| Most common failures | No# failures |
|---|
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 59 |
| Headlamp aim out of alignment | 55 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 53 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 31 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 30 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 22 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 19 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 19 |
| Registration plate lamp issues | 18 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 17 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 16 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 12 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 12 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 11 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 11 |
| Registration plate issues | 11 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 10 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 9 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 9 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 8 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 7 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 6 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 6 |
| Steering headbearing has excessive free play |2.2.2| | 6 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 5 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 5 |
| Horn not working |1.7.3a| | 5 |
| Headlamp aim beam image kick up to the offside |1.6| | 5 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 4 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 4 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 4 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 4 |
| Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 4 |
| Handlebar mounting clamp loose |2.1.1a| | 4 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 4 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 4 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 3 |
| Front Steering headbearing has excessive free play |2.2.2| | 3 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Nearside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp switch faulty |1.2.4| | 3 |
| Front Brake excessively binding |1.2.1 |f|| | 3 |
| Nearside Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 3 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Nearside Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Rear Brake excessively binding |1.2.1 |f|| | 2 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 2 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 2 |
| Front suspension assembly component excessively misaligned |2.3.1| | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Rear Wheel fixing loose |single fixing| |5.2.1 |a| |ii|| | 2 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 2 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Horn control defective |1.7.2a| | 2 |
| An item not tested |Manual| | 2 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Centre Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front suspension has inadequate damping effect. |2.3.6c| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Offside Direction indicator not working |1.5.1c| | 2 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 2 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 2 |
| Rear wheel insecure |4.2.3b| | 2 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Nearside Rear Direction indicator not working |1.5.1c| | 2 |
| Direction indicators not working |1.5.1c| | 2 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Offside Rear Direction indicator not working |1.5.1c| | 2 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |