| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2328 |
| Windscreen wiper does not clear the windscreen effectively | 2258 |
| Registration plate lamp issues | 2116 |
| Headlamp aim out of alignment | 1733 |
| Anti-lock braking system warning lamp indicates an ABS fault | 529 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 430 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 324 |
| Registration plate issues | 304 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 298 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 297 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 263 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 255 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 250 |
| Brakes imbalanced across an axle | 234 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 144 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 143 |
| Windscreen wiper blade insecure | 134 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 133 |
| Rear brake binding | 133 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 130 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 126 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 125 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 124 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 120 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 119 |
| Battery insecure |1.9.1| | 116 |
| Offside Stop lamp not working |1.2.1b| | 110 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 100 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 99 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 99 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 97 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 97 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 93 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 90 |
| Nearside Stop lamp not working |1.2.1b| | 78 |
| Service brake: efficiency below requirements |3.7.B.7| | 74 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 74 |
| Parking brake: efficiency below requirements |3.7.B.7| | 72 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 72 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 71 |
| Offside Rear Stop lamp not working |1.2.1b| | 70 |
| Front brake disc in such a condition that it is seriously weakened | 66 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 62 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 60 |
| Front brake application uneven | 59 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 58 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 58 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 56 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 56 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 55 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 54 |
| Windscreen has damage | 53 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 51 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 51 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 50 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 49 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 48 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 48 |
| Emissions not tested |7.0| | 48 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 47 |
| Centre Stop lamp not working |1.2.1b| | 47 |
| Nearside Rear Stop lamp not working |1.2.1b| | 47 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 43 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 42 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 41 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 40 |
| Stop lamp remains on when the brakes are released | 40 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 38 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 38 |
| Offside Rear fog lamp not working |1.3.2b| | 38 |
| Rear brake application uneven | 36 |
| Front brake excessively fluctuating | 36 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 36 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 35 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 35 |
| Power steering fluid level below minimum |2.3.1| | 35 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 35 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 34 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 33 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 33 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 33 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 30 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 30 |
| Exhaust system not adequately supported |7.1.1| | 30 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 29 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 29 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 29 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 29 |