| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 15 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Rear parking brake recording little or no effort | 5 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 5 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 5 |
| Windscreen wiper does not clear the windscreen effectively | 4 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Registration plate lamp issues | 3 |
| Registration plate issues | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front coil spring broken |2.4.C.1a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Rear coil spring broken |2.4.C.1a| | 2 |
| Brakes imbalanced across an axle | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Body insecure and dangerous to other road users Front bumper |6.1.B.1b| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Exhaust system not adequately supported exhaust box |7.1.1| | 1 |
| Offside Brake cable locking device insecure |3.5.1l| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 1 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 1 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 1 |
| Windscreen has damage | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Rear Exhaust system insecure bracket broken (6.1.2 (a)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Headlamp aim not tested |1.8.A.1c| | 1 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1 |
| Parking brake: efficiency below requirements |3.7.D.4| | 1 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 1 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 1 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Emissions not tested |7.0| | 1 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Front Headlamp aim so that beam "kick up" is not visible on the screen incorrectly positioned bulb |4.1.2 |a|| | 1 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 1 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement rear bush |2.4.G.2| | 1 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement rear bush |2.4.G.2| | 1 |
| Offside Front coil spring incomplete |2.4.C.1a| | 1 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Power steering pump leaking from a failed component |2.3.3b| | 1 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush |5.3.4 |a| |i|| | 1 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |