| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1075 |
| Windscreen wiper does not clear the windscreen effectively | 882 |
| Headlamp aim out of alignment | 794 |
| Anti-lock braking system warning lamp indicates an ABS fault | 325 |
| Brake hose excessively deteriorated | 316 |
| Brakes imbalanced across an axle | 262 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 259 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 243 |
| Registration plate issues | 226 |
| Parking brake: efficiency below requirements |3.7.B.7| | 215 |
| Parking brake lever has no reserve travel |3.1.6b| | 204 |
| Front brake disc in such a condition that it is seriously weakened | 183 |
| Rear parking brake recording little or no effort | 178 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 138 |
| Offside Stop lamp not working |1.2.1b| | 111 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 107 |
| Nearside Stop lamp not working |1.2.1b| | 100 |
| Battery insecure |1.9.1| | 94 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 89 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 88 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 77 |
| Brake pipe excessively corroded | 76 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 75 |
| Centre Stop lamp not working |1.2.1b| | 71 |
| Windscreen has damage | 69 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 66 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 66 |
| Offside Rear fog lamp not working |1.3.2b| | 65 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 60 |
| Rear brake application uneven | 59 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 58 |
| Rear Exhaust system not adequately supported |7.1.1| | 57 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 52 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 52 |
| Rear brake binding | 51 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 49 |
| Offside Rear Stop lamp not working |1.2.1b| | 47 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 46 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 45 |
| Nearside Rear Stop lamp not working |1.2.1b| | 45 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 42 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 40 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 38 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 38 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 37 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 37 |
| Offside Front brake disc excessively pitted |3.5.1h| | 36 |
| Service brake: efficiency below requirements |3.7.B.7| | 36 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 36 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 35 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 35 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 35 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 35 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 34 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 34 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 34 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 32 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 29 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 29 |
| Rear brake disc in such a condition that it is seriously weakened | 29 |
| Windscreen wiper blade insecure | 29 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 29 |
| Driver`s seat insecure |6.2.A.1| | 29 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 28 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 27 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 27 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 27 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 26 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 26 |
| Offside Obligatory mirror insecure |8.1.1| | 25 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 24 |
| Power steering fluid level below minimum |2.3.1| | 24 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 24 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 23 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 23 |
| Offside Rear Braking system leaking |3.6.A.1| | 23 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 22 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 22 |
| Offside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 22 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 22 |
| Power steering component|s| leaking |2.3.3b| | 22 |
| Rear fog lamp not working |1.3.2b| | 22 |
| Front brake excessively fluctuating | 22 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 21 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 21 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 21 |
| Front brake application uneven | 21 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 21 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 20 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 20 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 20 |
| Offside Front Position lamp not working |4.2.1 |a|| | 20 |
| Centre Exhaust system not adequately supported |7.1.1| | 19 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 19 |
| Stop lamp not working |1.2.1b| | 19 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 19 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 18 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 18 |
| Fuel system component leaking |7.2.3| | 18 |
| Front brake disc excessively pitted |3.5.1h| | 18 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 18 |