| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1910 |
| Windscreen wiper does not clear the windscreen effectively | 1678 |
| Headlamp aim out of alignment | 1392 |
| Brake pipe excessively corroded | 794 |
| Registration plate issues | 552 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 532 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 513 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 488 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 318 |
| Offside Stop lamp not working |1.2.1b| | 293 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 290 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 260 |
| Nearside Stop lamp not working |1.2.1b| | 253 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 241 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 213 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 211 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 197 |
| Rear Exhaust system not adequately supported |7.1.1| | 194 |
| Brake hose excessively deteriorated | 182 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 177 |
| Front brake disc in such a condition that it is seriously weakened | 167 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 164 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 161 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 156 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 148 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 141 |
| Windscreen washer not working | 140 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 130 |
| Brakes imbalanced across an axle | 124 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 118 |
| Battery insecure |1.9.1| | 99 |
| Windscreen has damage | 94 |
| Anti-lock braking system warning lamp indicates an ABS fault | 94 |
| Nearside Rear Shock absorbers has a serious fluid leak | 92 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 92 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 87 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 87 |
| Nearside Rear Stop lamp not working |1.2.1b| | 86 |
| Offside Rear fog lamp not working |1.3.2b| | 81 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 80 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 80 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 79 |
| Rear fog lamp not working |1.3.2b| | 78 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 78 |
| Offside Rear Shock absorbers has a serious fluid leak | 77 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 75 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 74 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 72 |
| Exhaust system not adequately supported |7.1.1| | 72 |
| Offside Front Position lamp not working |4.2.1 |a|| | 71 |
| Offside Rear Stop lamp not working |1.2.1b| | 71 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 70 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 64 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 63 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 58 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 58 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 56 |
| Offside front brake binding |3.7.B.1| | 54 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 53 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 50 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 48 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 48 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 47 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 47 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 46 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 45 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 45 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 45 |
| Nearside front brake binding |3.7.B.1| | 44 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 44 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 43 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 42 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 42 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill (5.3.6 (a) (i)) | 41 |
| Windscreen wiper blade insecure | 41 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 40 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 40 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 40 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 40 |
| Emissions not tested (8.2.1.2 (d)) | 40 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 40 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 40 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 39 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 39 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 39 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 39 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 38 |
| Bonnet cannot be secured in the closed position |8.4.1| | 38 |
| Offside Front brake disc excessively pitted |3.5.1h| | 38 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 38 |
| Rear brake binding | 38 |
| Mechanical brake component has restricted free movement | 37 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 36 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 35 |
| Emissions not tested |7.3.A.1| | 35 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 35 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 35 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 35 |
| Offside Front Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 34 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 34 |
| Offside Front Suspension arm corroded and seriously weakened |2.4.G.1| | 33 |