| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 563 |
| Parking brake: efficiency below requirements |3.7.B.7| | 432 |
| Brake hose excessively deteriorated | 378 |
| Rear parking brake recording little or no effort | 295 |
| Brakes imbalanced across an axle | 208 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 196 |
| Brake pipe excessively corroded | 193 |
| Windscreen wiper does not clear the windscreen effectively | 170 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 157 |
| Registration plate lamp issues | 141 |
| Service brake: efficiency below requirements |3.7.B.7| | 128 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 126 |
| Nearside Headlamp insecure |1.7.3| | 121 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 119 |
| Offside Headlamp insecure |1.7.3| | 115 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 96 |
| Registration plate issues | 92 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 86 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 85 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 80 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 78 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 75 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 69 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 69 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 58 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 55 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 55 |
| Offside Front Headlamp insecure |1.7.3| | 54 |
| Parking brake lever has no reserve travel |3.1.6b| | 53 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 53 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 53 |
| Horn not working |1.6.2a| | 50 |
| Front brake application uneven | 47 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 45 |
| Front brake disc in such a condition that it is seriously weakened | 44 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 42 |
| Nearside Front Headlamp insecure |1.7.3| | 41 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 41 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 40 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 40 |
| Emissions not tested |7.0| | 40 |
| Nearside Stop lamp not working |1.2.1b| | 38 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 35 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 35 |
| Offside Front brake disc excessively pitted |3.5.1h| | 34 |
| Offside front brake binding |3.7.B.1| | 33 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 32 |
| Windscreen has damage | 32 |
| Rear brake application uneven | 31 |
| Offside Stop lamp not working |1.2.1b| | 27 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Nearside Rear Stop lamp not working |1.2.1b| | 26 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 24 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 23 |
| Fuel system component leaking |7.2.3| | 23 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 23 |
| Offside Rear fog lamp not working |1.3.2b| | 23 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 23 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 23 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 22 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside front brake binding |3.7.B.1| | 21 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 21 |
| Rear brake binding | 21 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 20 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 19 |
| Rear Exhaust system not adequately supported |7.1.1| | 19 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 18 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 18 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 18 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 18 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 18 |
| Front Exhaust system not adequately supported |7.1.1| | 17 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 17 |
| Nearside Rear Braking system leaking |3.6.A.1| | 17 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 17 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 16 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 16 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 16 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Driver`s seat insecure |6.2.A.1| | 16 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 16 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Offside Front front brake binding |3.7.B.1| | 15 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 15 |
| Offside Front Direction indicator not working |1.4.A.2c| | 15 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Nearside Front front brake binding |3.7.B.1| | 15 |
| Offside Rear Stop lamp not working |1.2.1b| | 15 |
| Brake hose damaged | 15 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 14 |
| Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 14 |
| Offside Rear Braking system leaking |3.6.A.1| | 14 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 14 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 13 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 13 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 13 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 12 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 12 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 12 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Mechanical brake component has restricted free movement | 12 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 12 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 11 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Offside Front Side repeater not working |1.4.A.2c| | 11 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 11 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 11 |
| Headlamp insecure |1.7.3| | 10 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 10 |
| Windscreen wiper blade insecure | 10 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 10 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 9 |
| Offside front brake juddering severely |3.7.A.2b| | 9 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Offside Rear fog lamp adversely affected by the operation of another lamp |1.3.2f| | 9 |
| Nearside Rear wheel cylinder leaking |3.6.A.1| | 9 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Spare wheel carrier insecure |6.4.2| | 8 |
| Exhaust system not adequately supported |7.1.1| | 8 |
| Nearside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 8 |
| Fuel pipe leaking |7.2.3| | 8 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 8 |
| Offside Rear Radius arm has excessive play in a pin/bearing |2.4.G.2| | 8 |
| Nearside Side repeater not working |1.4.A.2c| | 8 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 8 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.2| | 8 |
| Brake hose has insufficient room to move | 8 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside Front brake disc excessively scored |3.5.1h| | 8 |
| Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Nearside Front Side repeater not working |1.4.A.2c| | 7 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 7 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 7 |
| Nearside Rear Radius arm has excessive play in a pin/bearing |2.4.G.2| | 7 |
| rear brakes release unevenly |3.7.B.4| | 7 |
| Offside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 7 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 7 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 7 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |