| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 6 |
| Headlamp aim out of alignment | 4 |
| Front Brake excessively binding (1.2.1 (f)) | 4 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 4 |
| Registration plate issues | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 3 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 3 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak fork seal (5.3.2 (b)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 2 |
| Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 2 |
| Rear Brake lagging in operation (1.2.1 (d)) | 1 |
| Rear Pillion seat insecure (6.2.6 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Drive chain so loose it is likely to fail And sprung loaded chain tensioner bearing broken up (6.1.7 (c) (ii)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| 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)) | 1 |
| Position lamp adversely affected by the operation of another lamp Can???t see if working as stop lamp stuck on (4.2.3 (b)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Pannier insecure likely to get caught in wheel (6.1.1 (b) (i)) | 1 |
| Suspension component pin or bush excessively worn All rear shock bushes (5.3.4 (a) (i)) | 1 |
| Suspension component mounting has an unsafe modification Front mudguard hits horn when suspension compressed (5.3.3 (c) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Shock absorber has a serious fluid leak fork seal (5.3.2 (b)) | 1 |
| Shock absorber has a serious fluid leak both (5.3.2 (b)) | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced (6.1.1 (b) (ii)) | 1 |
| Rear Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Rear Drive chain excessively tight |6.1.7 |k| |i|| | 1 |
| Nearside Rear Drive chain horseshoe locking device likely to become detached |6.1.7 |j| |ii|| | 1 |
| Nearside Front Brake lever so insecure that the brake cannot be readily applied secure anchor broken (1.1.2 (e) (ii)) | 1 |
| Upper Shock absorber has an excessively worn bush |5.3.2 |c|| | 1 |
| Rear Upper Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Rear Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Upper Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Central Rear Lower Stop lamp likely to become detached tail light loose (4.3.1 (c) (ii)) | 1 |
| Nearside Rear Lower Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Lower Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Upper Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Nearside Front Upper Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| 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|| | 1 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Suspension arm pin or bush excessively worn poss swing arm |5.3.4 |a| |i|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Nearside Front Footrest insecure |6.2.12 |a|| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front Direction indicator incorrect colour lens missing (4.4.3 (a)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Central Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect KICK OFF TO WRONG SIDE (4.1.2 (c)) | 1 |
| Pillion seat insecure (6.2.6 (a) (ii)) | 1 |
| Brake caliper damaged and braking performance affected front calliper siezed (1.1.16 (a) (ii)) | 1 |
| Rear Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Nearside Rear Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |