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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Audi A4 B9 2.0 TDI DETA Water Coolant Hose Line Tube Pipe 8W0122293AE

€23.95

Part no. 8616315

Fan Motor BMW F20 F21 F30 F31 Engine Cooling Radiator Fan Motor 8616315

€28.95

Part no. 4F0819378F

Audi A6 C6 2.0 TFSI Coolant Water Heater Pipe Hose Line 4F0819378F

€23.95

Part no. 06L121075A

Audi A5 8T A4 B8 Engine Coolant Pipe Hose Line Tube 06L121075A

€37.95

Part no. A6072000215

Mercedes W176 W246 OM607 Coolant Thermostat Housing Cooling Unit A6072000215

€23.95

Part no. A6395017482

Water Hose Mercedes Vito Viano W639 Cooling Coolant Pipe Line OM651 A6395017482

€23.95

Part no. 7590699-2

BMW 1 3 Series E81 E87 E90 E91 LCI Fan Engine Cooling Radiator Cover 7590699

€23.95

Part no. 1K0122101DK-1

Audi TT 8J Upper Radiator Coolant Hose Pipe 2.0 TFSI BWA 1K0122101DK

€32.95

Part no. DV61-8C607-AD-1

Ford Transit Connect Radiator Engine Cooling Fan Motor DV61-8C607-AD

€94.95

Part no. 7507149

BMW G30 G31 G32 G11 G12 Radiator Coolant Pipe Hose Line 2.0 Hybrid 7507149

€42.95

Part no. 044121113

Volkswagen Polo Mk4 Coolant Thermostat 044121113

€23.95

Part no. 5Q0122051BJ

Audi A3 8V 1.6 TDI CRKB Water Coolant Pipe Hose Line Tube 5Q0122051BJ

€56.95

Part no. A2044661381

Water Pipe Mercedes W204 M271 Engine Cooling Radiator Coolant Hose A2044661381

€23.95

Part no. 1929874

Ford Kuga C520 Engine Water Hose Tube Pipe 1.5 Petrol Ecoboost F1F1-6B851-DE

€23.95

Part no. A6512031482

Coolant Hose Mercedes W204 W212 OM651 Diesel Heater Water Pipe A6512031482

€23.95

Part no. 98662403601

Porsche Cayman 987C Engine Compartment Fan Cooling Blower Fan GATE 98662403601

€23.95

Part no. 1357091

Land Rover Discovery 4 L319 Thermostat Housing Water Outlet 2.7 TDV6 1357091

€28.95

Part no. A0005000900

Mercedes W205 W213 C238 W257 OM654 Auxiliary Coolant Water Pump A0005000900

€89.95

Part no. 99710662103

Porsche Cayman 987C Engine Coolant Hose Tube Line Pipe Feed Left N/S 99710662103

€23.95

Part no. A6542030001

Mercedes W205 W213 OM654 Oil Cooler Pipe Hose Line A6542030001

€23.95

Part no. A2049060212

Mercedes W204 W212 Radiator Engine Cooling Fan Shroud Motor A2049060212

€104.95

Part no. 07L121481H

Audi A6 C6 S8 D3 Engine Water Coolant Pipe Line Tube Hose 07L121481H

€66.95

Part no. A2742000215-1

Mercedes W205 274920 Engine Coolant Thermostat Petrol Housing Unit A2742000215

€99.95

Part no. 8843815

Additional Water Pump BMW F07 F10 F11 X3 F25 Diesel Engine Coolant Unit 8843815

€28.95

Part no. 8J0201216C

Audi TT 8J Water Coolant Hose Line Return Tube Pipe 8J0201216C

€23.95

Part no. 7523258-2

BMW 1 3 Series E87 E90 E91 Radiator Fan Housing Cover 7523258

€32.95

Part no. M8D2-8C480-BB

Land Rover Discovery Sport L550 Coolant Hose Pipe 2.2 Diesel M8D2-8C480-BB

€42.95

Part no. 5Q0121205D

Seat Leon 5F III Audi A3 8V 2.0 TDI Radiator Fan Shroud Motor 400W 5Q0121205D

€142.95

Part no. A1635010182

Mercedes W163 Engine Radiator Hose Tube Line Pipe ML 350 112970 A1635010182

€23.95

Part no. 5Q0122073H

Seat Leon 5F Water Coolant Pipe Hose Cooling Line 2.0 TDI Diesel 5Q0122073H

€23.95

Part no. 6R0122447K-1

Audi A1 8X Coolant Water Pipe Hose Line Engine Cooling 6R0122447K

€23.95

Part no. 06F121011

Audi A4 B7 Water Coolant Pump Engine Cooling Unit 2.0 Petrol 06F121011

€66.95

Part no. A2575012900

Bleed Line Mercedes W213 Diesel M656 Coolant Water Hose A2575012900

€32.95

Part no. 7P0819926B

VW Volkswagen Touareg 7P 3.0 TDI Coolant Water Pipe Hose Line 7P0819926B

€23.95

Part no. 04L121131J

Audi A3 8V Skoda Octavia Mk3 Water Coolant Flange Pipe Hose Line 04L121131J

€23.95

Part no. A2538308801

Heater Coolant Hose Mercedes C253 W213 Water Pump Heater Line A2538308801

€28.95

Part no. 7P0121065AC

Volkswagen Touareg 7P Preheater Pipe Hose Line 3.0 TDI 7P0121065AC

€23.95

Part no. A2762006651

Coolant Hose Mercedes C238 Turbo Cooling Return Line A2762006051

€56.95

Part no. 2022276

Ford Transit Mk8 Oil Cooler Hose Tube Line Pipe 2.0 EcoBlue Diesel GK3Q-8B451-AB

€23.95

Part no. A2742031202

Water Hose Mercedes W204 C207 W212 W205 W213 M274 Coolant Line Pipe A2742031202

€23.95

Part no. 7852352

Coolant Hose BMW F90 M5 F92 M8 Water Cooling Pipe Line 7852352

€42.95

Part no. A1332000551

Mercedes W176 M133 45 AMG Coolant Pipe Hose Line Tube A1332000551

€37.95

Part no. 8515509

BMW X5 F15 Radiator Top Coolant Pump Hose Cooling System 8515509

€28.95

Part no. BV618005BD

Ford Transit Connect Mk2 1.5 TDCI Water Coolant Radiator Cooling BV61-8005-BD

€47.95

Part no. 8K0965561A

Audi A4 B8 A5 8T 2.0 TFSI Water Pump Auxiliary Coolant Circulation 8K0965561A

€23.95

Part no. 1335277

Land Rover Discovery 3 L319 Water Coolant Pipe Hose Line 2.7 V6 4H2Q-6720-CD

€23.95

Part no. M8D2-8260-AB

Range Rover Evoque L551 Radiator Coolant Pipe Hose 2.0 Diesel M8D2-8260-AB

€42.95

Part no. 7515489

BMW Mini Cooper One R50 R52 Petrol W10 Radiator Coolant Hose 7557167

€23.95

Part no. 03C121111B

Volkswagen Polo Mk5 6R Water Coolant Thermostat Housing 03C121111B

€23.95

Part no. 05E121111AB-1

Seat Leon 5F Ibiza Mk5 Water Coolant Pump Petrol Engine 1.5 TSI 05E121111AB

€70.95

Part no. 1K0121070BB

Volkswagen Touran 1T Water Coolant Pipe Hose Line Tube 1.4 TSI 1K0121070BB

€23.95

Part no. 5Q0122051BA

Volkswagen Golf Gtd 5G Audi A3 8V Water Coolant Pipe Hose Tube Line 5Q0122051BA

€23.95

Part no. 06N145778

Audi A4 B9 A5 F5 A6 A7 C8 A8 D5 Q5 FY Turbocharger Oil Pipe Hose Line 06N145778

€51.95

Part no. 6922394

Mini Cooper R50 Hose Heater Radiator 6922394

€23.95

Part no. 8478420

BMW F74 Gran Coupé Electric Coolant Pump Line Hose Tube B38A15P 8478420

€80.95

Part no. A6542032801

Coolant Hose Mercedes W177 C118 W247 Diesel OM654 Water Line A6542032801

€42.95

Part no. 038121031F

Mechanical Water Pump Volkswagen Golf V Diesel Engine Coolant Unit 038121031F

€23.95

Part no. A1332000582

Mercedes W176 M133 A45 AMG Coolant Water Pipe Hose Line Tube A1332000582

€42.95

Part no. 7827842-1

BMW F10 X5 F15 X6 F16 Coolant Hose Cooling Water Line Diesel N57N 7827842

€23.95

Part no. 7823544-1

Radiator Expansion Tank BMW X3 F25 X4 F26 Overflow Tank Bottle 7823544

€23.95

Part no. 1K0820897A

VW Volkswagen Scirocco Mk3 Heat Shield Air Con Condenser Radiator 1K0820897A

€23.95

Part no. 8K0819147

Audi A4 A5 8T Auxiliary Water Pump 2.0 TDI TFSI Diesel Petrol 8K0819147

€23.95

Part no. 3Q0121156D

Volkswagen Caddy SB Engine Cooling System Hose Pipe 2.0 TDI 3Q0121156D

€89.95

Part no. 1741202

BMW X5 E38 E39 E53 Engine Cooling System Coolant Pipe Petrol M62

€23.95

Part no. 7P6122051D

Volkswagen VW Touareg 7P Coolant Hose Pipes Line 3.0 TDI Diesel 7P6122051D

€56.95

Part no. A0005000185

Mercedes W221 W906 Radiator Coolant Water Drain Plug Cap Stop Screw A0005000185

€23.95

Part no. 7L0815857C

VW Volkswagen Touareg 7L Water Heater Coolant Pipe Hose Line 7L0815857C

€23.95

Part no. 6Y0121086F

Volkswagen Polo 9N Engine Coolant Hose Pipe Tube Line 1.2 Petrol BMM 6Y0121086F

€23.95

Part no. 06F145383N

Audi TTS 8J Turbocharger Coolant Pipe Hose Line 2.0 TFSI 06F145383N

€28.95

Part no. 06D145735B

Audi A4 B7 2.0 TFSI BGB Petrol Oil Hose Line Tube Pipe 06D145735B

€23.95

Part no. 420121233

Audi R8 42 Radiator Support Mount Bracket Left N/S Side 4.2L Petrol 420121233

€28.95

Part no. 7592652

Water Hose BMW F10 F11 F12 F13 N63 Petrol Cooling Coolant Pipe Line 7592652

€28.95

Part no. 8K0121036E-1

Audi A4 B8 A5 8T A5 S5 Radiator Coolant Hose Tube Line Pipe 8K0121036E

€37.95

Part no. A2702000000-1

Mercedes W176 W246 Petrol M270 Engine Water Coolant Pump A2702000000

€104.95

Part no. 7616025

BMW i3 I01 Radiator Side Mount Cover Holder Bracket Panel Left N/S 7616025

€42.95

Part no. 8K0121251R

Audi A4 B8 Coolant Radiator Engine Cooling Unit Radiator 8K0121251R

€37.95

Part no. 1K0122101GG

Audi A3 8P Water Coolant Pipe Hose Line 1.8 FSI BZB Petrol Engine 1K0122101GQ

€23.95

Part no. 8841819

BMW U06 X2 U10 X1 U11 Water Coolant Return Pipe Hose Line B38X 8841819

€118.95

Part no. 7838480

Thermostat BMW E90 E92 E93 M3 Housing Engine Cooling 7838482

€23.95

Part no. 1K0122447GF

Volkswagen Passat B7 Coolant Pipe Hose Line 2.0 TDI 1K0122447GF

€23.95

Part no. 7526824

BMW E60 E61 Radiator Fan Shroud Housing 520i 525i 530i M54 Petrol 7526824

€42.95

Part no. 4H0121055AB

Audi A8 D4 3.0 Diesel Coolant Return Line Tube Pipe Hose Right O/S 4H0121055AB

€23.95

Part no. 06H121601P

Audi A6 C8 A5 F5 Q7 4M Electric Additional Auxiliary Water Pump 06H121601P

€42.95

Part no. 5Q0122073BK

Audi Q3 8U Water Coolant Hose Tube Line Pipe 2.0 TDI Diesel 5Q0122073BK

€23.95

Part no. 7840661

BMW 3 Series E90 E91 E92 M3 S65 Radiator Bottom Thermostat Coolant Hose 7840661

€23.95

Part no. 1437493

Accumulator Flange BMW X5 E53 E38 Cooling System 1702200

€23.95

Part no. 1J0121156AT

Volkswagen Golf Mk4 Audi A3 TT Heater Matrix Coolant Pipe Hose Line 1J0121156AT

€28.95

Part no. 06H121026N

Audi A3 8P VW Golf MK6 Engine Coolant Water Pump 1.8 TFSI Petrol 06H121026N

€56.95

Part no. 2W93-8005-AH

Jaguar XF X250 Petrol Engine Cooling Radiator 3.0 2W93-8005-AH

€66.95

Part no. 7P0121065M-1

Volkswagen Touareg 7P Oil Cooler Cooling Tube Pipe Hose Line 3.0 TDI 7P0121065M

€23.95

Part no. 1626837030

Toyota Auris E15 Water Coolant Pipe Hose Line 1.6 1ZR-FE 1626837030

€28.95

Part no. A2125018282

Mercedes W204 W212 Water Pipe OM651 Engine Cooling Coolant Hose Line A2125018282

€23.95

Part no. A2223270044-1

Mercedes C216 W212 S212 Water Hose Coolant Cooling Pipe Line A2223270044

€32.95

Part no. PCH001150

Range Rover L322 Radiator Cooling Hose Pipe Line PCH001150

€23.95

Part no. A1191552835

Mercedes C140 Idler Belt Pulley Water Pump 1191552835

€108.95

Part no. 8516206

BMW F10 F30 F32 N57N 330d 430d 530d Diesel Thermostat Housing 8516206

€23.95

Part no. 7M5112A648BA

Ford Transit Turbo Coolant Temperature Sensor 7M5112A648BA

€23.95

Part no. 8T168K218AB

Expansion Tank Ford Transit Connect Coolant Reservoir Bottle 8T168K218AB

€23.95

Part no. A6562032200

Water Pump Holder Mercedes W221 Diesel OM656 Coolant Pump Bracket A6562032200

€32.95

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