BMW C400
Real ownership data from 1,360 UK C400 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common C400 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | dangerous | 22.7% |
| Steering and head bearings | dangerous | 5.2% |
| Brake discs and pads | dangerous | 4.1% |
| Other | major | 4.1% |
| Brakes | dangerous | 4.1% |
| Tyres | dangerous | 4.1% |
| Frame and structure | dangerous | 3.1% |
| Controls and cables | major | 1% |
Advisories (wear noted but not failed) are excluded above; the most common is other.
C400 mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| YearYear | MedianMedian mileage | Mi/yrMiles/year | MOT passFirst-time pass | |
|---|---|---|---|---|
| 2026 | 109 | — | — | — |
| 2025 | 223 | — | — | — |
| 2024 | 113 | — | — | — |
| 2023 | 175 | 3,776 mi | 328 | 97.44% |
| 2022 | 155 | 4,800 mi | 1,123 | 94.86% |
| 2021 | 196 | 5,979 mi | 1,117 | 94.66% |
| 2020 | 160 | 6,173 mi | 941 | 94.68% |
| 2019 | 202 | 7,490 mi | 1,166 | 95.36% |
| 2018 | 27 | 9,797 mi | 1,047 | 92.44% |
C400 questions, answered with data
What are the most common problems with the BMW C400?
Across 1,360 UK examples, the most frequently recorded MOT faults are lights and indicators (22.7% of all recorded faults), steering and head bearings (5.2% of all recorded faults), brake discs and pads (4.1% of all recorded faults).
What is average mileage for a BMW C400?
The median BMW C400 in the UK has covered 5,983 miles, and typically rides about 1,120 miles a year. Half of all examples fall between 3,248 and 10,481 miles.
Is the BMW C400 reliable?
94.91% of BMW C400 MOT tests are passed first time, with an average of 0.05 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 1,360 BMW C400 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.