Thank you for using our calculator tool. This article provides a detailed breakdown of real-world ownership costs and common issues for the 2017 Mercedes-Benz C-Class (W205) C 220 BlueTEC / d (205.002, 205.004) with 150000 miles in the United Kingdom.
ESTIMATED MARKET PRICE
In the UK, a 2017 C-Class C 220 d typically sells for £11000-£16000 depending on condition and service history. Certified pre-owned examples from Mercedes dealers range from £15000-£19000 while trade-in values start around £9000 for higher-mileage cars.
DEPRECIATION — PAST YEAR
Over the past year this model has lost approximately £1800 in value, equating to a 12-15% depreciation rate on the used market.
DEPRECIATION FORECAST
Projected further losses are £1500 in year 1 (resale ~£11000), £3500 over 3 years (resale ~£8000) and £5500 over 5 years (resale ~£5500) at current mileage trends.
BREAKDOWN FREQUENCY & REPAIR COSTS
This generation experiences moderate reliability with breakdowns occurring every 12-18 months on average. Typical repair bills range from £400-£900 outside warranty.
ENGINE RELIABILITY & REPAIR COSTS
The C 220 d OM651 engine is rated average for reliability at 150000 miles. Common issues include EGR valve failure (£650), DPF clogging (£1100 with forced regeneration), and injector replacements (£1200 for a set). Timing chain stretch can occur above 120k miles costing £1800-£2500.
TRANSMISSION & GEARBOX RELIABILITY
The 7G-Tronic Plus automatic is generally robust but suffers from conductor plate failures (£850) and occasional mechatronic unit issues (£1600) around this mileage.
ELECTRICAL SYSTEM & MULTIMEDIA RELIABILITY
Electronics are prone to sensor faults and COMAND system glitches. Typical repairs cost £300-£700 for module replacements or software updates.
SUSPENSION & CHASSIS RELIABILITY
Air suspension if fitted requires compressor replacements (£950) and strut repairs (£1400 per axle). Standard steel suspension wear items like control arms cost £400-£600 per side.
BODY & EXTERIOR
Paint quality is good with strong corrosion protection. OEM bumpers cost £450-£700, headlight assemblies £800 each and chrome trim pieces £150-£300 in the UK.
SCHEDULED MAINTENANCE COSTS
At 150000 miles an oil service costs £220, fuel filter £180, brake pads £280 per axle. Timing chain inspection is recommended at £450.
TAXES, REGISTRATION & INSURANCE
Annual road tax is £180-£200. Average comprehensive insurance for a UK driver is £550-£750 per year.
FUEL / ENERGY COSTS
Real-world consumption is 5.8 L/100km. At current diesel prices this equates to £140 monthly or £1680 annually for 12000 miles.
TYRES
Factory size is 225/45R18. OEM tyres cost £140 each while quality alternatives like Michelin Primacy 4 are £105 per tyre.
FILTERS & CONSUMABLES
Cabin filter £45, oil filter £25, air filter £35 and AdBlue top-ups £20 per 5000 miles.
TOTAL ANNUAL OWNERSHIP COST
- Fuel: £1680
- Insurance & Tax: £900
- Maintenance & Repairs: £1100
- Tyres & Consumables: £450
- Depreciation: £1800
- Total: £5930
PROS & CONS
Pros: refined diesel engine, comfortable ride, strong residual values when maintained. Cons: expensive specialist repairs, potential emissions component issues at high mileage, complex electronics.
WHAT TO CHECK BEFORE BUYING
Inspect service history for DPF/EGR work, check for timing chain noise, test all electrical functions, verify no outstanding recalls and obtain a pre-purchase inspection from a Mercedes specialist.
VERDICT
At current prices the 2017 C 220 d offers good comfort but high-mileage examples carry significant repair risk. Recommended only with full service history and a thorough inspection; otherwise consider lower-mileage alternatives.
