| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1103 |
| Brake pipe excessively corroded | 908 |
| Windscreen wiper does not clear the windscreen effectively | 644 |
| Headlamp aim out of alignment | 591 |
| Parking brake: efficiency below requirements |3.7.B.7| | 574 |
| Brake hose excessively deteriorated | 488 |
| Rear parking brake recording little or no effort | 397 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 354 |
| Offside Stop lamp not working |1.2.1b| | 311 |
| Registration plate issues | 308 |
| Nearside Stop lamp not working |1.2.1b| | 291 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 267 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 245 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 244 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 240 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 231 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 222 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 218 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 216 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 199 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 177 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 170 |
| Anti-lock braking system warning lamp indicates an ABS fault | 157 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 150 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 147 |
| Offside Rear Stop lamp not working |1.2.1b| | 133 |
| Nearside Rear Stop lamp not working |1.2.1b| | 121 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 119 |
| Offside Rear fog lamp not working |1.3.2b| | 118 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 118 |
| Offside Steering rack gaiter split |2.2.D.2d| | 108 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 103 |
| Brakes imbalanced across an axle | 98 |
| Centre Stop lamp not working |1.2.1b| | 97 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 88 |
| Stop lamp not working |1.2.1b| | 86 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 85 |
| Emissions not tested |7.0| | 85 |
| Front brake disc in such a condition that it is seriously weakened | 82 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 82 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 76 |
| Rear brake binding | 76 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 73 |
| Windscreen has damage | 67 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 65 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 62 |
| Service brake: efficiency below requirements |3.7.B.7| | 60 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 59 |
| Rear Stop lamp not working |1.2.1b| | 58 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 52 |
| Front Exhaust system not adequately supported |7.1.1| | 52 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 52 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 51 |
| Rear brake disc in such a condition that it is seriously weakened | 50 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 49 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 48 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 47 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 46 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 45 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 45 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 44 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 43 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 41 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 40 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 39 |
| Battery insecure |1.9.1| | 39 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 38 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 36 |
| Windscreen wiper blade insecure | 36 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 35 |
| Centre Exhaust system not adequately supported |7.1.1| | 34 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 34 |
| Rear Exhaust system not adequately supported |7.1.1| | 33 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 32 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 32 |
| Exhaust system not adequately supported |7.1.1| | 32 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 30 |
| Parking brake lever has no reserve travel |3.1.6b| | 30 |
| Rear Exhaust has a part missing |7.1.1a| | 30 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 28 |
| Brake hose damaged | 27 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 27 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 27 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 27 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 27 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 26 |
| Offside Rear brake caliper leaking |3.6.A.1| | 26 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 26 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 26 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 25 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 25 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 25 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 25 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 24 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 24 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 24 |
| Centre Rear Stop lamp not working |1.2.1b| | 24 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 24 |
| Rear fog lamp not working |1.3.2b| | 24 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 23 |
| Horn not working |1.6.2a| | 23 |
| Centre Upper Stop lamp not working |1.2.1b| | 22 |
| Power steering malfunctioning |2.3.3a| | 22 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 21 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 21 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 21 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 21 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 21 |
| Front brake application uneven | 20 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 20 |
| Exhaust has a part missing |7.1.1a| | 20 |
| Rear brake application uneven | 20 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 20 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Power steering pump drive system defective |2.3.6| | 20 |
| Offside Rear Braking system leaking |3.6.A.1| | 20 |
| Nearside Rear brake caliper leaking |3.6.A.1| | 20 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 19 |
| Offside Front brake disc excessively pitted |3.5.1h| | 19 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 19 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Rear fog lamp tell tale not working |1.3.1b| | 19 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 19 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 19 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 18 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 18 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 17 |
| Offside Front Direction indicator not working |1.4.A.2c| | 17 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 17 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 17 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 17 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 17 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 17 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 16 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 16 |
| Steering column will not lock in a fixed position |adjustable type| |2.1.2a| | 16 |
| Offside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 15 |
| Direction indicator incorrect colour |1.4.A.2f| | 15 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 15 |
| Stop lamp remains on when the brakes are released | 15 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 15 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |