| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 477 |
| Windscreen wiper does not clear the windscreen effectively | 462 |
| Registration plate lamp issues | 164 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 114 |
| Brakes imbalanced across an axle | 96 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 91 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 72 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 70 |
| Registration plate issues | 63 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 62 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 60 |
| Brake pipe excessively corroded | 54 |
| Nearside Stop lamp not working |1.2.1b| | 50 |
| Front brake disc in such a condition that it is seriously weakened | 49 |
| Anti-lock braking system warning lamp indicates an ABS fault | 47 |
| Offside Stop lamp not working |1.2.1b| | 46 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 45 |
| Front Exhaust system not adequately supported |7.1.1| | 42 |
| Brake hose excessively deteriorated | 40 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 38 |
| Rear brake binding | 37 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 33 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 31 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 30 |
| Exhaust system not adequately supported |7.1.1| | 29 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 29 |
| Parking brake: efficiency below requirements |3.7.B.7| | 28 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 25 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 24 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 23 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 22 |
| Nearside Rear Stop lamp not working |1.2.1b| | 22 |
| Rear parking brake recording little or no effort | 22 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 21 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 21 |
| Offside Rear coil spring broken |2.4.C.1a| | 21 |
| Centre Exhaust system not adequately supported |7.1.1| | 21 |
| Windscreen washer not working | 20 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 20 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 19 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Offside Rear Shock absorbers has a serious fluid leak | 19 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 18 |
| Rear Exhaust system not adequately supported |7.1.1| | 18 |
| Nearside Rear Shock absorbers has a serious fluid leak | 17 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 17 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 17 |
| Offside Rear Stop lamp not working |1.2.1b| | 17 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 16 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 16 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 15 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 14 |
| Windscreen has damage | 14 |
| Nearside Rear coil spring broken |2.4.C.1a| | 14 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 14 |
| Offside Front Position lamp not working |4.2.1 |a|| | 13 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 13 |
| Parking brake lever has no reserve travel |3.1.6b| | 13 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 13 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 13 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 12 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 12 |
| Windscreen wiper blade insecure | 12 |
| Nearside Headlamp insecure |1.7.3| | 12 |
| Fuel system component leaking |7.2.3| | 12 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Emissions not tested |7.0| | 11 |
| Battery insecure |1.9.1| | 11 |
| Horn not working |1.6.2a| | 11 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 11 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 11 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 11 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 11 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 10 |
| Centre Stop lamp not working |1.2.1b| | 10 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 10 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Rear brake application uneven | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 9 |
| Emissions not tested |8.2.1.2 |d|| | 9 |
| Centre Front Exhaust system not adequately supported |7.1.1| | 9 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 9 |
| Service brake: efficiency below requirements |3.7.B.7| | 9 |
| Emissions not tested |7.3.A.1| | 9 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Rear Mechanical brake component has restricted free movement | 9 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 9 |
| Emissions not tested (8.2.1.2 (d)) | 9 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 9 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside front brake binding |3.7.B.1| | 8 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 8 |
| Nearside Headlamp insecure (4.1.1 (c)) | 8 |
| Front brake application uneven | 8 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Offside Headlamp insecure |1.7.3| | 8 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Exhaust emissions likely to be affected by an exhaust leak |8.2.1.1 |b|| | 8 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 8 |