| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 835 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 596 |
| Headlamp aim out of alignment | 558 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 345 |
| Windscreen wiper does not clear the windscreen effectively | 284 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 246 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 202 |
| Registration plate issues | 198 |
| Anti-lock braking system warning lamp indicates an ABS fault | 157 |
| Parking brake: efficiency below requirements |3.7.B.7| | 152 |
| Registration plate lamp issues | 135 |
| Rear parking brake recording little or no effort | 101 |
| Brakes imbalanced across an axle | 95 |
| Brake hose excessively deteriorated | 69 |
| Nearside Stop lamp not working |1.2.1b| | 69 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 64 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 60 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 58 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 56 |
| Horn not working |1.6.2a| | 56 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 53 |
| Front brake disc in such a condition that it is seriously weakened | 52 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 52 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 50 |
| Emissions not tested |7.0| | 50 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 50 |
| Offside Stop lamp not working |1.2.1b| | 49 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 45 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 44 |
| Offside Rear coil spring fractured |2.4.C.1a| | 42 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 41 |
| Offside Rear fog lamp not working |1.3.2b| | 41 |
| Windscreen has damage | 40 |
| Rear brake binding | 38 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 35 |
| Parking brake lever has no reserve travel |3.1.6b| | 32 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 30 |
| Rear brake disc in such a condition that it is seriously weakened | 30 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 30 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 30 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 29 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 29 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 29 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 28 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 27 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 26 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 26 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 25 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 24 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 23 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 23 |
| Offside Headlamp not working on main beam |1.7.5a| | 23 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 22 |
| 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| | 22 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 22 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 22 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 21 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 21 |
| Nearside Rear Stop lamp not working |1.2.1b| | 21 |
| Centre Stop lamp not working |1.2.1b| | 20 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 20 |
| Offside Steering rack gaiter split |2.2.D.2d| | 20 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 19 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Front brake application uneven | 19 |
| Exhaust system not adequately supported |7.1.1| | 19 |
| Offside Rear Stop lamp not working |1.2.1b| | 18 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 17 |
| Nearside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 17 |
| Offside 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| | 17 |
| Offside Front brake disc excessively pitted |3.5.1h| | 17 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 16 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 16 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 16 |
| Centre Exhaust system not adequately supported |7.1.1| | 16 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 15 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Offside Front coil spring fractured |2.4.C.1a| | 15 |
| Windscreen washer not working | 15 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 15 |
| Rear fog lamp tell tale not working |1.3.1b| | 15 |
| Parking brake lever ratchet mechanism is excessively worn |3.1.5| | 15 |
| Stop lamp not working |1.2.1b| | 15 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Power steering component|s| leaking |2.3.3b| | 14 |
| Rear brake application uneven | 14 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 14 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 14 |
| Nearside Side repeater not working |1.4.A.2c| | 14 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Brake hose damaged | 14 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 14 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Offside Rear coil spring broken |2.4.C.1a| | 13 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 13 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 13 |
| Front Exhaust system not adequately supported |7.1.1| | 13 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 13 |
| Brake hose has insufficient room to move | 13 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 13 |
| Nearside Headlamp not working on main beam |1.7.5a| | 12 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 12 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 12 |
| Rear Stop lamp not working |1.2.1b| | 12 |
| Offside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 12 |
| Offside Side repeater not working |1.4.A.2c| | 12 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 12 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Offside Front Side repeater not working |1.4.A.2c| | 11 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 11 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 11 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 11 |
| Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 11 |
| Rear Exhaust system not adequately supported |7.1.1| | 11 |
| Nearside Front coil spring fractured |2.4.C.1a| | 11 |
| Nearside front brake binding |3.7.B.1| | 11 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 11 |
| Offside front brake binding |3.7.B.1| | 11 |
| Exhaust engine idle speed too high |7.3.D.1| | 10 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 10 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Brake performance not tested |3.7.A.1| | 10 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Nearside Front front brake binding |3.7.B.1| | 10 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 10 |
| Centre Exhaust mounting missing |7.1.1b| | 10 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 10 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| An item not tested |Manual| | 10 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 10 |
| Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 10 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 9 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 9 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 9 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 9 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 9 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Fuel pipe leaking |7.2.3| | 9 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 9 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 9 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 9 |