| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 594 |
| Windscreen wiper does not clear the windscreen effectively | 530 |
| Brake pipe excessively corroded | 382 |
| Brake hose excessively deteriorated | 337 |
| Headlamp aim out of alignment | 328 |
| Offside Stop lamp not working |1.2.1b| | 178 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 153 |
| Nearside Stop lamp not working |1.2.1b| | 140 |
| Offside Rear fog lamp not working |1.3.2b| | 125 |
| Registration plate issues | 124 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 120 |
| Rear fog lamp not working |1.3.2b| | 92 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 92 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 82 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 81 |
| Brakes imbalanced across an axle | 75 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 75 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 66 |
| Nearside Rear Stop lamp not working |1.2.1b| | 66 |
| Offside Rear Stop lamp not working |1.2.1b| | 65 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 63 |
| Parking brake: efficiency below requirements |3.7.B.7| | 63 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 62 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 62 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 59 |
| Rear fog lamp tell tale not working |1.3.1b| | 56 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 51 |
| Parking brake lever has no reserve travel |3.1.6b| | 48 |
| Windscreen has damage | 46 |
| Rear brake binding | 45 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 44 |
| Horn not working |1.6.2a| | 44 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 43 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 40 |
| Rear parking brake recording little or no effort | 36 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 35 |
| Battery insecure |1.9.1| | 33 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 32 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 27 |
| Service brake: efficiency below requirements |3.7.B.7| | 26 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 26 |
| Brake hose damaged | 25 |
| Emissions not tested |7.0| | 25 |
| Offside Rear fog lamp missing |1.3.2a| | 24 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 24 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 23 |
| Rear Rear fog lamp not working |1.3.2b| | 23 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 23 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 21 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Anti-lock braking system warning lamp indicates an ABS fault | 20 |
| Nearside Headlamp insecure |1.7.3| | 20 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 20 |
| Windscreen wiper blade insecure | 20 |
| Rear Exhaust system not adequately supported |7.1.1| | 19 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 19 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 18 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 18 |
| Front brake application uneven | 17 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 17 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 17 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 17 |
| Rear brake application uneven | 17 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 17 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 16 |
| Rear fog lamp insecure |1.3.2a| | 16 |
| Offside Headlamp insecure |1.7.3| | 15 |
| Rear fog lamp missing |1.3.2a| | 15 |
| Rear fog lamp switch missing |1.3.1a| | 14 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 14 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Stop lamp not working |1.2.1b| | 14 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 13 |
| Offside Obligatory mirror missing |8.1.1| | 13 |
| Rear brake disc in such a condition that it is seriously weakened | 13 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 12 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Rear Stop lamp not working |1.2.1b| | 12 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 11 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 11 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 11 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 10 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 10 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 10 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 10 |
| Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 10 |
| Centre Rear Statutory seat belt missing |5.1.1| | 10 |
| Windscreen washer not working | 9 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 9 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 9 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Offside Rear fog lamp insecure |1.3.2a| | 9 |
| Nearside Side repeater not working |1.4.A.2c| | 9 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 9 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 9 |