| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 59 |
| Registration plate lamp issues | 25 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 25 |
| Stop lamp remains on when the brakes are released | 20 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 19 |
| Horn not working (7.7 (a)) | 16 |
| Horn not working (7.7 (a) (ii)) | 15 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 14 |
| Registration plate issues | 14 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 12 |
| Front Brake excessively binding (1.2.1 (f)) | 9 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 7 |
| Rear Brake excessively binding (1.2.1 (f)) | 7 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 6 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 5 |
| Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 4 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Front Brake excessively binding |1.2.1 |f|| | 3 |
| Riders seat insecure (6.2.5 (a) (ii)) | 3 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 3 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 3 |
| Rear Position lamp not working (4.2.1 (a)) | 3 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 3 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Fuel cap ineffective seal missing (6.1.3 (b) (i)) | 2 |
| Front Brake disc contaminated (1.1.14 (b)) | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 2 |
| Rear Brake lever not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 2 |
| Nearside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 2 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Central Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Brake lever so insecure that the brake cannot be readily applied |1.1.2 |e| |ii|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Central Front Position lamp not working |4.2.1 |a|| | 1 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Rear Stop lamp missing |4.3.1 |a| |ii|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Front Handlebar grip insecure to handlebar both (2.2.1 (d) (ii)) | 1 |
| Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Brake caliper leaking (1.1.16 (b) (i)) | 1 |
| Rear Brake lagging in operation (1.2.1 (d)) | 1 |
| Rear reflector missing Covered by L plate (4.8.2 (a) (ii)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Engine mounting bolts missing (6.1.1 (b) (i)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Nearside Rear Brake lever insecure Rear brake lever pivot bolt is nearly all the way undone as the locking nut is missing! (1.1.2 (e) (i)) | 1 |
| Offside Rear Motorcycle structure joining/attachment plate or fastening insecure chrome bar (6.1.1 (b) (i)) | 1 |
| Nearside Rear Motorcycle structure joining/attachment plate or fastening insecure chrome bar (6.1.1 (b) (i)) | 1 |
| Offside Motorcycle structure joining/attachment plate or fastening insecure chrome panel (6.1.1 (b) (i)) | 1 |
| Stop lamp not working Front & Rear brakes (4.3.1 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Headlamp incorrect colour (4.1.4 (a)) | 1 |
| Offside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Offside Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Rear Brake cable insecure | 1 |
| Lower Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure Mudguard and airfilter not secured (6.1.1 (b) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel Adjusted rear brake (1.1.2 (a)) | 1 |
| Offside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Brake lever pivot has excessive free play LEFT LEVER (1.1.1 (b)) | 1 |
| Decelerometer brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Nearside Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Central Rear Upper Stop lamp does not illuminate by the operation of both brake controls Rear brake switch faulty (4.3.2 (a) (iii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Steering headbearing excessively stiff or notchy NOTCHY WHEEL RAISED (2.2.2 (f) (i)) | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Steering linkage locking device ineffective (2.1.3 (d)) | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Rear Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Headlamp aim not tested no low beam (4.1.2 (b)) | 1 |
| Rear Brake lever has restricted free movement (1.1.15 (e)) | 1 |
| Front Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Brake excessively binding brake sticking on (1.2.1 (f)) | 1 |
| Nearside Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Front Position lamp missing (4.2.1 (a)) | 1 |
| Front Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Front Brake caliper damaged and braking performance affected (1.1.16 (a) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls rear inoperative (4.3.2 (a) (iii)) | 1 |
| Handlebar deformed to the extent that steering is affected Steering handle aligned (2.2.1 (c) (ii)) | 1 |
| Central Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Rear Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced rear mudguard support bracket broken (6.1.1 (b) (ii)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Headlamp insecure loose (4.1.1 (c)) | 1 |
| Rear Brake grabbing severely arm sticking (1.2.1 (c)) | 1 |
| Nearside Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Fuel cap ineffective Seal missing. (6.1.3 (b) (i)) | 1 |
| Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Rear Rear reflector missing cover by l plate (4.8.2 (a) (ii)) | 1 |
| Front Steering headbearing excessively stiff or notchy and excess play in bearing (2.2.2 (f) (i)) | 1 |
| Offside Front Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp not working left control (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Front Shock absorber has negligible damping effect no forks oil lecking fork oil (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has negligible damping effect no forks oil lecking fork oil (5.3.2 (b)) | 1 |
| Central Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls brake switch broken off (4.3.2 (a) (iii)) | 1 |
| Lower Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Central Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Offside Front Upper Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Central Front Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Nearside Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Brake lever has insufficient reserve travel rear brake (1.1.2 (a)) | 1 |
| Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 1 |