Audi Water Coolant Hose Pipe Line 5Q0121064AD

£13.95

Part no. 06E121044L-1

Audi A4 S4 B8 S5 8T A6 C7 Coolant Pipe Hose Tube Line 06E121044L

£13.95

Part no. 6G91-8C607-BD

Land Rover Freelander 2 L359 Radiator Cooling Fan Shroud 2.2 CRDI 6G91-8C607-BD

£32.95

Part no. 8509740-2

Radiator Fan BMW F10 F11 Cooling Cooler Shroud Housing 8509740

£18.95

Part no. 7618656

BMW F12 N55 Fuel Tank Breather Valve Vent Pipe Line 7618656

£37.95

Part no. L8D2-19G00-AA

Land Rover Discovery Sport L550 Coolant Expansion Bottle Tank L8D2-19G00-AA

£32.95

Part no. 6G91-8C342-CF

Land Rover Freelander 2 L359 2.2 CRDI Diesel Water Cooling Radiator 6G918C342CF

£94.95

Part no. 7P0121407B

Porsche Cayenne 92A Coolant Liquid Overflow Tank Reservoir 7P0121407B

£13.95

Part no. A6511800565

Mercedes W176 Diesel Oil Cooler A6511800565

£13.95

Part no. 8W0819885B

Audi A5 S5 F5 Water Hose Cooling Coolant Radiator Pipe Line 3.0 TDI 8W0819885B

£28.95

Part no. 06J133781BE

Audi TT 8J Water Hose Cooling Radiator Coolant Pipe Line 06J133781BE

£13.95

Part no. A6398321823

Water Hose Mercedes Vito W639 Cooling Radiator Coolant Pipe Hose A6398321823

£28.95

Part no. RHD-8W2819371

Audi A4 B9 A5 F5 Coolant Water Hose Line Tube Pipe 8W2819371

£23.95

Part no. 420121252AL

Audi R8 42 Additional Auxiliary Radiator Left N/S Cooling Unit 420121252AL

£170.95

Part no. 6775533

BMW 1 Series E81 E87 LCI Petrol Radiator Return Hose Line Pipe 6775533

£13.95

Part no. 9684588980

Peugeot 207 1.6 HDI Thermostat Coolant Cooling Unit Housing Diesel 9684588980

£13.95

Part no. 94810613005

Porsche Cayenne 9PA Water Sleeve Coolant Cooling System 94810605904 94810613005

£151.95

Part no. A2219970952

Mercedes W221 S65 AMG M275 Oil Pipe Hose from Cooler to Tank A2219970952

£37.95

Part no. A2128304096

Mercedes C218 S212 W212 Auxiliary Water Pump Cooling Pipe Line Hose A2128304096

£13.95

Part no. 5882-1I01-V82Z

Aquatec Demand Delivery Water Pump 5882-1I01-V82Z

£70.95

Part no. 7580963

BMW F12 Drive Cooling Coolant Hose Line Pipe 7580963

£23.95

Part no. 8629963

Oil Return Pipe BMW F40 F44 F45 F46 Mini F54 F56 F60 Turbocharger Hose 8629963

£13.95

Part no. 5WA121251H

Skoda Octavia Mk4 Water Radiator Cooler Cooling Unit 2.0 TFSI 5WA121251H

£161.95

Part no. A2215014682

Mercedes W221 Radiator Coolant Hose Pipe Line S350 Petrol Engine A2215014682

£23.95

Part no. 8X23-8102-AD

Jaguar XF X250 Radiator Shroud Cover Upper Deflector Shield 8X23-8102-AD

£18.95

Part no. RHD-4K2819377E

Audi A6 C8 Engine Cooling Water Pipe Coolant Hose Line Set 4K2819377E 4K0819377R

£75.95

Part no. 9326896

Water Hose BMW G30 G31 G11 B57 Diesel Radiator Coolant Pipe Line 9326896

£18.95

Part no. A2515002175

Mercedes W251 Diesel OM642 Coolant Hose Engine Water Cooling Line A2515002175

£13.95

Part no. A6072000215

Mercedes W176 W246 OM607 Coolant Thermostat Housing Cooling Unit A6072000215

£23.95

Part no. 7636951

BMW i3 I01 Coolant Hose Water Cooling Pipe Line 7636951

£13.95

Part no. RHD-8W2819263

Audi A4 B9 Auxiliary Water Pump Coolant Circulation Unit Bracket 8W2819263

£13.95

Part no. 5Q0121096C

Skoda Octavia Mk3 VW Golf Mk7 Water Coolant Pipe Hose Line 2.0 TFSI 5Q0121096C

£13.95

Part no. A2640904900

Mercedes W205 M264 Turbine Lubrication Inlet Oil Feed Line Pipe A2640904900

£28.95

Part no. 2E0121253B

Volkswagen VW Crafter 35 Radiator Engine Cooling Coolant Unit 2E0121253B

£23.95

Part no. 80A122055CH-1

Audi Q5 FY Engine Coolant Pipe Hose Line 40 TDI 80A122055CH

£28.95

Part no. 06F121132G

Audi S3 8P 2.0 TFSI CDLA Coolant Flange Pipe Hose Line 06F121132G

£13.95

Part no. 05C103495B

Seat Ibiza Mk5 KJ1 Audi A3 8Y Oil Breather Separator Cover 1.0 TSI 05C103495B

£32.95

Part no. 7616039

BMW i3 I01 Coolant Hose Water Cooling Pipe Line 7616039

£13.95

Part no. EB3B-19T562-A

Ford Ranger Mk3 Interior Temperature Sensor Control Unit EB3B-19T562-A

£23.95

Part no. 8T16-8005-BB

Ford Transit Turneo Connnect Engine Motor Cooling Radiator 8T16-8005-BB

£47.95

Part no. 80A121400B-1

Audi Q5 FY Water Hose Cooling Coolant Radiator Pipe Line 40 TDI 80A121400B

£32.95

Part no. 5N0121070M

Audi A3 8P Water Hose Cooling Radiator Coolant Pipe Line 5N0121070M

£13.95

Part no. 9166925

BMW X3 F25 N47N Diesel Engine Water Hose Coolant Cooling Pipe Line 9166925

£13.95

Part no. 8625439

BMW F20 F21 F30 F31 LCI B48 Radiator Fan Housing 400W 8625439

£37.95

Part no. A2515018382

Coolant Hose Mercedes W251 Diesel OM642 Radiator Water Cooling Line A2515018382

£23.95

Part no. 8519112

BMW X5 F15 Diesel Engine Coolant Hose Line Tube Supply Return 8519112

£13.95

Part no. 98662403600

Porsche Boxster 986 Engine Compartment Fan Cooling Blower Fan GATE 98662403600

£23.95

Part no. 8517590

BMW X5 F15 X6 F16 Radiator Coolant Cooling Pipe Hose Line 40d Diesel 8517590

£18.95

Part no. 8W0122291AB

Audi A4 B9 35 TFSI DMSB Petrol Water Coolant Hose Line Tube Pipe 8W0122291AB

£13.95

Part no. A2215013584

Mercedes W221 Water Coolant Pipe Hose Line S350 M272 Petrol A2215013584

£18.95

Part no. 5K0121251S

VW Jetta Mk4 Additional Coolant Radiator Engine Cooling Unit 1.4 TSI 5K0121251S

£132.95

Part no. 1479826

Ford Transit Connect Mondeo MK4 1.8 TDCi Coolant Water Pump Pulley 98FF8509BB

£13.95

Part no. 94810615104

Porsche Cayenne 9PA Coolant Distributor Tube Cooling System 3.2 V6 94810615104

£123.95

Part no. 8K0121049AF

Audi A4 B8 2.0 TDI Water Coolant Hose Tube Line Pipe 8K0121049AF

£13.95

Part no. 7649301

Engine Water Hose BMW F20 LCI M135iX F30 335iX Coolant Cooling Pipe Line 7649301

£23.95

Part no. 1K0121205AA-1

Volkswagen Caddy Mk3 Audi A3 8P Engine Cooling Radiator Fan 1.9 TDI 1K0121205AA

£28.95

Part no. A1695000293-1

Mercedes W169 W245 Cooling Radiator Petrol Engine Shroud Cover Mount A1695000293

£18.95

Part no. RHD-Q0008582V002000000

Smart ForTwo C450 Water Hose Radiator Coolant Pipe Line Q0008582V002000000

£13.95

Part no. 5C0121251L

VW Volkswagen Jetta Mk4 Engine Water Cooling Radiator Cooler Unit 5C0121251L

£142.95

Part no. 4K0121140B

Audi A6 C8 Engine Water Coolant Cooling Pipe Hose Line 50 TFSIe 4K0121140B

£23.95

Part no. PZU000020

Range Rover L322 Radiator Fan Shroud Cover Panel 4.4 V8 PZU000020

£28.95

Part no. 6C1Q-8K500-AG-4

Ford Transit Mk7 Engine Water Coolant Pump 2.2 TDCi 6C1Q-8K500-AG

£37.95

Part no. 7623678

Coolant Hose BMW i3 I01 Hybrid Rex Water Cooling Pipe Radiator 7623678

£23.95

Part no. 7795138-1

BMW 5 7 Series E60 E61 LCI E65 Cooler Radiator Water Coolant 7795138

£33.95

Part no. A2065011700

Mercedes W206 M254 Petrol Engine Water Coolant Hose Pipe Line Tube A2065011700

£28.95

Part no. 9307242

BMW 3 4 Series F80 M3 F82 E83 M4 Radiator And Engine Return Hose 9307242

£28.95

Part no. A1645061535

Mercedes ML W164 Coolant Water Cooling Hose Pipe Line Petrol A1645061535

£28.95

Part no. 05L122157AS

Audi A4 B9 A5 F5 Water Cooling Coolant Pipe Hose Line 2.0 TDI 05L122157AS

£23.95

Part no. 1K0121407F

Volkswagen Golf Mk6 Expansion Tank Header Coolant Reservoir Bottle 1K0121407F

£13.95

Part no. 04L122058D

Seat Ateca 2.0 TDI Thermostat Coolant Pipe Hose Line Tube 04L122058D

£23.95

Part no. 5A6E1A4

Mini F65 F66 F67 Water Coolant Pipe Hose Expansion Tank B48P 5A6E1A4

£47.95

Part no. A4158305800

Mercedes W415 Water Hose Coolant Cooling Pipe Line A4158305800

£23.95

Part no. 079121678K

Audi S6 C7 S7 4G Engine Coolant Thermostat Resonator Valve 4.0 TFSI 079121678K

£123.95

Part no. 5A3F108

BMW X1 E84 E90 E91 E92 E93 Radiator Cooling Fan 2.0 Diesel 5A3F108

£42.95

Part no. 06E121044M

Audi A6 C7 A4 B8 A7 4G A8 D3 Coolant Hose Line Tube Pipe 06E121044M

£23.95

Part no. 4G0317818AF

Audi RS6 C7 Oil Pipe Line Tube Hose Automatic Gearbox Transmission 4G0317818AF

£28.95

Part no. 6R0122101DJ

Audi A1 S1 8X 2.0 TFSI Petrol Water Coolant Pipe Hose Line 6R0122101DJ

£28.95

Part no. 4H0121207C-1

Audi S6 C7 S7 4G Engine Cooling Radiator Fan 4.0 TFSI 4H0121207C

£246.95

Part no. 7605640

BMW F12 F13 F06 Coolant Hose Radiator Line Water Pipe 7605640

£37.95

Part no. A2065015100

Mercedes W206 M254 Petrol Engine Coolant Hose Pipe Line Tube A2065015100

£66.95

Part no. 9496099

Coolant Pipe BMW G11 G12 G30 LCI Radiator Cooling Hose Line 9496099

£18.95

Part no. 9170342

BMW F07 F10 F11 F12 F13 F01 F02 Coolant Return Pipe Hose Line 9170342

£13.95

Part no. RHD-Q0008579V002000000

Smart ForTwo C450 Water Hose Radiator Coolant Pipe Line Q0008579V002000000

£13.95

Part no. A6462010810

Mercedes W211 Water Coolant Pump Engine Cooling Unit OM646 A646201081

£23.95

Part no. A2602000051

Mercedes W177 Water Hose Water Coolant Cooling Pipe Line A2602000051

£28.95

Part no. CC11-9L440-BF

Ford Transit MK8 Radiator Intercooler Charge Air Cooler Turbo CC11-9L440-BF

£37.95

Part no. 7519204

BMW E60 E61 E63 E64 Engine Cooling Radiator Module Carrier Housing 7519204

£28.95

Part no. A2068300602

Mercedes W206 M254 Petrol Engine Coolant Hose Pipe Line Tube A2068300602

£75.95

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