| Most common failures | No# failures |
|---|
| Registration plate issues | 11 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 11 |
| Front Brake excessively binding (1.2.1 (f)) | 10 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 7 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 7 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 5 |
| Headlamp aim out of alignment | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| 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)) | 3 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 2 |
| Nearside Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Offside Front Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Front Shock absorber has a serious fluid leak front forks both leaking excessively (5.3.2 (b)) | 1 |
| Nearside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Steering headbearing excessively stiff or notchy excessively notchy (2.2.2 (f) (i)) | 1 |
| Front Shock absorber has a serious fluid leak front forks leaking oil excessively (5.3.2 (b)) | 1 |
| Front Shock absorber has a serious fluid leak front forks leaking excessively (5.3.2 (b)) | 1 |
| Steering linkage locking device ineffective steering lock ineffective to the left , handlebars turn too much (2.1.3 (d)) | 1 |
| Offside Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Brake lever has insufficient reserve travel Adjusted (1.1.2 (a)) | 1 |
| Rear Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 1 |
| Offside Front Lower Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Rear Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Front Shock absorber has a serious fluid leak both (5.3.2 (b)) | 1 |
| Offside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Front Shock absorber has a serious fluid leak fork seal (5.3.2 (b)) | 1 |
| Suspension attachment bracket/mounting insecure (5.3.3 (a) (i)) | 1 |
| Nearside Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Nearside Front Stop lamp switch with a delay in operation Rear Brake Light switch not working (4.3.2 (a) (ii)) | 1 |
| Offside Front Stop lamp switch with a delay in operation Front Brake Light switch not working (4.3.2 (a) (ii)) | 1 |
| Rear Brake lever has restricted free movement (1.1.15 (e)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Fuel cap missing (6.1.3 (b) (i)) | 1 |
| Front Shock absorber has a serious fluid leak BOTH (5.3.2 (b)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Front Direction indicator missing BOTH (4.4.1 (a) (ii)) | 1 |
| Central Front Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Central Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Offside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Stop lamp not working Front Brake (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Steering headbearing has excessive wear or free play excessive play (2.2.2 (f) (i)) | 1 |
| Nearside Front Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Headlamp insecure FAIRINGS LOOSE (4.1.1 (c)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Central Front Upper Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Central Front Upper Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Nearside Front Lower Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Rear Lower Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Registration plate lamp issues | 1 |
| Offside Front Upper Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Central Rear Upper Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Nearside Footrest insecure (6.2.12 (a)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Side panels falling off (6.1.1 (b) (i)) | 1 |
| Offside Footrest insecure (6.2.12 (a)) | 1 |