| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 202 |
| Registration plate lamp issues | 161 |
| Windscreen wiper does not clear the windscreen effectively | 135 |
| Headlamp aim out of alignment | 115 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 101 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 98 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 73 |
| Offside Stop lamp not working |1.2.1b| | 52 |
| Nearside Stop lamp not working |1.2.1b| | 51 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 44 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 39 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 36 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Registration plate issues | 34 |
| Offside Rear Stop lamp not working |1.2.1b| | 29 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 28 |
| Brakes imbalanced across an axle | 27 |
| Emissions not tested |7.0| | 25 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 24 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Rear Stop lamp not working |1.2.1b| | 21 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 15 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Service brake: efficiency below requirements |3.7.B.7| | 14 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 14 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Horn not working |1.6.2a| | 12 |
| Windscreen wiper blade insecure | 11 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Rear brake application uneven | 10 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Offside Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 8 |
| Parking brake lever has no reserve travel |3.1.6b| | 8 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 8 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Battery insecure |1.9.1| | 7 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Centre Exhaust system not adequately supported |7.1.1| | 6 |
| Rear fog lamp not working |1.3.2b| | 6 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 5 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside front brake binding |3.7.B.1| | 5 |
| Front brake application uneven | 5 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 4 |
| Offside Rear fog lamp insecure |1.3.2a| | 4 |
| Exhaust system not adequately supported |7.1.1| | 4 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Windscreen has damage | 4 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Brake hose excessively deteriorated | 3 |
| Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 3 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 3 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength floor (5.3.6 (a) (i)) | 3 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 3 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Offside Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 3 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Front Exhaust system not adequately supported |7.1.1| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |