| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 938 |
| Registration plate lamp issues | 874 |
| Windscreen wiper does not clear the windscreen effectively | 848 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 217 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 127 |
| Brakes imbalanced across an axle | 121 |
| Front brake disc in such a condition that it is seriously weakened | 119 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 109 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 95 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 93 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 92 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 86 |
| Centre Stop lamp not working |1.2.1b| | 78 |
| Registration plate issues | 78 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 77 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 77 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 75 |
| Anti-lock braking system warning lamp indicates an ABS fault | 75 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 68 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 68 |
| Offside Stop lamp not working |1.2.1b| | 67 |
| Nearside Stop lamp not working |1.2.1b| | 58 |
| Parking brake: efficiency below requirements |3.7.B.7| | 54 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 53 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 47 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 47 |
| Windscreen washer not working | 47 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 46 |
| Windscreen has damage | 43 |
| Parking brake lever has no reserve travel |3.1.6b| | 43 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 41 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 39 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 39 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 38 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 37 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 36 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 36 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 35 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 34 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 34 |
| Battery insecure |1.9.1| | 34 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 34 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 33 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 33 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 32 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 31 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 31 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 30 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 29 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 29 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 28 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 27 |
| Offside Rear Stop lamp not working |1.2.1b| | 26 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 26 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 25 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 24 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 24 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 24 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 23 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 23 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 23 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Front brake excessively fluctuating | 22 |
| Rear brake binding | 22 |
| Emissions not tested (8.2.2.2 (e)) | 22 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 22 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 22 |
| Offside Rear reflector missing |1.5.1a| | 21 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Spare wheel carrier insecure |6.4.2| | 20 |
| Front brake application uneven | 20 |
| Rear parking brake recording little or no effort | 20 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 20 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Central Stop lamp not working |1.2.1b| | 19 |
| Nearside Rear Stop lamp not working |1.2.1b| | 18 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 18 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 18 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 18 |
| Service brake: efficiency below requirements |3.7.B.7| | 17 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Parking brake lever insecure |3.1.3b| | 17 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 17 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Rear brake application uneven | 17 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 17 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 17 |
| Exhaust system not adequately supported |7.1.1| | 17 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 17 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 17 |
| Stop lamp not working |1.2.1b| | 16 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 16 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 16 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 16 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 16 |
| Centre Rear Stop lamp not working |1.2.1b| | 15 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 15 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 15 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 15 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 15 |