| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 4968 |
| Brakes imbalanced across an axle | 3267 |
| Rear brake binding | 2993 |
| Headlamp aim out of alignment | 2944 |
| Brake pipe excessively corroded | 2729 |
| Registration plate lamp issues | 1434 |
| Anti-lock braking system warning lamp indicates an ABS fault | 890 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 640 |
| Rear brake application uneven | 588 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 575 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 523 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 495 |
| Front Exhaust system not adequately supported |7.1.1| | 483 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 466 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 451 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 444 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 442 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 399 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 393 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 371 |
| Parking brake lever has no reserve travel |3.1.6b| | 363 |
| Offside Stop lamp not working |1.2.1b| | 357 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 344 |
| Parking brake: efficiency below requirements |3.7.B.7| | 337 |
| Rear Mechanical brake component has restricted free movement | 330 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 295 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 288 |
| Front brake application uneven | 282 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 281 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 270 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 268 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 252 |
| Registration plate issues | 239 |
| Exhaust system not adequately supported |7.1.1| | 238 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 229 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 227 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 227 |
| Nearside Stop lamp not working |1.2.1b| | 225 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 225 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 218 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 216 |
| Rear parking brake recording little or no effort | 212 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 206 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 206 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 205 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 197 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 195 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 193 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 187 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 184 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 179 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 179 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 178 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 177 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 176 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 170 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 168 |
| Front brake disc in such a condition that it is seriously weakened | 163 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 163 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 162 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 162 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 162 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 160 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 159 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 157 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 156 |
| Windscreen washer not working | 155 |
| Service brake: efficiency below requirements |3.7.B.7| | 154 |
| Rear Exhaust system not adequately supported |7.1.1| | 152 |
| Offside Rear Stop lamp not working |1.2.1b| | 151 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 150 |
| Nearside Front Shock absorbers has a serious fluid leak | 150 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 148 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 147 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 147 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 147 |
| Brake pedal spongy |3.3.B.1b| | 145 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 144 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 138 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 135 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 132 |
| Rear fog lamp not working |1.3.2b| | 131 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 130 |
| Offside Front Position lamp not working |4.2.1 |a|| | 129 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 129 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 129 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 127 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 126 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 123 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 123 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 117 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 113 |
| Windscreen wiper blade insecure | 113 |
| Nearside Rear Stop lamp not working |1.2.1b| | 113 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 112 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 108 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 107 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 106 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 105 |
| Front brake excessively fluctuating | 101 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 101 |
| Fuel system component leaking |7.2.3| | 100 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 100 |
| Battery insecure |1.9.1| | 96 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 95 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 94 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 92 |
| Horn not working |1.6.2a| | 91 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 91 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 90 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 87 |
| Offside Rear fog lamp not working |1.3.2b| | 86 |
| Offside Front Shock absorbers has a serious fluid leak | 84 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 84 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 83 |
| Bonnet cannot be secured in the closed position |8.4.1| | 83 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 79 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 79 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 79 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 79 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 78 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 77 |