| Most common failures | No# failures |
|---|
| Registration plate issues | 67 |
| Rear reflector on motorcycle missing |1.4.1| | 52 |
| Rear reflector missing (4.8.2 (a) (ii)) | 26 |
| Horn not working |1.7.3a| | 12 |
| Rear reflector missing |4.8.2 |a| |ii|| | 10 |
| Headlamp aim out of alignment | 6 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Offside Rear Direction indicators not working |1.5.1c| | 4 |
| Registration plate lamp issues | 4 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 4 |
| Horn not working |7.7 |a| |ii|| | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Offside Front Direction indicators not working |1.5.1c| | 3 |
| Direction indicators not working |1.5.1c| | 3 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 3 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 3 |
| Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear reflector on sidecar missing |1.4.1| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Rear reflector on motorcycle missing (1.4.1) | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Offside All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Offside Throttle control functioning such that safe operation of the motorcycle is adversely affected Heated grip wire fouling on fairing (6.2.7 (a) (ii)) | 2 |
| Nearside Front Direction indicator missing (4.4.1 (a) (ii)) | 2 |
| Offside Front Direction indicator missing (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 |
| Horn not working (7.7 (a)) | 2 |
| Riders seat insecure |6.2.1a| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| All position lamps not working |4.2.1 |a|| | 1 |
| Nearside Footrest insecure |6.2.12 |a|| | 1 |
| Nearside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Steering damper ineffective |2.1.2d| | 1 |
| Rear reflector reflecting white to the rear |4.8.2 |a| |ii|| | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Indicator switch defective |1.5.4| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Exhaust markings indicating not for road use or similar wording |6.1.2 |c|| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Brake lever has restricted free movement |1.1.15 |e|| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Steering damper ineffective slightly leaking leaking fluid |2.1.2d| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Offside Direction indicator not working both rear and front offside indicators not working on switch |4.4.1 |a| |ii|| | 1 |
| Front Horn sound not in accordance with requirements Horn not emitting a continuous sound when button depressed |7.7 |c|| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Nearside Footrest insecure e clip was missing |6.2.1a| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Nearside Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Offside Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Rear Rear reflector on motorcycle missing Reflector missing |1.4.1| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil Front fork seal leaking oil |2.3.3| | 1 |
| Front Roller brake test indicates a binding brake Front brake slightly binding |3.3.A1a| | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Offside Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Footrest insecure |6.2.12 |a|| | 1 |
| Rear Rear reflector on motorcycle deteriorated and function impaired |1.4.2a| | 1 |
| Stop lamp missing |1.3.3a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering lock stop missing Snapped off RH side |2.1.3| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Steering operation impeded by a fairing Left air flap by lower yoke not moving correctly and impeding steering function. |2.1.4 |e|| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear reflector on motorcycle missing fitted by customer at test |1.4.1| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned flashing with osf indicator |4.4.3 |a|| | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned flashing with nsf indicator |4.4.3 |a|| | 1 |
| Nearside Front Brake disc|s| insecure |3.2.A1g| | 1 |
| Offside Front Brake disc|s| insecure |3.2.A1g| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Rear reflector defective or damaged by more than 50% of the reflecting surface (4.8.1 (a) (ii)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Offside Direction indicator not working (1.5.1c) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Stop lamp not working of rear foot brake (4.3.1 (a) (ii)) | 1 |
| Rear Rear reflector missing FITTED DURING TEST (4.8.2 (a) (ii)) | 1 |
| Handlebar restricted in free movement from lock to lock front brake lever fouling body fairing applies front brake on lock to lock (2.1.4 (c)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure front fairing/speedometer and clock insecure bolts missing to main frame (6.1.1 (b) (i)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Direction indicator obviously incorrectly positioned Both (4.4.3 (a)) | 1 |
| Rear Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Central Upper Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Suspension component damaged and seriously weakened fork leg chrome has large ripple (5.3.3 (b) (i)) | 1 |
| Rear Outer Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Rear Outer Direction indicator light intensity significantly reduced brake light on indicaters cant be seen (4.4.3 (a)) | 1 |
| Offside Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Front Direction indicator obviously incorrectly positioned 18cm apart ( minimum limit 24cm ) (4.4.3 (a)) | 1 |