Mercedes-Benz E 400 2020

Analysis of 23 active listings for Mercedes-Benz E 400 2020 from mobile.bg, cars.bg and other sources. Real market prices, known engine issues and what to check before buying.

Diesel 23

📊 Market data

Cheap listings15 700 €
Typical price35 585 €
Expensive listings45 592 €
Average mileage143 118 км

⚙️ Engines — what to expect

Mercedes M276 3.0/3.5 V6 biturbo (DI) — M276

3.5L Petrol 252–333 к.с. Reliability: good Risk: 3/10 (low)

Known issues

Direct injection causes carbon deposits on intake valves — walnut blasting needed. (~300–700 € repair)
PCV oil separator can fail, causing oil leaks and idle issues. (~200–600 € repair)
Occasional chain tensioner noise on cold start at higher mileage. (~400–1 200 € repair)

Mercedes M256 3.0L I6 EQ Boost — M256

3.0L Hybrid 362–435 к.с. Reliability: average Risk: 5/10 (medium)

Known issues

ISG (integrated starter-generator) failure (~2 000–4 000 € repair)
48V system electrical faults (~1 000–3 000 € repair)
Turbo actuator issues (~800–1 500 € repair)
PCV diaphragm failure causes oil misting and idle issues. (~300–800 € repair)
Electric water pump can fail and cause overheating. (~600–1 500 € repair)

🚨 What to check before buying

Overall risk score: 9/10

Serious risks

Carbon buildup (DI): Direct injection causes carbon deposits on intake valves — walnut blasting needed.
PCV/oil separator: PCV oil separator can fail, causing oil leaks and idle issues.
Timing chain tensioner noise: Occasional chain tensioner noise on cold start at higher mileage.

Additional notes

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.
Mercedes M256 inline-6 with 48V ISG is technically sophisticated but complex. The integrated starter-generator and 48V system add repair cost layers not found on simpler engines. ISG failure costs €2,000-4,000.
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.

🔥 Current market offers

5 cheapest active listings for Mercedes-Benz E 400 2020. Click "Analyze" for a full report with market valuation, risk analysis and photo analysis.

Mercedes-Benz E 400 d 4MATIC T Autom. -

3 000 € 93 500 км 72461 Baden-wьrttemberg - Albstadt Diesel

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Mercedes Benz E 400 D 4-matic AMG line 8fach

11 250 € 93 000 км 72461 Baden-wьrttemberg - Albstadt Diesel

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Mercedes E400d 4MATIC 2020 Facelift

14 000 € 36043 Hessen - Fulda Diesel

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Mercedes-Benz E 400

22 500 € 325 786 км Гр. София Diesel

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Mercedes-Benz E400d AMG Line, 20zoll AMG, Pano, Standheizung..

23 000 € 204 000 км 86609 Bayern - Donauwцrth Diesel

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