| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 310 |
| Windscreen wiper does not clear the windscreen effectively | 286 |
| Registration plate lamp issues | 172 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 85 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 80 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 78 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 75 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 73 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 69 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 65 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 62 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 57 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 55 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3) | 55 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 53 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 39 |
| Registration plate issues | 38 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 32 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive (7.3.D.3) | 31 |
| Exhaust emissions carbon monoxide content at idle excessive (7.3.D.4) | 25 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 24 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 23 |
| Brakes imbalanced across an axle | 23 |
| Rear brake binding | 19 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits (7.3.D.3) | 18 |
| Brake pipe excessively corroded | 18 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 18 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 17 |
| Anti-lock braking system warning lamp indicates an ABS fault | 17 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 16 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 16 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 15 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 15 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 15 |
| Emissions not tested (8.2.1.2 (d)) | 15 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 15 |
| Rear brake disc in such a condition that it is seriously weakened | 14 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 11 |
| Offside Front position lamp(s) not working (1.1.A.3b) | 10 |
| Nearside Front Front position lamp(s) not working (1.1.A.3b) | 10 |
| Windscreen washer not working | 10 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 10 |
| Offside Front Position lamp not working (4.2.1 (a)) | 10 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 9 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 7 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front position lamp(s) not working (1.1.A.3b) | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Front brake excessively fluctuating | 7 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 7 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 6 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 6 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 6 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Nearside Stop lamp not working |1.2.1b| | 6 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Windscreen has damage | 5 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Exhaust emits excessive dense blue smoke during acceleration (8.2.1.2 (g)) | 5 |
| Rear parking brake recording little or no effort | 5 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 5 |