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Kawasaki Bj250a vs Kawasaki Unknown: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Kawasaki Bj250a
90%
MOT pass rate · 2 vehicles
Kawasaki Unknown
85%
MOT pass rate · 151,652 vehicles
Verdict: On MOT pass rate the Kawasaki Bj250a (90%) and Kawasaki Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Kawasaki Bj250a Kawasaki Unknown
MOT pass rate 90% ✓ 85%
MOT failure rate 10% ✓ 15%
Faults & advisories per test 1.0 0.8 ✓
Dangerous-fault share 0% ✓ 3%
Average mileage 16,473 mi 19,921 mi
Sample size (vehicles) 2 151,652

Most common faults

Kawasaki Bj250a

  1. Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
  2. Steering headbearing slightly stiff or notchy (2.2.2 (f) (i))
  3. Front Brake disc worn, but not excessively (1.1.14 (a) (i))
  4. Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i))
  5. Headlamp aim projected beam image obviously incorrect (4.1.2 (c))
  6. Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a))

Kawasaki Unknown

  1. Exhaust noisy (8.1.1 (a))
  2. Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
  3. COVID-19 6 MONTH EXTENSION
  4. Rear reflector missing (4.8.2 (a) (ii))
  5. Front Tyre worn close to the legal limit (5.2.3 (e))
  6. Drive chain slightly loose (6.1.7 (c) (i))

Reliability FAQ

On MOT pass rate the Kawasaki Bj250a (90%) and Kawasaki Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Kawasaki Bj250a report Full Kawasaki Unknown report Most reliable cars

Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.