BMW 630 2018
Analysis of 63 active listings for BMW 630 2018 from mobile.bg, cars.bg and other sources. Real market prices, known engine issues and what to check before buying.
Diesel 49Petrol 14
📊 Market data
- Cheap listings23 950 €
- Typical price28 900 €
- Expensive listings35 720 €
- Average mileage140 686 км
⚙️ Engines — what to expect
BMW N57 inline-6 diesel — N57
Known issues
- Intake swirl flaps can crack and get ingested into engine — catastrophic if it happens. Delete or replace with upgraded units. (~300–5 000 € repair)
- Bi-turbo N57S/N57D30T1 models — VTG actuator on small turbo can fail. Causes limp mode. (~500–1 500 € repair)
- City driving clogs the DPF, especially on short trips. Forced regeneration or replacement may be needed. (~500–1 200 € repair)
- EGR cooler can develop internal leak. Causes coolant loss and white smoke. (~500–1 200 € repair)
- Injectors can develop leak-back at higher mileage, causing hard starts. (~600–1 500 € repair)
🚨 What to check before buying
Overall risk score: 10/10
Serious risks
- Swirl flap failure: Intake swirl flaps can crack and get ingested into engine — catastrophic if it happens. Delete or replace with upgraded units.
- Turbo actuator (bi-turbo models): Bi-turbo N57S/N57D30T1 models — VTG actuator on small turbo can fail. Causes limp mode.
- DPF clogging: City driving clogs the DPF, especially on short trips. Forced regeneration or replacement may be needed.
- EGR cooler failure: EGR cooler can develop internal leak. Causes coolant loss and white smoke.
Additional notes
- BMW 530d is extremely popular in Bulgaria (1500+ listings). N57 at 200k+ km: timing chain, swirl flaps, DPF, and EGR are all wear items. ZF 8HP gearbox needs fluid change.
- BMW X5 diesel is the top luxury SUV in Bulgaria (1700+ listings). At 200k+ km: timing chain, DPF, turbo, swirl flaps, transfer case, and air suspension (if equipped) are all potential failure points.
- Diesel car from before 2018 with very low mileage suggests city-only use — DPF is likely clogged or has been removed (illegal). Check DPF status and EGR condition.
- BMW 730d (150+119 listings, avg 155-177k km, €35-37k) — flagship technology depreciates but repair costs don't. Air suspension (€2000+/corner), laser headlights (€3000+/unit), gesture control failures, ZF 8HP at high mileage. B57 engine is reliable but service intervals are expensive. Annual maintenance €3000-5000.
🔥 Current market offers
5 cheapest active listings for BMW 630 2018. Click "Analyze" for a full report with market valuation, risk analysis and photo analysis.
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