| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1242 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1113 |
| Registration plate lamp issues | 773 |
| Headlamp aim out of alignment | 666 |
| Rear parking brake recording little or no effort | 566 |
| Windscreen wiper does not clear the windscreen effectively | 551 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 396 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 386 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 363 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 291 |
| Front brake disc in such a condition that it is seriously weakened | 250 |
| Registration plate issues | 215 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 154 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 137 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 130 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 130 |
| Offside Stop lamp not working |1.2.1b| | 118 |
| Rear brake binding | 113 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 112 |
| Anti-lock braking system warning lamp indicates an ABS fault | 104 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 99 |
| Brakes imbalanced across an axle | 99 |
| Nearside Stop lamp not working |1.2.1b| | 97 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 89 |
| Offside Rear fog lamp not working |1.3.2b| | 86 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 81 |
| Rear brake disc in such a condition that it is seriously weakened | 81 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 73 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 65 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 65 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 65 |
| Offside Rear Stop lamp not working |1.2.1b| | 56 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 56 |
| Service brake: efficiency below requirements |3.7.B.7| | 55 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 54 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 52 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 50 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 49 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 48 |
| Rear fog lamp tell tale not working |1.3.1b| | 46 |
| Nearside Rear Stop lamp not working |1.2.1b| | 46 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 44 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 44 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 43 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 43 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 42 |
| Offside Front brake disc excessively pitted |3.5.1h| | 41 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 40 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 40 |
| Front position lamp|s| not working |1.1.A.3b| | 39 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 39 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 39 |
| Parking brake lever has no reserve travel |3.1.6b| | 37 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 37 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 36 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 36 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 36 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 34 |
| Windscreen has damage | 33 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 32 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 32 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 31 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 31 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 31 |
| Rear brake disc excessively pitted |3.5.1h| | 30 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 30 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 30 |
| Rear fog lamp not working |1.3.2b| | 30 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 29 |
| Fuel system component insecure |7.2.1| | 28 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Offside Rear brake caliper leaking |3.6.A.1| | 28 |
| Front brake application uneven | 28 |
| Windscreen wiper blade insecure | 27 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 27 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Offside Rear Braking system leaking |3.6.A.1| | 26 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Horn not working |1.6.2a| | 25 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 25 |
| Rear Mechanical brake component has restricted free movement | 25 |
| Front brake disc excessively pitted |3.5.1h| | 25 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 25 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 25 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 24 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 24 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 23 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 23 |
| Brake hose has insufficient room to move | 21 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 21 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 20 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 20 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 20 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 19 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 19 |
| Rear brake application uneven | 19 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 19 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 18 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 18 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 17 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 17 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 17 |
| Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Battery insecure |1.9.1| | 17 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Emissions not tested |7.0| | 16 |
| Nearside Rear brake caliper leaking |3.6.A.1| | 16 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 16 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 16 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 16 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 16 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 15 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 15 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 14 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 14 |
| Exhaust system not adequately supported |7.1.1| | 14 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 14 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 14 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 14 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 14 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Front All position lamps not working |1.1.A.3b| | 13 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 13 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 13 |
| Brake pedal spongy |3.3.B.1b| | 13 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 13 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |