| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 336 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 271 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 227 |
| Headlamp aim out of alignment | 217 |
| Registration plate lamp issues | 215 |
| Brake pipe excessively corroded | 112 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 105 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 96 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 96 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 90 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 87 |
| Horn not working |1.6.2a| | 83 |
| Registration plate issues | 70 |
| Brakes imbalanced across an axle | 55 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 55 |
| Emissions not tested |7.0| | 52 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 52 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 52 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 51 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 41 |
| Parking brake: efficiency below requirements |3.7.B.7| | 28 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 26 |
| Offside Rear fog lamp not working |1.3.2b| | 25 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 25 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 24 |
| Offside Stop lamp not working |1.2.1b| | 23 |
| Rear parking brake recording little or no effort | 21 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 20 |
| Rear brake application uneven | 20 |
| Nearside Stop lamp not working |1.2.1b| | 19 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 18 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 18 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 17 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 15 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 15 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Offside Rear coil spring fractured |2.4.C.1a| | 14 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 14 |
| Nearside Rear coil spring broken |2.4.C.1a| | 13 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 13 |
| Rear Exhaust system not adequately supported |7.1.1| | 13 |
| Brake hose excessively deteriorated | 13 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 12 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 12 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 12 |
| Offside Rear coil spring broken |2.4.C.1a| | 12 |
| Rear fog lamp not working |1.3.2b| | 11 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 11 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 11 |
| Centre Stop lamp not working |1.2.1b| | 11 |
| Front brake disc in such a condition that it is seriously weakened | 11 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 11 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Bonnet cannot be secured in the closed position |8.4.1| | 10 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 10 |
| Exhaust system not adequately supported |7.1.1| | 10 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 10 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 9 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 9 |
| Rear brake binding | 9 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 9 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Windscreen has damage | 8 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 8 |
| Front brake application uneven | 8 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Fuel cap/sealing device missing |7.2.4a| | 7 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 7 |
| Nearside Front Coil spring not correctly located |2.4.C.2| | 7 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 7 |
| Offside Rear Statutory seat belt missing |5.1.1| | 7 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Centre Exhaust system not adequately supported |7.1.1| | 7 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 7 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 7 |
| Rear Exhaust has a part missing |7.1.1a| | 6 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Offside Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 6 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Brake pedal spongy |3.3.B.1b| | 6 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 6 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 6 |