| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 67 |
| Registration plate lamp issues | 16 |
| Front Brake excessively binding (1.2.1 (f)) | 11 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 9 |
| Registration plate issues | 8 |
| Front Brake excessively binding |1.2.1 |f|| | 8 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 7 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 6 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 5 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 4 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 4 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Throttle operating incorrectly |6.2.1f| | 3 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 3 |
| Horn not working (7.7 (a)) | 3 |
| Rear Position lamp not working (4.2.1 (a)) | 3 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 3 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Riders seat insecure (6.2.5 (a) (ii)) | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Headlamp insecure (4.1.1 (c)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 3 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Headlamp aim not tested |1.6| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Horn control not functioning. |1.7.2b| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Nearside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 2 |
| Riders seat insecure |6.2.5 |a| |ii|| | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 2 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Front Brake hose damaged and likely to fail (1.1.12 (a)) | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Exhaust has a major leak of exhaust gases Exhaust broken at pipe to silencer joint. (6.1.2 (a)) | 1 |
| Central 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 Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking rear mounting bracket around engine and rear suspension |tightened two m8 Alan bolts on nearside but require further attention| |6.1.1c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Brake hose damaged and likely to fail cent stand fouling and crushing, to braid of brake flexi (1.1.12 (a)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort Front brake disc bent significantly (1.2.1 (e)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Central Front Steering headbearing has excessive wear or free play STEERING BEARINGS KNOTCHY |2.2.2 |f| |i|| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Nearside Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Nearside Front Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Offside Front Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Front Headlamp incorrect colour showing blue Light pattern distorted as inner lamp has melted. |1.2.1| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake lever attachment screws loose lock nut missing |3.1.2b| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Offside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Front suspension assembly component loose |2.3.1| | 1 |
| Front Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Throttle operating incorrectly throttle stays open when released (6.2.7 (a) (i)) | 1 |
| Nearside Brake lever has restricted free movement rear brake lever stops against hand guard mount on grip (1.1.15 (e)) | 1 |
| Rear Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Front Position lamp not working both sides (4.2.1 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Wheel alignment incorrect which adversely affects the steering headstock loose |2.5.1| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Rear Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Rear Riders seat with a defective supporting structure (6.2.5 (a) (i)) | 1 |
| Front Headlamp reflector missing (4.1.1 (b) (ii)) | 1 |
| Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Throttle operating incorrectly sticking throttle (6.2.7 (a) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Front Brake master cylinder defective but brake still operating (1.1.10 (b) (i)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Rear Suspension arm attachment bracket/mounting insecure Engine mount arm (5.3.3 (a) (i)) | 1 |
| Brake disc contaminated |1.1.14 |b|| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Nearside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Footrest insecure (6.2.12 (a)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| All direction indicators not working faulty switch (4.4.1 (a) (ii)) | 1 |
| Throttle operating incorrectly Not shutting off when released |6.2.1f| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Offside Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Stop lamp not working Bulb (4.3.1 (a) (ii)) | 1 |
| Central Front Upper Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Front Lower Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Riders seat with a defective supporting structure (6.2.5 (a) (i)) | 1 |
| Nearside Suspension damaged and seriously weakened |5.3.3 |b| |i|| | 1 |
| Offside Suspension damaged and seriously weakened |5.3.3 |b| |i|| | 1 |
| Wheel alignment incorrect which adversely affects the handling Machine appears to be bent in the middle. |2.4 |a|| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Offside Front Direction indicator lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 1 |
| Rear Suspension component has excessive wear or free play needed adjustment on spring tension (5.3.3 (d)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Exhaust silencer insecure |8.1.1 |b| |i|| | 1 |
| Exhaust silencer likely to become detached |8.1.1 |b| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Nearside Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Brake grabbing severely (1.2.1 (c)) | 1 |
| Suspension component mounting has an unsafe modification (5.3.3 (c) (i)) | 1 |
| Fuel cap ineffective seal cracked. (6.1.3 (b) (i)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Brake caliper has no reserve travel and braking performance affected (1.1.16 (e) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Steering operation restricted in free movement from lock to lock forks sticking badly?? |2.1.4 |c|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Offside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Front Stop lamp not working lever |4.3.1 |a| |ii|| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Offside Front Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Engine mounting/bracket bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement bushes (6.1.8 (a) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Headlamp reflector seriously defective (4.1.1 (b) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Shock absorber has a serious fluid leak both front fork oil seals leaking (5.3.2 (b)) | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |