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MOT reliability

Mercedes-benz W123

1 vehicles · 6 completed MOT tests analysed
83%
MOT pass rate

Based on 1 Mercedes-benz W123 vehicles and 6 completed MOT tests, the Mercedes-benz W123 has an overall 83% pass rate, with an average recorded mileage of 150,857 miles.

1
Vehicles
6
MOT tests
3,104
Avg miles / year
1.7
Faults per test
0%
Dangerous-fault share

Mercedes-benz W123 problem areas

Where faults occur most across all Mercedes-benz W123 MOT tests:

  • Tyres, wheels & suspension40%
  • Body & structure40%
  • Steering20%
  • Lamps & electrical10%

Fuel types: Diesel (1)

Most common Mercedes-benz W123 MOT faults

These are the faults and advisories recorded most often across Mercedes-benz W123 MOT tests:

  1. Nearside Front Outer Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (2 times)
  2. Nearside Rear Drive shaft joint constant velocity boot severely deteriorated BOTH (6.1.7 (g) (i)) (2 times)
  3. Offside Rear Drive shaft joint constant velocity boot severely deteriorated BOTH (6.1.7 (g) (i)) (2 times)
  4. Rear Stop lamp(s) not working (4.3.1 (a) (ii)) (1 times)
  5. Nearside Front Shock absorbers has light misting of oil (5.3.2 (b)) (1 times)
  6. Nearside Front Track rod end ball joint has slight play (2.1.3 (b) (i)) (1 times)
  7. Offside Front Shock absorbers has light misting of oil (5.3.2 (b)) (1 times)
  8. Offside Front Track rod end ball joint has slight play (2.1.3 (b) (i)) (1 times)

Mercedes-benz W123 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1983 1 6 83% 150,857

Mercedes-benz W123 reliability FAQ

Across 1 Mercedes-benz W123 vehicles in our MOT data, 83% pass the MOT (a 17% failure rate), with about 1.7 faults or advisories recorded per test.

The most frequently recorded Mercedes-benz W123 MOT issues are: Nearside Front Outer Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)); Nearside Rear Drive shaft joint constant velocity boot severely deteriorated BOTH (6.1.7 (g) (i)); Offside Rear Drive shaft joint constant velocity boot severely deteriorated BOTH (6.1.7 (g) (i)).

The typical Mercedes-benz W123 in our data has covered around 150,857 miles.

Compare the Mercedes-benz W123

See how the Mercedes-benz W123 stacks up against other Mercedes-benz models on MOT reliability:

W123 vs C W123 vs E W123 vs Sprinter W123 vs A-class

Check a specific Mercedes-benz W123

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