2009 Mercedes-Benz C 1.8L Petrol · KW09 BYU
2009 Mercedes-Benz C (1.8L, petrol). First registered 30 Jul 2009. Recorded mileage 101,146 miles. MOT valid until 10 Jun 2027.
- Make & Model
- MERCEDES-BENZ C
- Year / Origin
- 2009 · Northampton
- Safety Recall
- Unknown
- MOT Status
- Valid until 10 Jun 2027
- Road Tax
- —
- Recorded Mileage
- 101,146 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 4+)
- Fuel & Engine
- Petrol · 1.8L
- Reliability Guide
- Common Faults
Thinking of buying this vehicle? Free MOT and tax checks do not cover legal ownership. If outstanding finance exists, finance companies have legal right to repossess without compensation.
KW09 BYU Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 23/05/2026
- 101,146 miles recorded at latest MOT
- 1 historical MOT failure
- 4 defects noted at the latest MOT
- Recurring suspension items (7 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
KW09 BYU MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
5 MOT tests are recorded for this 2009 Mercedes-Benz C (KW09 BYU) between June 2023 and May 2026.
The record contains 4 passes and 1 failure.
The most recent test on 23 May 2026 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
Across all tests, the most frequently flagged areas are: Suspension (7 issues), Tyres (5 issues), Brakes (1 issue). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 10 advisory notices are recorded. Advisories flag items that passed but may need attention before the next test; they are not evidence of how well the vehicle has been serviced.
Recorded failure items include: “Offside Front Upper Suspension arm pin or bush excessively worn control arm (5.3.4 (a) (i))”; “Parking brake efficiency below requirements (1.4.2 (a) (i))”; “Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e))”.
KW09 BYU Mileage History
- 03/06/202380,172 mi
- 08/06/202488,531 mi+8,359 mi
- 27/05/202593,912 mi+5,381 mi
- 02/06/202593,991 mi+79 mi
- 23/05/2026101,146 mi+7,155 mi
Average of roughly 7,061 miles per year across 5 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
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Known faults for Mercedes-Benz Mercedes-Benz C-Class (W204)
Our database tracks 3 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
MOT Roadworthiness: Average
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
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MERCEDES-BENZ C Model Intelligence & Reliability
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Historical MOT pass rates and DVLA records for 2009 model year cars.
- OM651 Diesel Chain Tensioner Oil LeakModerate
The gasket on the timing chain tensioner can fail, leaking oil and potentially leading to timing chain issues due to inconsistent tension.
- Rear Subframe CorrosionSerious
The rear subframe rots from the inside out, leading to MOT failure. Mercedes often replaces these under goodwill.
- Electronic Steering Lock (ESL) failureSerious
The electronic steering lock module can fail, preventing the car from starting. The key is recognised but the steering remains locked. A common and expensive fault on W204s built before the facelift.
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