2017 Mercedes-Benz CLS 2.1L Diesel · SX04 BOS
2017 Mercedes-Benz CLS (2.1L, diesel). First registered 31 May 2017. Recorded mileage 67,979 miles. MOT expired on 20 Aug 2026.
- Make & Model
- MERCEDES-BENZ CLS
- Year / Origin
- 2017 · Inverness
- Safety Recall
- Unknown
- MOT Status
- Expired on 20 Aug 2026
- Road Tax
- —
- Recorded Mileage
- 67,979 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 6 Diesel)
- Fuel & Engine
- Diesel · 2.1L
- 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.
SX04 BOS Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 07/08/2025
- 67,979 miles recorded at latest MOT
- 1 historical MOT failure
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
SX04 BOS 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 2017 Mercedes-Benz Cls (SX04 BOS) between March 2023 and August 2025.
The record contains 4 passes and 1 failure.
The most recent test on 07 August 2025 was a pass, although the earlier record includes 1 failure that buyers may want to investigate.
SX04 BOS Mileage History
- 17/03/202347,683 mi
- 14/03/202452,692 mi+5,009 mi
- 21/03/202452,855 mi+163 mi
- 21/08/202458,819 mi+5,964 mi
- 07/08/202567,979 mi+9,160 mi
Average of roughly 8,484 miles per year across 5 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
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Known faults for Mercedes-Benz Mercedes-Benz CLS (C218)
Our database tracks 3 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
MOT Roadworthiness: Below 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.
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Digital Service History
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MERCEDES-BENZ CLS Model Intelligence & Reliability
Verified MOT failure trends, buying advice, and technical directory specifications.
Owner-reported defects, recurring MOT failure points, and estimated repair costs.
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Historical MOT pass rates and DVLA records for 2017 model year cars.
- NOx sensor and AdBlue system faultsModerate
BlueTEC diesel models regularly trigger engine lights, limp mode or no-restart countdowns when NOx sensors or AdBlue heaters fail.
- Airmatic air suspension leaksSerious
Air springs leak and compressors wear out, causing the car to sag on one corner and throw suspension warnings.
- 7G-Tronic conductor plate failureModerate
The 7-speed automatic gearbox conductor plate can fail, causing harsh shifts, limp mode and gear reading errors.
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