| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 532 |
| Brake pipe excessively corroded | 491 |
| Registration plate lamp issues | 441 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 384 |
| Headlamp aim out of alignment | 375 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 292 |
| Brakes imbalanced across an axle | 193 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 186 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 156 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 148 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 147 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 144 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 131 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 124 |
| Registration plate issues | 116 |
| Nearside Stop lamp not working |1.2.1b| | 110 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 108 |
| Offside Stop lamp not working |1.2.1b| | 102 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 99 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 82 |
| Emissions not tested |7.0| | 80 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 78 |
| Offside Rear fog lamp not working |1.3.2b| | 70 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 68 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 66 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 62 |
| Fuel pipe leaking |7.2.3| | 60 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 56 |
| Front brake application uneven | 56 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 56 |
| Brake hose excessively deteriorated | 53 |
| Parking brake: efficiency below requirements |3.7.B.7| | 47 |
| Offside Front Direction indicator not working |1.4.A.2c| | 45 |
| Offside front brake binding |3.7.B.1| | 44 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 43 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 43 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 41 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 41 |
| Nearside Rear Stop lamp not working |1.2.1b| | 41 |
| Service brake: efficiency below requirements |3.7.B.7| | 40 |
| Offside Rear Stop lamp not working |1.2.1b| | 39 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 38 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 37 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 37 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 34 |
| Rear brake application uneven | 34 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 33 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 32 |
| Rear Exhaust system not adequately supported |7.1.1| | 31 |
| Rear parking brake recording little or no effort | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 30 |
| Rear Fuel pipe leaking |7.2.3| | 30 |
| Nearside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 29 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 28 |
| Rear fog lamp not working |1.3.2b| | 28 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 28 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 26 |
| Windscreen has damage | 25 |
| Rear Rear fog lamp not working |1.3.2b| | 25 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 24 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 24 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 24 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 23 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 23 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 23 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 23 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 23 |
| Windscreen wiper blade insecure | 23 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 23 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 22 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 22 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 22 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 22 |
| Brake pedal spongy |3.3.B.1b| | 22 |
| Rear brake binding | 21 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 21 |
| Offside Rear Fuel pipe leaking |7.2.3| | 21 |
| Horn not working |1.6.2a| | 21 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Offside Front front brake binding |3.7.B.1| | 19 |
| Exhaust system not adequately supported |7.1.1| | 19 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 18 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 18 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 17 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 16 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 16 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Nearside front brake binding |3.7.B.1| | 16 |
| Brake performance not tested |3.7.A.1| | 16 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 14 |
| Fuel cap/sealing device missing |7.2.4a| | 14 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Offside Headlamp not working on main beam |1.7.5a| | 14 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Battery insecure |1.9.1| | 14 |
| Front Exhaust system not adequately supported |7.1.1| | 14 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 13 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 13 |
| Fuel system component leaking |7.2.3| | 13 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Nearside Front Anti-roll bar linkage missing |2.4.G.1| | 12 |
| Driver`s seat insecure |6.2.A.1| | 12 |
| Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 12 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 11 |
| Nearside Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 11 |
| Mechanical brake component has restricted free movement | 11 |
| Power steering component|s| leaking |2.3.3b| | 11 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Rear Exhaust has a part missing |7.1.1a| | 11 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 11 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Rear Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 11 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Exhaust has a part missing |7.1.1a| | 11 |
| Nearside Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Emissions not tested |7.3.A.1| | 10 |
| Exhaust engine idle speed too high |7.3.D.1| | 10 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 10 |
| Offside Rear Passenger`s seat cannot be secured in the upright position. |6.2.A.2| | 10 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 10 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 10 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 10 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 10 |
| Offside Rear fog lamp insecure |1.3.2a| | 10 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 10 |
| Front brake disc in such a condition that it is seriously weakened | 10 |