| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 23 |
| Registration plate issues | 10 |
| Registration plate lamp issues | 9 |
| Front Brake excessively binding (1.2.1 (f)) | 9 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 7 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 6 |
| Front Brake excessively binding |1.2.1 |f|| | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 5 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 3 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Front Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 2 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Front Wheel bearing so rough it is likely to overheat or break up |5.1.3 |b| |ii|| | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Front Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 2 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies Brake light switch cleaned and adjusted. |1.3.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Lower Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Handlebar grip insecure to handlebar lh grip loose |2.2.1 |d| |ii|| | 1 |
| Nearside Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Offside Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Drive chain so loose it is likely to fail |6.1.7 |c| |ii|| | 1 |
| Handlebar restricted in free movement from lock to lock catching the screen preventing full lock |2.1.4 |c|| | 1 |
| Handlebar so insecure it is likely to become detached risers to top yolk |2.2.1 |b| |ii|| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear Brake pedal insecure |1.1.2 |e| |i|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Stop lamp not working front brake switch |4.3.1 |a| |ii|| | 1 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock Throttle was being opened on contact |2.1.4 |b|| | 1 |
| Rear Brake pedal insecure circlip and washer missing |1.1.2 |e| |i|| | 1 |
| Nearside Front Handlebar grip insecure to handlebar Heated Grip Loose - Able to move on Handlebar |2.2.1 |d| |ii|| | 1 |
| Direction indicator not working front left indicator not working |4.4.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases exhaust leaking from rear cylinders area |6.1.2 |a|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Brake pedal insecure |1.1.2 |e| |i|| | 1 |
| Front Steering headbearing has excessive wear or free play knotchy |2.2.2 |f| |i|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Front Brake caliper inadequately mounted and braking performance affected |1.1.16 |c| |ii|| | 1 |
| Brake excessively binding |1.2.1 |f|| | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock fouling against the screen N/S and O/S |2.1.4 |b|| | 1 |
| Drive chain excessively tight |6.1.7 |k| |i|| | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Brake excessively binding front and rear (1.2.1 (f)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Nearside Handlebar handgrip not secure to handlebars. (2.1.1c) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Central Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Central Rear Vehicle identification number obviously falsified (0.2 (b)) | 1 |
| Drive chain worn to excess Seized links (6.1.7 (c) (i)) | 1 |
| Steering headbearing has excessive wear or free play freeplay,top nut loose (2.2.2 (f) (i)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Throttle operating incorrectly Slack added to pull cable to prevent sticking throttle. (6.2.7 (a) (i)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Central Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Upper Fork yoke insecure (2.2.2 (d) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected throttle sticking on (6.2.7 (a) (ii)) | 1 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Horn sound not in accordance with requirements Horn very quite. Bracket touching frame and dampening sound. (7.7 (c)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Nearside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Offside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock handguards hitting screen (2.1.4 (b)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Headlamp aim projected beam image obviously incorrect bulb fitted incorrectly (4.1.2 (c)) | 1 |
| Offside Front Brake caliper leaking (1.1.16 (b) (i)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak n/s fork seal leaking (5.3.2 (b)) | 1 |
| Nearside Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Lower Suspension component pin or bush excessively worn monoshock lower bush/bearing (5.3.4 (a) (i)) | 1 |
| Rear Outer Brake lining(s) incorrectly mounted (1.1.13 (c)) | 1 |
| Central Rear Lower Brake excessively binding very heavy bind to rear brake . (1.2.1 (f)) | 1 |
| Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Front Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |