| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 26 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 13 |
| Registration plate issues | 13 |
| Drive chain excessively loose |6.2.1d| | 8 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 8 |
| Throttle operating incorrectly |6.2.1f| | 6 |
| Rear reflector on motorcycle missing |1.4.1| | 6 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 4 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front Brake disc|s| cracked |3.2.A1g| | 3 |
| Rear Drive chain excessively loose |6.2.1d| | 3 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Horn not working |1.7.3a| | 2 |
| 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| | 2 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Position lamp not working (4.2.1 (a)) | 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 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Rear Upper Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Rear Drive chain excessively loose |6.2.1d| | 1 |
| Rear suspension component excessively corroded. swingarm |2.4.A.1a| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear Lower Brake locking device missing |3.2.A1e| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Steering lock stop ineffective |2.1.3| | 1 |
| Offside Front Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Brake back plate|s| insecure |3.2.A1j| | 1 |
| Nearside Rear Exhaust has part of the system missing |7.1.1a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Plate brake test indicates a sticking brake |3.3.B1a| | 1 |
| Front Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Seat insecure |6.2.1a| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake caliper|s| insecure |3.2.A1j| | 1 |
| Exhaust has part of the system missing |7.1.1a| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear 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| | 1 |
| Front Wheel excessively distorted |5.2.2 |c| |i|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Brake performance not tested |1.2.1 |g|| | 1 |
| Direction indicators not working At least a 5 second delay, once switch is activated, on both sides!! |1.5.1c| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |1.6.B.1| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Hydraulic brake control creeps under load. |3.1.4a| | 1 |
| Throttle operating incorrectly not freely returning |6.2.1f| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear Brake pivot has restricted free movement |1.1.15 |e|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Brake component inadequately mounted torque reaction arm |1.1.21 |c|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure brake anchor plate, pin missing |6.1.1 |b| |i|| | 1 |
| Fuel hose leaking |7.2.1a| | 1 |
| Front Headlamp incorrect colour |1.2.1| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Drive chain excessively loose rear chain loose |6.2.1d| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Motorcycle structure is so deformed it is likely to adversely affect braking or steering down tube (6.1.1 (a) (ii)) | 1 |
| Offside Front Motorcycle structure is so deformed it is likely to adversely affect braking or steering down tube (6.1.1 (a) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Brake lever is positioned so that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Brake performance not tested (1.2.1 (g)) | 1 |
| Stop lamp not working at hand control (4.3.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Lower Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition baffles missing (8.1.1 (a)) | 1 |
| Rear Upper Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition baffles missing (8.1.1 (a)) | 1 |
| Front Brake grabbing severely needs lube on master cyl piston (1.2.1 (c)) | 1 |
| Rear Brake rod has restricted free movement rubbing exhaust mount (1.1.15 (e)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Front Inner Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak fork seal (5.3.2 (b)) | 1 |
| Rear Drive chain sprocket worn to excess cush drive (6.1.7 (c) (i)) | 1 |
| Drive chain so worn it is likely to fail links seized (6.1.7 (c) (ii)) | 1 |
| Brake hose excessively deteriorated | 1 |