| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 15 |
| Windscreen wiper does not clear the windscreen effectively | 14 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 10 |
| Registration plate lamp issues | 8 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 8 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Hazard warning switch faulty |1.4.B.1d| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Windscreen washer not working | 3 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Rear brake binding | 2 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Registration plate issues | 2 |
| Brakes imbalanced across an axle | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 1 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Horn sound not in accordance with requirements Excessively harsh or grating sound (7.7 (c)) | 1 |
| Nearside Rear Upper All outline marker lamps missing (4.2.1 (a) (ii)) | 1 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Side repeater not working |1.4.A.2c| | 1 |
| Nearside Lower Outline marker lamp does not illuminate simultaneously with the position lamps (4.2.2 (a)) | 1 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Seat belt installation causes a lap belt to be incorrectly positioned across the occupant (10.1 (u)) | 1 |
| Offside Outline marker lamp not working all 3 markers non op (4.2.1 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Offside Front Seat belt not functioning as intended (7.1.2 (c)) | 1 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Offside Headlamp reflector seriously defective main beam (4.1.1 (b) (ii)) | 1 |
| Offside Front Seat belt not functioning as intended |7.1.2 |c|| | 1 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 1 |
| Offside Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Rear Body has a sharp edge caused by damage wing taped up. |6.1.C.1| | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Emissions not tested |7.4.B.1| | 1 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Nearside Obligatory mirror does not provide a view to the rear (3.3 (c)) | 1 |
| Position lamp switch does not illuminate the front and rear position lamps with a single operation (4.2.2 (a)) | 1 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Rear brake excessively fluctuating | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Offside Rear Statutory seat belt missing |5.1.1| | 1 |
| Offside Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 1 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 1 |
| Rear Direction indicator adversely affected by the operation of another lamp indicators causing brake and sidelights etc to flash |4.4.3 |b|| | 1 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |