| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 2835 |
| Registration plate lamp issues | 2551 |
| Brake hose excessively deteriorated | 2056 |
| Headlamp aim out of alignment | 1878 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1291 |
| Brake pipe excessively corroded | 1107 |
| Parking brake: efficiency below requirements |3.7.B.7| | 991 |
| Offside Stop lamp not working |1.2.1b| | 961 |
| Nearside Stop lamp not working |1.2.1b| | 952 |
| Registration plate issues | 753 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 752 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 752 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 684 |
| Rear parking brake recording little or no effort | 632 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 579 |
| Brakes imbalanced across an axle | 560 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 423 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 404 |
| Offside Rear Stop lamp not working |1.2.1b| | 392 |
| Nearside Rear Stop lamp not working |1.2.1b| | 370 |
| Parking brake lever has no reserve travel |3.1.6b| | 311 |
| Emissions not tested |7.0| | 245 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 237 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 206 |
| Rear brake binding | 201 |
| Horn not working |1.6.2a| | 188 |
| Brake hose damaged | 186 |
| Windscreen has damage | 168 |
| Nearside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 151 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 149 |
| Nearside front brake binding |3.7.B.1| | 146 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 144 |
| Offside front brake binding |3.7.B.1| | 135 |
| Front brake application uneven | 133 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 127 |
| Rear Exhaust system not adequately supported |7.1.1| | 122 |
| Windscreen wiper blade insecure | 111 |
| Offside Rear fog lamp not working |1.3.2b| | 111 |
| Stop lamp not working |1.2.1b| | 109 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 103 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 101 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 100 |
| Battery insecure |1.9.1| | 98 |
| Offside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 98 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 94 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 93 |
| Service brake: efficiency below requirements |3.7.B.7| | 92 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 89 |
| Front brake disc in such a condition that it is seriously weakened | 89 |
| Rear Stop lamp not working |1.2.1b| | 84 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 84 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 83 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 81 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 79 |
| Nearside Front front brake binding |3.7.B.1| | 78 |
| Mechanical brake component has restricted free movement | 78 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 72 |
| Rear brake application uneven | 67 |
| Offside Front front brake binding |3.7.B.1| | 66 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 66 |
| Front position lamp|s| not working |1.1.A.3b| | 56 |
| Exhaust system not adequately supported |7.1.1| | 55 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 52 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 51 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 47 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 47 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 46 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 46 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 45 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 45 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 43 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 43 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 42 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 42 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 42 |
| Rear brake disc in such a condition that it is seriously weakened | 41 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 41 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 41 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 39 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 38 |
| Nearside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 37 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 35 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 34 |
| Nearside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 34 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 33 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 32 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 32 |