| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 115 |
| Headlamp aim out of alignment | 81 |
| Brake pipe excessively corroded | 63 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 28 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 26 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Brakes imbalanced across an axle | 18 |
| Registration plate issues | 17 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Registration plate lamp issues | 15 |
| Emissions not tested |7.0| | 9 |
| Horn not working |1.6.2a| | 9 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Offside front brake binding |3.7.B.1| | 7 |
| Offside Front front brake binding |3.7.B.1| | 7 |
| Offside Front coil spring incomplete |2.4.C.1a| | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Front coil spring fractured |2.4.C.1a| | 6 |
| Mechanical brake component has restricted free movement | 6 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Front brake application uneven | 5 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front coil spring broken |2.4.C.1a| | 4 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside front brake binding |3.7.B.1| | 4 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Nearside Front front brake binding |3.7.B.1| | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded sill |2.4.A.3| | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Front brake disc excessively pitted |3.5.1h| | 3 |
| Windscreen has damage | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 3 |
| Front front brake binding |3.7.B.1| | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 3 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Exhaust system not adequately supported |7.1.1| | 2 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 2 |
| Brake hose has insufficient room to move | 2 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded Outer sill |5.2.6| | 2 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 2 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Nearside Front coil spring fractured |2.4.C.1a| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Emissions not tested |7.3.A.1| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 2 |
| Nearside Front Coil spring not correctly located |2.4.C.2| | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Rear brake binding | 2 |
| Brake hose excessively deteriorated | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Windscreen washer not working | 2 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded sill |2.4.A.3| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |