| Most common failures | No# failures |
|---|
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Registration plate lamp issues | 11 |
| Headlamp aim out of alignment | 10 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 9 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 7 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 6 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 6 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 3 |
| Nearside Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Rear Brake caliper insecure (1.1.16 (c) (i)) | 2 |
| Rear Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 2 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 2 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Exhaust system insecure (6.1.2 (a)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected Scooter drives forward at idle (6.2.7 (a) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Rear reflector missing Obscured by L plate so can not be seen from rear (4.8.2 (a) (ii)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear reflector missing obscured (4.8.2 (a) (ii)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Headlamp aim projected beam image obviously incorrect lights flashing unable to test beam pattern (4.1.2 (c)) | 1 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Brake caliper inadequately mounted (1.1.16 (c) (i)) | 1 |
| Offside Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Stop lamp not working brake lever (4.3.1 (a) (ii)) | 1 |
| Headlamp light intensity severely reduced pattern deteriated (4.1.4 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Headlamp insecure bulb (4.1.1 (c)) | 1 |
| Steering headbearing has excessive wear or free play Free play (2.2.2 (f) (i)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Rear Stop lamp with a multiple light source more than 1/2 not functioning (4.3.1 (a) (ii)) | 1 |
| Fuel cap ineffective seal split (6.1.3 (b) (i)) | 1 |
| Lower Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Wheel bearing play so excessive that directional control is impaired Rear wheel (5.1.3 (a) (ii)) | 1 |
| Offside Front Direction indicator not working Faulty wire or connection (4.4.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Position lamp switch does not operate in accordance with the requirements (4.2.2 (a)) | 1 |
| Stop lamp not working off rear brake. (4.3.1 (a) (ii)) | 1 |
| Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Throttle operating incorrectly sticking (6.2.7 (a) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Offside Front Shock absorber has a serious fluid leak ADVISE CHECK ALIGNMENT OF FORKS AND STEERING COLUMN (5.3.2 (b)) | 1 |
| Nearside Rear Brake effort inadequate at a wheel REAR BRAKE NOT PERFORMING (1.2.1 (a) (i)) | 1 |
| Central Rear Upper Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear reflector missing Obscured by L plate (4.8.2 (a) (ii)) | 1 |
| Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Offside Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| 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)) | 1 |
| Nearside Rear Direction indicator incorrect colour faded (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator incorrect colour faded (4.4.3 (a)) | 1 |
| Rear reflector missing obscured by l plate (4.8.2 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear All direction indicators incorrect colour Both (4.4.3 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Engine mounting/bracket bracket missing 2 bolts that secure swing arm are snapped (6.1.8 (a) (ii)) | 1 |
| Rear All direction indicators incorrect colour rear indicators both n/s o/s white (4.4.3 (a)) | 1 |
| Rear Motorcycle structure has a fracture which is likely to adversely affect braking or steering Swingarm mountings broken providing no support to rear wheel (6.1.1 (a) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |