| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 43 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 13 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 11 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 9 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 7 |
| Registration plate lamp issues | 7 |
| Registration plate issues | 6 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 5 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 5 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Headlamp aim not tested |1.6| | 4 |
| Throttle operating incorrectly |6.2.1f| | 4 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 3 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Offside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Nearside Lower Rear suspension bearing has excessive free play |2.4.A2a|i|| | 2 |
| Offside Lower Rear suspension bearing has excessive free play |2.4.A2a|i|| | 2 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Front Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Rear Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Throttle operating incorrectly throttle does not return when released . |6.2.1f| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Shock absorber has a serious fluid leak Front left fork leg leaked out (5.3.2 (b)) | 1 |
| Shock absorber has negligible damping effect Front left fork leg (5.3.2 (b)) | 1 |
| Central Rear Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Lower Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Offside Front suspension assembly component cracked |2.3.1| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Lower Brake caliper|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Nearside Rear Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Offside Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Indicator tell tale not functioning |1.5.2| | 1 |
| Rear Rear suspension bush has excessive free play offside & nearside engine axle fixings all bushes |2.4.A2a|i|| | 1 |
| Exhaust is leaking and excessively noisey exhaust gas reculate pipe corroded |7.1.1b| | 1 |
| Riders seat insecure will not lock down |6.2.1a| | 1 |
| Wheel alignment incorrect which adversely affects the handling due to rear bushes |2.5.1| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear suspension bearing has excessive free play engine mountings |2.4.A2a|i|| | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Wheel alignment incorrect which adversely affects the handling Rear suspension locked, stressing rear engine mounts (2.4 (a)) | 1 |
| Wheel alignment incorrect which adversely affects the steering Front forks and steering lower yoke deformed! (2.4 (a)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Motorcycle structure is deformed and structural rigidity is significantly reduced Rear engine mount stressed. Several panels damaged and insecure. Top box mount broken. (6.1.1 (a) (i)) | 1 |
| Fork yoke excessively deformed (2.2.2 (d) (i)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Nearside Lower Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Suspension arm insecure and control of the motorcycle impaired (5.3.3 (a) (ii)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Brake caliper|s| insecure |3.2.A1j| | 1 |
| Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Nearside Rear Direction indicator lens defective such that the emitted light is adversely affected |4.4.1 |b| |ii|| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front All position lamps not working |4.2.1 |a|| | 1 |
| Engine mounting/bracket excessively loose |6.1.8 |a| |ii|| | 1 |
| Rear Suspension component pin or bush excessively worn engine mount bushes have excessive play. |5.3.4 |a| |i|| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Fuel cap mounting flange/sealing method defective |7.2.2c| | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front suspension assembly component cracked |2.3.1| | 1 |
| Brake disc|s| excessively worn front |3.2.A1l| | 1 |
| Front Exhaust has a major leak of exhaust gases front exhaust pipe badly rusted |6.1.2 |a|| | 1 |
| Fuel cap sealing washer missing |7.2.2c| | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Stop lamp not working when front brake applied (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Suspension arm pin or bush excessively worn Engine mount / swinging arm bearings excessive movement |5.3.4 |a| |i|| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking ENGINE MOUNTS HAVE EXCESSIVE FREEPLAY. |6.1.1c| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Rear Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Rear suspension has severe distortion of a load bearing member or its supporting structure. |2.4.A.2d| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Lower Engine mounting/bracket excessively loose |6.1.8 |a| |ii|| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Lower Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Lower Rear suspension bush has excessive free play linkage |2.4.A2a|i|| | 1 |
| Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Nearside Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Offside Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Direction indicators not working all |1.5.1c| | 1 |
| Rear All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |