| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Registration plate lamp issues | 11 |
| Registration plate issues | 8 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 6 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| 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)) | 3 |
| Headlamp aim not tested (4.1.2 (b)) | 3 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 2 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Front Horn not working (7.7 (a) (ii)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 2 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 2 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| All direction indicators light intensity significantly reduced |4.4.3 |a|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Stop lamp not working front brake |4.3.1 |a| |ii|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Steering operation linkage fouling when handlebars turned from lock to lock no lock stop on right lock |2.1.4 |a|| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear Lower Shock absorber insecurely attached mounting bolt loose |5.3.2 |a| |i|| | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear Suspension component pin or bush excessively worn engine mount |5.3.4 |a| |i|| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected pulling hard to nearside |2.2.2 |f| |ii|| | 1 |
| Rear Suspension component pin or bush excessively worn Main engine to frame bushes, excessive lateral movement |5.3.4 |a| |i|| | 1 |
| Nearside Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Stop lamp not working when front brake is applied (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working Bulb (4.3.1 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort Warped disc (1.2.1 (e)) | 1 |
| Headlamp aim not tested Low beam not working (4.1.2 (b)) | 1 |
| Rear Wheel fixing loose (single fixing) Nut loose? (5.2.1 (a) (ii)) | 1 |
| Engine mounting/bracket bracket damaged or deteriorated resulting in excessive movement Cradle bearings wornout? may want bolts retightening. (6.1.8 (a) (i)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Suspension rod pin or bush excessively worn ENGINE PIVOT BEARINGS WORN TO EXCESS (5.3.4 (a) (i)) | 1 |
| Engine mounting/bracket bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Stop lamp not working front brake (4.3.1 (a) (ii)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Brake lever pivot has excessive free play (1.1.1 (b)) | 1 |
| All position lamps not working Front and rear position lamps do not operate . (4.2.1 (a)) | 1 |
| Nearside Motorcycle structure joining/attachment plate or fastening insecure nearside body work covering foot placement insecure . (6.1.1 (b) (i)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Suspension attachment bracket/mounting insecure (5.3.3 (a) (i)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Front Steering operation fouling on the fuel tank or bodywork on full lock steering lockstops not effective, handlebar lower cover fouls front panel (2.1.4 (b)) | 1 |
| Stop lamp not working not working when front brake applied (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Front Headlamp light intensity severely reduced main and dipped beam intensity severly reduced (4.1.4 (a)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen reduced lamp intensity prevented headlamp aim from being tested (4.1.2 (a)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Shock absorber has a serious fluid leak both fork seals leaking (5.3.2 (b)) | 1 |
| Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Lower Engine mounting/bracket bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Suspension arm pin or bush excessively worn nearside offside (5.3.4 (a) (i)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play bearing loose (2.2.2 (f) (i)) | 1 |
| Engine mounting/bracket bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Nearside Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Wheel fixing loose (single fixing) wheel lose (5.2.1 (a) (ii)) | 1 |
| Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front Brake performance not tested pads fitted wrong way around (1.2.1 (g)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Front Shock absorber has a serious fluid leak Front right fork has an excessive oil leak. (5.3.2 (b)) | 1 |
| Front Brake excessively binding Front brake binding excessively. (1.2.1 (f)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Shock absorber has negligible damping effect no damping effect front forks (5.3.2 (b)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Steering operation restricted in free movement from lock to lock steering fouling in right hand lock (2.1.4 (c)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp Affected by indicators (4.2.3 (b)) | 1 |
| Front Brake caliper leaking (1.1.16 (b) (i)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |