Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMINI2023COOPER BASE, 2D CONVERTIBLE, AUTOMATIC DCT TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 55 (COOLING SYSTEM - REPAIR - B46 & B48 ENGINES, COOPER S & JCW (F55, F56))
2023 Mini Cooper Base, 2D Convertible, Automatic DCT Trans
Section 55 (Cooling System - Repair - B46 & B48 Engines, Cooper S & JCW (F55, F56))
2023 Mini Cooper Base, 2D Convertible, Automatic DCT TransSECTION Section 55 (Cooling System - Repair - B46 & B48 Engines, Cooper S & JCW (F55, F56))
WARNING: This page is about a different car, the 2018 MINI Cooper, 2017 MINI Cooper, 2016 MINI Cooper, 2015 MINI Cooper, and 2014 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.
- Safety And General Information
- 00 Safety information for working on vehicles with automatic engine start-stop function (MSA)
- 17 00.. Notes for repair work on cooling system
- 17 00 008 Draining and topping up coolant
- 17 00 009 Checking cooling system for watertightness
- 17 00 039 Bleed and fill cooling system with vacuum filling unit
- 17 00 039 Bleeding the cooling system (B36, B38, B46, B48)
- Radiator, Fan, Coolers
- Instructions for replacement of air conditioning capacitors and radiator/coolers
- 17 11... Cleaning radiator ribs
- Releasing cooling module
- 17 11 000 Removing and installing the radiator (B36, B37, B38, B46, B47, B48)
- 17 11 015 Removing and installing front left supplemental radiator (B48 JCW)
- 17 11 035 Removing and installing/replacing fan cowl with electric fan
- 17 11 100 Remove and install/replace the coolant expansion tank
- Turbo Air Cooler
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.