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MOT reliability

Mercedes-benz Cl 500

4,214 vehicles · 68,523 completed MOT tests analysed
79%
MOT pass rate

Based on 4,214 Mercedes-benz Cl 500 vehicles and 68,523 completed MOT tests, the Mercedes-benz Cl 500 has an overall 79% pass rate, with an average recorded mileage of 110,552 miles.

4,214
Vehicles
68,523
MOT tests
5,539
Avg miles / year
1.8
Faults per test
2%
Dangerous-fault share

Mercedes-benz Cl 500 problem areas

Where faults occur most across all Mercedes-benz Cl 500 MOT tests:

  • Other74%
  • Tyres, wheels & suspension17%
  • Brakes12%
  • Steering4%
  • Lamps & electrical3%
  • Emissions & nuisance3%
  • Body & structure2%
  • Visibility1%

Mercedes-benz Cl 500 pass rate by age

How the Mercedes-benz Cl 500's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
1967%
27091%
32,45684%
43,23884%
53,92984%
64,50083%
74,64880%
84,69779%
94,71778%
104,66778%
114,46676%
124,31676%
134,02576%
143,80676%
153,52576%
163,16076%
172,70077%
182,24977%
191,91776%
201,56177%

Fuel types: Petrol (4,187), Diesel (14), LPG (13)

Most common Mercedes-benz Cl 500 MOT faults

These are the faults and advisories recorded most often across Mercedes-benz Cl 500 MOT tests:

  1. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (3,454 times)
  2. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (3,440 times)
  3. Under-trays fitted obscuring some underside components (1,999 times)
  4. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (1,887 times)
  5. Offside Front Tyre worn close to the legal limit (4.1.E.1) (1,830 times)
  6. Front Brake pad(s) wearing thin (3.5.1g) (1,506 times)
  7. Engine covers fitted obscuring some components in the engine bay (1,493 times)
  8. Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1) (1,429 times)
  9. Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1) (1,177 times)
  10. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (1,104 times)
  11. Oil leak, but not excessive (8.4.1 (a) (i)) (1,044 times)
  12. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (1,041 times)
  13. Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (999 times)
  14. Rear Brake pad(s) wearing thin (3.5.1g) (889 times)
  15. Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (819 times)

Mercedes-benz Cl 500 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2014 1 11 100% 39,116
2013 2 25 92% 110,706
2012 45 563 84% 79,759
2011 78 1,038 84% 87,291
2010 127 1,840 83% 97,806
2009 190 2,923 81% 93,318
2008 179 2,776 83% 93,053
2007 357 5,588 83% 99,298
2006 86 1,427 79% 106,139
2005 277 4,790 80% 105,621
2004 323 5,673 80% 115,953
2003 413 7,433 79% 109,516
2002 690 11,958 77% 116,311
2001 548 8,949 77% 114,580
2000 734 11,099 75% 122,102
1999 29 405 72% 125,648
1998 48 837 73% 122,878
1997 61 896 73% 129,991
1996 24 285 73% 106,173
1995 2 7 71% 102,707

Mercedes-benz Cl 500 reliability FAQ

Across 4,214 Mercedes-benz Cl 500 vehicles in our MOT data, 79% pass the MOT (a 21% failure rate), with about 1.8 faults or advisories recorded per test.

The most frequently recorded Mercedes-benz Cl 500 MOT issues are: Offside Rear Tyre worn close to the legal limit (4.1.E.1); Nearside Rear Tyre worn close to the legal limit (4.1.E.1); Under-trays fitted obscuring some underside components.

The typical Mercedes-benz Cl 500 in our data has covered around 110,552 miles.

Compare the Mercedes-benz Cl 500

See how the Mercedes-benz Cl 500 stacks up against other Mercedes-benz models on MOT reliability:

Cl 500 vs C Cl 500 vs E Cl 500 vs Sprinter Cl 500 vs A-class

Check a specific Mercedes-benz Cl 500

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Mercedes-benz models · Learn about common MOT failures · what an MOT checks