Mercedes-Benz S 400 2009
Analysis of 6 active listings for Mercedes-Benz S 400 2009 from mobile.bg, cars.bg and other sources. Real market prices, known engine issues and what to check before buying.
Petrol 5Hybrid 2
📊 Market data
- Cheap listings7 500 €
- Typical price10 425 €
- Expensive listings12 349 €
- Average mileage124 724 км
⚙️ Engines — what to expect
Mercedes M276 3.0/3.5 V6 biturbo (DI) — M276
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)
🚨 What to check before buying
Overall risk score: 5/10
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.
- Car is 17 years old — expect age-related wear: rubber seals, bushings, water pump, AC compressor
Additional notes
- Vehicle is 15+ years old. Age-related issues: rubber seals/hoses degrade, electrical connectors corrode, suspension bushings wear. Not specific to any engine, but expect €500-1,500/year in age-related maintenance beyond normal service items.
🔥 Current market offers
5 cheapest active listings for Mercedes-Benz S 400 2009. Click "Analyze" for a full report with market valuation, risk analysis and photo analysis.
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