BMW 4 Series 430i
F32/F33/F36 (2nd gen 4 Series) / F32/F33/F36 / G22/G23 / G22/G23 (2nd gen 4 Series coupe/convertible) / 2017-2024 / Coupe/Convertible/Gran Coupe / Coupe / Convertible / Gran Coupe / Coupe / Convertible
Year and trim selector
Choose the exact year and trim to see engine, oil and service details.
2017 BMW 4 Series 430i B48B20O0 (F32 (Coupe), F33 (Convertible), F36 (Gran Coupe))
F32 (Coupe), F33 (Convertible), F36 (Gran Coupe) / B48B20O0 / 2.0L Turbocharged inline-4, direct injection, variable valve timing
2018 BMW 4 Series 430i B48B20 (F32/F33/F36)
F32/F33/F36 / B48B20 / 2.0L inline-4 turbocharged petrol, direct injection, BMW B48 engine family
2022 BMW 4 Series 430i B48B20M0 (G22 (Coupe), G23 (Convertible))
G22 (Coupe), G23 (Convertible) / B48B20M0 / 2.0L Turbocharged inline-4 petrol engine with twin-scroll turbocharger and direct injection
2023 BMW 4 Series 430i B48B20M0 (G22 (coupe)/G23 (convertible))
G22 (coupe)/G23 (convertible) / B48B20M0 / 2.0L turbocharged inline-4, B48 modular engine series, used globally in 430i models
2024 BMW 4 Series 430i B48B20M0 (G22 (Coupe), G23 (Convertible))
G22 (Coupe), G23 (Convertible) / B48B20M0 / 2.0L inline-4 turbocharged petrol engine with TwinPower Turbo technology
Engine codes by year
| Year | Trim | Engine codes | Displacement | Fuel system |
|---|---|---|---|---|
| 2017 | technical-profile | B48B20O0 | 1998 cc | Direct Injection with turbocharging |
| 2018 | technical-profile | B48B20 | 1998 cc | Direct injection turbocharged petrol |
| 2022 | technical-profile | B48B20M0 | 1998 cc | Direct fuel injection with turbocharging |
| 2023 | technical-profile | B48B20M0 | 1998 cc | Direct injection with turbocharging |
| 2024 | technical-profile | B48B20M0 | 1998 cc | Direct injection turbocharged petrol |
Oil capacity by engine
| Year | Engine codes | Oil type | Oil capacity | Fluid |
|---|---|---|---|---|
| 2017 | B48B20O0 | BMW Longlife-01 5W-30 synthetic or equivalent | 5.0 liters with filter replacement (service fill) | ZF Lifeguard Fluid 8 |
| 2018 | B48B20 | BMW Longlife-01 5W-30 synthetic | Approximately 5.0 liters; includes service-fill and filter change | BMW LT 71141 synthetic automatic transmission fluid for automatics |
| 2022 | B48B20M0 | BMW Longlife-17 FE or equivalent synthetic oil | Approximately 5.0 liters (includes service fill; replace oil filter with every oil change) | BMW LA 2634 or equivalent automatic transmission fluid for ZF 8HP |
| 2023 | B48B20M0 | BMW Longlife-01 FE | Approximately 5.5 liters service-fill with filter change (market dependent, check local BMW workshop data) | ZF Lifeguard 8 automatic transmission fluid (ATF) |
| 2024 | B48B20M0 | BMW Longlife-01 FE or equivalent synthetic 0W-20 or 5W-30 | Approximately 5.0 liters (engine oil service fill, filter change included) | BMW approved synthetic ATF or manual transmission fluid per service manual |
Technical specifications
- Engines: B48B20O0, B48B20, B48B20M0
- Transmissions: 6-speed manual available on select markets/models, 8-speed ZF 8HP automatic, ZF Lifeguard Fluid 8, 6-speed manual (select markets), 8-speed ZF automatic, BMW LT 71141 synthetic automatic transmission fluid for automatics, 6-speed manual available in select markets, 8-speed ZF 8HP automatic transmission standard or optional depending on market
- Tire sizes: 225/45 R18, 225/40 R19 (optional), 225/45R18 front, 255/40R18 rear (coupe configuration), 225/45R18 front, 255/40R18 rear (standard; may vary by market/options), 255/40R18 rear (typical OEM fitment), 225/45R18 (standard), up to 255/35R19 (optional)
- Bolt pattern: Verify by exact trim and wheel package
- Wheel torque: Verify by VIN and wheel package
- Battery: Verify by engine, market and equipment package
Fluids and service data
- Engine oil: BMW Longlife-01 5W-30 synthetic or equivalent / BMW Longlife-01 5W-30 synthetic / BMW Longlife-17 FE or equivalent synthetic oil / BMW Longlife-01 FE
- Transmission fluid: ZF Lifeguard Fluid 8 / BMW LT 71141 synthetic automatic transmission fluid for automatics / BMW LA 2634 or equivalent automatic transmission fluid for ZF 8HP / ZF Lifeguard 8 automatic transmission fluid (ATF)
- Coolant: 7.5 liters (varies slightly by body style) / Approx. 7.5 liters / Approximately 7.3 liters (varies with setup and market) / Approximately 6.5 liters
- Brake fluid: DOT 4, service recommended every 2 years / DOT4 specification / DOT 4 / DOT 4, BMW approved
Known problems
- High-pressure fuel pump wear
- Timing chain tensioner noise in early B48 engines
- Carbon buildup on intake valves (direct injection engines)
- High pressure fuel pump wear
- Timing chain stretch under high mileage
- Turbocharger wastegate rattling
- Occasional high-pressure fuel pump issues reported in some markets
- Oil consumption can vary depending on driving conditions
- Carbon buildup on intake valves (direct injection typical)
- Water pump and thermostat failures after ~100,000 km
- Turbocharger wastegate rattle (rare)
- Turbocharger coking in some markets