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MERCEDES-BENZ C MOT Pass Rate

80.1% of 154,148 MERCEDES-BENZ C MOT tests pass.

At 80.1%, The C passes slightly less often than the average across all MERCEDES-BENZ models (82.8%).

The MERCEDES-BENZ C has a pass rate of 80.1%, a little higher than the national average for cars (78.3%).

Pass rate by vehicle age

Pass rate drops sharply with age: the MERCEDES-BENZ C tested at 3–6 years pass 90.8% of the time, compared with just 69.7% at 15+ years.

Pass rate by vehicle age band0–3 yearsn/a3–6 years90.8%6–10 years86.1%10–15 years75.8%15+ years69.7%
MERCEDES-BENZ C pass rate and average mileage by vehicle age band
Vehicle agePass rateTestsAverage mileage
0–3 yearstoo few tests (6)6no reading
3–6 years90.8%14,94143,339 miles
6–10 years86.1%60,74273,638 miles
10–15 years75.8%47,106103,619 miles
15+ years69.7%31,353117,927 miles

Common MOT failure reasons for the MERCEDES-BENZ C

The most common reason the MERCEDES-BENZ C fails its MOT is suspension — present in 48.8% of failed tests, most often logged as "ball joint excessively worn".

Top MOT failure categories for the MERCEDES-BENZ C
CategoryShare of failed testsExample
Suspension48.8%ball joint excessively worn
Brakes34.3%excessively corroded
Tyres33.1%tread depth below requirements of 1.6mm
Lamps, reflectors and electrical equipment29.4%not working
Noise, emissions and leaks13.3%inoperative or indicates a malfunction
Visibility8.6%provides insufficient washer liquid
Body, chassis, structure4.0%has a major leak of exhaust gases
Road Wheels3.5%fixing missing
Seat belts and supplementary restraint systems3.2%warning lamp indicates a fault
Steering2.6%ball joint has excessive play

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