| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4889 |
| Brake hose excessively deteriorated | 2934 |
| Registration plate lamp issues | 2849 |
| Windscreen wiper does not clear the windscreen effectively | 1915 |
| Registration plate issues | 1088 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 1029 |
| Anti-lock braking system warning lamp indicates an ABS fault | 955 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 906 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 820 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 577 |
| Windscreen washer not working | 530 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 511 |
| Brake pipe excessively corroded | 498 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 420 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 414 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 389 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 389 |
| Brakes imbalanced across an axle | 368 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 352 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 352 |
| Offside Rear Shock absorbers has a serious fluid leak | 337 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 311 |
| Parking brake: efficiency below requirements |3.7.B.7| | 298 |
| Nearside Front Shock absorbers has a serious fluid leak | 288 |
| Offside Front Shock absorbers has a serious fluid leak | 287 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 284 |
| Rear brake binding | 274 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 267 |
| Rear brake disc in such a condition that it is seriously weakened | 263 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 262 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 250 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 249 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 249 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 238 |
| Nearside Rear Shock absorbers has a serious fluid leak | 231 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 222 |
| Bonnet cannot be secured in the closed position |8.4.1| | 219 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 214 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 213 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 212 |
| Windscreen has damage | 201 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 199 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 192 |
| Front brake disc in such a condition that it is seriously weakened | 185 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 182 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 179 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 178 |
| Offside Stop lamp not working |1.2.1b| | 176 |
| Nearside Stop lamp not working |1.2.1b| | 173 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 172 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 170 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 162 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 161 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 157 |
| Brake hose damaged | 155 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 151 |
| Rear parking brake recording little or no effort | 149 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 149 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 148 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 136 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 135 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 134 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 134 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 124 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 123 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 122 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 120 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 114 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 114 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 110 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 109 |
| Exhaust emits excessive dense blue smoke during acceleration (8.2.1.2 (g)) | 103 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 101 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 101 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 100 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 100 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 99 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 99 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 96 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 96 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 96 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 94 |
| Offside Rear Stop lamp not working |1.2.1b| | 94 |
| Offside Rear Wheel bolt|s| missing |4.2.A.1e| | 93 |
| Nearside Rear Stop lamp not working |1.2.1b| | 89 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 86 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 85 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 84 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 83 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 82 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 82 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 82 |