| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 900 |
| Registration plate lamp issues | 754 |
| Brake pipe excessively corroded | 702 |
| Parking brake: efficiency below requirements |3.7.B.7| | 691 |
| Windscreen wiper does not clear the windscreen effectively | 676 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 453 |
| Rear parking brake recording little or no effort | 449 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 439 |
| Offside Steering rack gaiter split |2.2.D.2d| | 387 |
| Parking brake lever has no reserve travel |3.1.6b| | 325 |
| Nearside Stop lamp not working |1.2.1b| | 290 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 278 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 256 |
| Offside Stop lamp not working |1.2.1b| | 246 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 201 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 182 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 180 |
| Brakes imbalanced across an axle | 169 |
| Service brake: efficiency below requirements |3.7.B.7| | 168 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 167 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 166 |
| Emissions not tested |7.0| | 142 |
| Registration plate issues | 140 |
| Nearside Rear Stop lamp not working |1.2.1b| | 130 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 127 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 125 |
| Offside Rear Stop lamp not working |1.2.1b| | 117 |
| Horn not working |1.6.2a| | 110 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 108 |
| Offside Rear fog lamp not working |1.3.2b| | 108 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 104 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 103 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 88 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 79 |
| Rear brake binding | 78 |
| Brake hose excessively deteriorated | 73 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 66 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 64 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 62 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 60 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 56 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 55 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 54 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 49 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 47 |
| Windscreen has damage | 47 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 46 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 44 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 43 |
| Rear brake application uneven | 41 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 41 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 41 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 40 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 39 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 39 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 38 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 37 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 37 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 36 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 35 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 34 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 34 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 34 |
| Nearside front brake binding |3.7.B.1| | 34 |
| Rear Exhaust system not adequately supported |7.1.1| | 34 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 33 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 33 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 32 |
| Offside front brake binding |3.7.B.1| | 31 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 30 |
| Windscreen wiper blade insecure | 30 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 30 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 29 |
| Stop lamp not working |1.2.1b| | 29 |
| Steering rack gaiter split |2.2.D.2d| | 27 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 27 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 26 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 26 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 26 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 26 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 26 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 25 |
| Front brake application uneven | 24 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 23 |
| Nearside Front front brake binding |3.7.B.1| | 23 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 22 |
| Offside Front brake disc excessively pitted |3.5.1h| | 22 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 22 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 21 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 21 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 21 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 21 |
| Rear Rear fog lamp not working |1.3.2b| | 20 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 20 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 20 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 19 |
| Offside Rear position lamp|s| incomplete |1.1.4a| | 19 |
| Exhaust system not adequately supported |7.1.1| | 19 |
| Battery insecure |1.9.1| | 19 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 18 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Front front brake binding |3.7.B.1| | 18 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Fuel hose leaking |7.2.3| | 16 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 16 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 15 |