| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 15 |
| Registration plate lamp issues | 11 |
| Registration plate issues | 3 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 3 |
| Rear Position lamp not working (4.2.1 (a)) | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Drive chain horseshoe locking device incorrectly fitted |6.1.7 |j| |i|| | 2 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 2 |
| Rear Brake excessively binding |1.2.1 |f|| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 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 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Footrest missing (6.2.12 (a)) | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Direction indicator flashing more than 120 times per minute all four |1.5.1c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Front Motorcycle structure cracked |6.1.1a| | 1 |
| Nearside Drive chain worn to excess |6.2.1e| | 1 |
| Nearside Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Offside Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Headlamp incorrect colour |1.2.1| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Footrest insecure |6.2.1a| | 1 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp light source and lamp not compatible |4.1.4 |c|| | 1 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Nearside Front Footrest insecure |6.2.12 |a|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Footrest insecure fractured |6.2.12 |a|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Nearside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Suspension arm ball joint excessively worn swinging arm |5.3.4 |a| |i|| | 1 |
| Rear Stop lamp not working foot brake |4.3.1 |a| |ii|| | 1 |
| Decelerometer brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.4 |a|| | 1 |
| Rear Brake grabbing severely |1.2.1 |c|| | 1 |
| Suspension component pin or bush excessively worn lower shock |5.3.4 |a| |i|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Offside Rear Motorcycle structure corroded to the extent that the rigidity of the assembly is significantly reduced |6.1.1 |c| |i|| | 1 |
| Rear Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Brake pedal anti-slip provision loose |1.1.2 |c|| | 1 |
| Front Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Front Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Front Exhaust system insecure |6.1.2 |a|| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Nearside Rear Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Central Rear Stop lamp not working from front brake lever |4.3.1 |a| |ii|| | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Upper Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Rear Upper Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Engine mounting/bracket missing bolt missing (6.1.8 (a) (ii)) | 1 |
| Brake hose excessively deteriorated | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition section missing (8.1.1 (a)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Offside Lower Motorcycle structure is fractured and structural rigidity is significantly reduced Frame rail (6.1.1 (a) (i)) | 1 |
| Exhaust has a major leak of exhaust gases Blow at cyl head (6.1.2 (a)) | 1 |
| Rear Brake pedal is positioned so that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear Brake pedal insecure (1.1.2 (e) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Upper Shock absorber likely to become detached Nut not on locking part. (5.3.2 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Chain adjuster lock nut loose (6.1.1 (b) (i)) | 1 |
| Engine mounting/bracket missing (6.1.8 (a) (ii)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Clutch lever mounting (6.1.1 (b) (i)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Front Lower Engine mounting/bracket fractured (6.1.8 (a) (ii)) | 1 |
| Rear Lower Engine mounting/bracket excessively loose either side (6.1.8 (a) (ii)) | 1 |
| Rear Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Drive chain horseshoe locking device likely to become detached (6.1.7 (j) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Lower Motorcycle structure is fractured and structural rigidity is significantly reduced Frame torn open where centre stand once was. (6.1.1 (a) (i)) | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases Blowing at engine. (6.1.2 (a)) | 1 |
| Nearside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 1 |
| Nearside Front Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Front Brake component inadequately mounted BOTH (1.1.21 (c)) | 1 |
| Front Lower Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Handlebar grip insecure to handlebar switch left insecure (2.2.1 (d) (ii)) | 1 |
| Front Handlebar grip insecure to handlebar switch right insecure (2.2.1 (d) (ii)) | 1 |
| Nearside Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Rear Brake component insecure (1.1.21 (c)) | 1 |
| Offside Front Footrest insecure (6.2.12 (a)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Rear Drive chain horseshoe locking device likely to become detached (6.1.7 (j) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel Noisey in operation. (1.2.1 (a) (ii)) | 1 |
| Exhaust silencer insecure Brackets missing. (8.1.1 (b) (i)) | 1 |
| Drive chain excessively tight, so that it is likely to fail Links corroded together. (6.1.7 (k) (ii)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working rear control (4.3.1 (a) (ii)) | 1 |
| Brake excessively binding after brake test was binding on (1.2.1 (f)) | 1 |
| Exhaust has a major leak of exhaust gases front pipe joint (6.1.2 (a)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Front Footrest insecure both sides broken brackets (6.2.12 (a)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Stop lamp not working rear brake pedal light (4.3.1 (a) (ii)) | 1 |
| Nearside Front Motorcycle structure is fractured and structural rigidity is significantly reduced mirrow cracked (6.1.1 (a) (i)) | 1 |
| Offside Rear Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Suspension component pin or bush excessively worn Lower linkage (5.3.4 (a) (i)) | 1 |
| Fuel cap leaking (6.1.3 (b) (i)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen no beam paturn (4.1.2 (a)) | 1 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Offside Lower Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced frame cradle bolt missing (6.1.1 (b) (ii)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Rear Wheel bearing play so excessive it is likely to break up showing rubbers near rear sprocket (5.1.3 (a) (ii)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Exhaust has a major leak of exhaust gases blowing at joint (6.1.2 (a)) | 1 |