| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 35 |
| Registration plate issues | 11 |
| Stop lamp remains on when the brakes are released | 11 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 11 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 10 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 9 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 8 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 7 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Stop lamp not working |4.3.1 |a| |ii|| | 6 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 6 |
| Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 5 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 5 |
| Headlamp insecure (4.1.1 (c)) | 4 |
| Rear reflector on motorcycle obscured |1.4.2b| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Nearside Indicator tell tale not functioning |1.5.2| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Front Position lamp not working (4.2.1 (a)) | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Headlamp insecure |1.2.3b| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front Position lamp not working |4.2.1 |a|| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Rear Brake drum significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 2 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Rear Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Nearside Front Forks excessively corroded (2.2.2 (d) (i)) | 1 |
| Stop lamp does not illuminate immediately a brake applies Brake light bulb defective. Replaced. |1.3.1a| | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure front fender damaged |6.1.1 |b| |i|| | 1 |
| Rear Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear Shock absorber has negligible damping effect seized nsr shock seems to be ***bent*** (5.3.2 (b)) | 1 |
| Rear Brake lever insecure |3.1.2a| | 1 |
| Front All position lamps not working |4.2.1 |a|| | 1 |
| Front Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment linked brakes (1.1.15 (f)) | 1 |
| Sidecar wheel alignment has excessive vertical misalignment which adversely affects the handling of the combination (2.4 (d)) | 1 |
| Rear Brake lever has insufficient reserve travel cable needed adjustment (1.1.2 (a)) | 1 |
| Rear Stop lamp not working rear lever (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Road spring fractured (5.3.1 (b) (i)) | 1 |
| Nearside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Central Rear Stop lamp does not illuminate by the operation of both brake controls REAR LIGHT NOT ILLUMINATED VIA EITHER BRAKE CONTROLS (4.3.2 (a) (iii)) | 1 |
| Central Front Headlamp not working on dipped beam DIPPED BEAM NOT WORKING (4.1.1 (a) (ii)) | 1 |
| Rear Brake cable knotted (1.1.15 (a)) | 1 |
| Rear Rear reflector likely to become detached |4.8.1 |b| |ii|| | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Rear Stop lamp not working rear lamp replaced (4.3.1 (a) (ii)) | 1 |
| Central Rear Rear reflector missing reflector replaced |4.8.2 |a| |ii|| | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front Brake caliper insecure (1.1.16 (c) (i)) | 1 |
| Rear Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Stop lamp not working from either control (4.3.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Front Stop lamp not working (faulty brake light switch) (4.3.1 (a) (ii)) | 1 |
| Rear Rear suspension component excessively bent |2.4.A.1a| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride rear top box not locked in secure position |6.2.1h| | 1 |
| Nearside Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Stop lamp does not illuminate immediately a brake applies changed bulb |1.3.1a| | 1 |
| Headlamp reflector seriously defective (4.1.1 (b) (ii)) | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Nearside Rear Road spring mounting fractured (5.3.1 (b) (i)) | 1 |
| Front Fairings so located that it is likely to impede the steering front plastics damaged,jagged edges, & no l plate, |2.1.2e| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Front Brake lever excessively worn broken off with sharp edge |1.1.15 |b|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Nearside Rear Brake lever pivot has excessive free play lever (1.1.1 (b)) | 1 |
| Steering linkage locking device ineffective |2.1.3 |d|| | 1 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Shock absorber has negligible damping effect right side |5.3.2 |b|| | 1 |
| Rear Suspension component damaged and seriously weakened right side |5.3.3 |b| |i|| | 1 |
| Stop lamp does not illuminate immediately a brake applies both controls |1.3.1a| | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Wheel alignment incorrect which adversely affects the steering slightley out of line |2.5.1| | 1 |
| Offside Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Front Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Headlamp aim not tested |1.6| | 1 |
| Front Fork yoke excessively deformed (2.2.2 (d) (i)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Headlamp aim not tested No image |4.1.2 |b|| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Wheel fixing missing (single fixing) Wheel nut and spacer missing (5.2.1 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel Both front and rear brake levers (1.1.2 (a)) | 1 |
| Dipswitch does not operate immediately when selected on main beam |4.1.3 |b|| | 1 |
| Front Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Stop lamp remains on when the brake is released both controls |1.3.1e| | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake lagging in operation (1.2.1 (d)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Central Front Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Brake lever insecure |3.1.2a| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel Rear i.e. L/H (1.1.2 (a)) | 1 |
| Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Position lamp switch does not operate in accordance with the requirements (4.2.2 (a)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Front Brake lever is so short that the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Offside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake component insecure (1.1.21 (c)) | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear Brake drum significantly and obviously worn |1.1.14 |a| |i|| | 1 |