| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 2722 |
| Headlamp aim out of alignment | 1614 |
| Brake pipe excessively corroded | 1367 |
| Registration plate lamp issues | 895 |
| Nearside Stop lamp not working |1.2.1b| | 507 |
| Offside Stop lamp not working |1.2.1b| | 506 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 325 |
| Registration plate issues | 320 |
| Front brake disc in such a condition that it is seriously weakened | 306 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 262 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 252 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 239 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 229 |
| Brakes imbalanced across an axle | 196 |
| Nearside Rear Stop lamp not working |1.2.1b| | 190 |
| Offside Rear Stop lamp not working |1.2.1b| | 185 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 174 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 172 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 169 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 145 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 137 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 135 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 113 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 112 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 107 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 107 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 106 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 104 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 103 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 96 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 90 |
| Offside Front coil spring broken |2.4.C.1a| | 89 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 89 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 89 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 88 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 86 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 85 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 80 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 79 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 79 |
| Offside Front Position lamp not working |4.2.1 |a|| | 78 |
| Brake hose excessively deteriorated | 78 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 74 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 73 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 72 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 72 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 70 |
| Nearside front brake binding |3.7.B.1| | 70 |
| Offside front brake binding |3.7.B.1| | 70 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 69 |
| Windscreen washer not working | 68 |
| Front brake application uneven | 64 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 62 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 61 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 60 |
| Windscreen wiper blade insecure | 59 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 57 |
| Emissions not tested (8.2.1.2 (d)) | 56 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 56 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 54 |
| Rear Exhaust system not adequately supported |7.1.1| | 54 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 54 |
| Parking brake lever has no reserve travel |3.1.6b| | 54 |
| Mechanical brake component has restricted free movement | 54 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 53 |
| Windscreen has damage | 53 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 49 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 48 |
| Anti-lock braking system warning lamp indicates an ABS fault | 48 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 46 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 45 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 45 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 45 |
| Offside Front front brake binding |3.7.B.1| | 44 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 44 |
| Front brake excessively fluctuating | 41 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 41 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 41 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 40 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 39 |
| Nearside Rear Shock absorbers has a serious fluid leak | 39 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 38 |
| Nearside Front front brake binding |3.7.B.1| | 37 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Offside Front brake disc excessively pitted |3.5.1h| | 36 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 36 |
| Nearside Front coil spring broken |2.4.C.1a| | 36 |
| Parking brake: efficiency below requirements |3.7.B.7| | 35 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 35 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 35 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 35 |
| Offside Rear Shock absorbers has a serious fluid leak | 35 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 35 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 34 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 34 |