| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 233 |
| Brake pipe excessively corroded | 173 |
| Headlamp aim out of alignment | 117 |
| Registration plate issues | 80 |
| Registration plate lamp issues | 53 |
| Brakes imbalanced across an axle | 44 |
| Brake hose excessively deteriorated | 35 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 35 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 30 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 22 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 21 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 21 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 20 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 20 |
| Nearside front brake binding |3.7.B.1| | 19 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 19 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 18 |
| Offside front brake binding |3.7.B.1| | 18 |
| Front brake disc in such a condition that it is seriously weakened | 15 |
| Offside Front coil spring broken |2.4.C.1a| | 15 |
| Offside Front front brake binding |3.7.B.1| | 15 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 14 |
| Horn not working |1.6.2a| | 14 |
| Windscreen has damage | 14 |
| Rear Exhaust system not adequately supported |7.1.1| | 13 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 13 |
| Front brake application uneven | 13 |
| Rear parking brake recording little or no effort | 11 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Nearside Front front brake binding |3.7.B.1| | 10 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 10 |
| Mechanical brake component has restricted free movement | 10 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Offside Front Position lamp not working |4.2.1 |a|| | 8 |
| Parking brake lever has no reserve travel |3.1.6b| | 8 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 7 |
| Battery insecure |1.9.1| | 7 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Rear brake binding | 7 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Windscreen wiper blade insecure | 7 |
| Nearside Front coil spring broken |2.4.C.1a| | 7 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Emissions not tested |7.3.A.1| | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Windscreen washer not working | 6 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 6 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 6 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 6 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 6 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front brake disc excessively pitted |3.5.1h| | 6 |
| Nearside Stop lamp not working |1.2.1b| | 6 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 5 |
| Rear brake application uneven | 5 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Emissions unable to be completed (8.2.1.2 (d)) | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Front brake excessively fluctuating | 5 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 5 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 5 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 4 |
| Emissions not tested |8.2.1.2 |d|| | 4 |
| Exhaust emissions likely to be affected by an exhaust leak |8.2.1.1 |b|| | 4 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 4 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |