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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2018 BMW 430i xDrive 2D Convertible
Quick Lookups: Fluids
2018 BMW 430i xDrive 2D ConvertibleSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Refrigerant | 1.20 LBS. | 0.54 KG | R-134a Part No. 83 19 9 408 386. R1234yf Part No. 83 19 2 354 790 | The nameplate in the engine compartment indicates which refrigerant has been used. | S | ||
| Automatic Transmission Fluid | 9.30 QTS. | 8.8 L | Automatic Transmission Fluid ATF+3 | S | |||
| Brake Fluid | N/A | N/A | BMW Brake Fluid DOT 4 with low viscosity | S | |||
| Differential Gear Oil | Front Axle | 0.63 QTS. | 0.59 L | Hypoid Axle Oil G2 up to 02/2020, Hypoid Axle Oil G5 (Fuchs Titan EG 4399) from 03/2020 | S | ||
| Differential Gear Oil | Rear Axle | N/A | N/A | Hypoid Axle Oil G3 (Fuchs Titan EG 4218) Only for Rear differential, not for hang-on clutch (HOC) | BMW Part No. 83 22 2 365 988. | S | |
| Engine Coolant | High Temperature Coolant Circuit | 8.56 QTS. | 8.1 L | Frostox HT-12 antifreeze and corrosion inhibitor | Top-up quantity of coolant in the event of repair with disconnected collant hoses. Observe the mixture ration and filling level. (2.11 qts). | S | |
| Engine Coolant | Low Temperature Circuit | 3.80 QTS. | 3.59 L | Frostox HT-12 antifreeze and corrosion inhibitor | S | ||
| Engine Oil | w/Filter | 5.55 QTS. | 5.25 L | BMW High Performance Synthetic Engine Oil, SAE 0W-30 or SAE 0W-20 | The suitable viscosity grade is indicated on a label in the engine compartment. Alternatively, also engine oils with viscosity grades SAE 5W-20, SAE 5W-30, SAE 0W-40 or SAE 5W-40 can be used. | S | |
| Engine Oil | w/o Filter | 5.25 QTS. | 4.96 L | BMW High Performance Synthetic Engine Oil, SAE 0W-30 or SAE 0W-20 | The suitable viscosity grade is indicated on a label in the engine compartment. Alternatively, also engine oils with viscosity grades SAE 5W-20, SAE 5W-30, SAE 0W-40 or SAE 5W-40 can be used. | S | |
| Windshield Washer Fluid | N/A | N/A | Fill with water and - if required - with a washer antifreeze (according to manufacturer's recommendations). Mix the washer fluid before adding it to the reservoir. | S | |||
RENDER: 1.0x
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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.