MOT reliability
Honda Cb400nb
610 vehicles · 124 completed MOT tests analysed
84%
MOT pass rate
Based on 610 Honda Cb400nb vehicles and 124 completed MOT tests, the Honda Cb400nb has an overall 84% pass rate, with an average recorded mileage of 31,154 miles.
610
Vehicles
124
MOT tests
622
Avg miles / year
0.7
Faults per test
0%
Dangerous-fault share
Honda Cb400nb problem areas
Where faults occur most across all Honda Cb400nb MOT tests:
-
Other60%
-
Steering22%
-
Body & structure12%
-
Tyres, wheels & suspension10%
-
Brakes3%
-
Lamps & electrical3%
-
Seatbelts & equipment2%
Honda Cb400nb pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 20 | 2 | 50% |
Fuel types: Petrol (609), Diesel (1)
Most common Honda Cb400nb MOT faults
These are the faults and advisories recorded most often across Honda Cb400nb MOT tests:
- Front shock absorber has light misting of stanchion (2.3.3) (5 times)
- Steering headbearing has slight free play (2.2.2) (4 times)
- Rear Tyre worn close to the legal limit (4.1.3(ii)) (3 times)
- Nearside Front Clutch lever bent (6.2.7 (b)) (3 times)
- Front Front shock absorber has light misting of stanchion (2.3.3) (2 times)
- Front suspension has a slightly reduced damping effect (2.3.6c) (2 times)
- Nearside Front Front shock absorber seal failed and leaking oil (2.3.3) (2 times)
- Steering movement slightly 'notchy' (2.2.1b) (2 times)
- Offside Front Brake lever is short but brake can still be readily applied (3.1.3c) (2 times)
- Drive chain slightly loose (6.2.1d) (2 times)
- Oil leak (2 times)
- Motorcycle structure slightly corroded front fender (6.1.1a) (2 times)
- Wheel alignment incorrect which adversely affects the handling (2.5.1) (2 times)
- Front Motorcycle structure is corroded but structural rigidity is not significantly reduced mudguard (6.1.1 (c) (i)) (2 times)
- rear tyre cracked and aged (1 times)
Honda Cb400nb pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 1988 | 1 | 3 | 67% | — |
| 1985 | 2 | 5 | 60% | 18,150 |
| 1984 | 4 | 24 | 88% | 38,775 |
| 1983 | 8 | 60 | 87% | 33,439 |
| 1982 | 4 | 32 | 81% | 25,464 |
Honda Cb400nb reliability FAQ
Across 610 Honda Cb400nb vehicles in our MOT data,
84% pass the MOT (a 16% failure rate), with about
0.7 faults or advisories recorded per test.
The most frequently recorded Honda Cb400nb MOT issues are:
Front shock absorber has light misting of stanchion (2.3.3); Steering headbearing has slight free play (2.2.2); Rear Tyre worn close to the legal limit (4.1.3(ii)).
The typical Honda Cb400nb in our data has covered around
31,154 miles.
Compare the Honda Cb400nb
See how the Honda Cb400nb stacks up against other Honda models on MOT reliability:
Check a specific Honda Cb400nb
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