| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 390 |
| Windscreen wiper does not clear the windscreen effectively | 350 |
| Headlamp aim out of alignment | 245 |
| Registration plate issues | 124 |
| Registration plate lamp issues | 115 |
| Brakes imbalanced across an axle | 77 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 63 |
| Brake hose excessively deteriorated | 61 |
| Parking brake: efficiency below requirements |3.7.B.7| | 58 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 58 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 49 |
| Offside front brake binding |3.7.B.1| | 42 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 41 |
| Rear Exhaust system not adequately supported |7.1.1| | 40 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 40 |
| Nearside front brake binding |3.7.B.1| | 39 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 35 |
| Rear parking brake recording little or no effort | 34 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 33 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 30 |
| Battery insecure |1.9.1| | 30 |
| Front brake disc in such a condition that it is seriously weakened | 28 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 25 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 23 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 23 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 23 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 22 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Stop lamp not working |1.2.1b| | 21 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 20 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 20 |
| Offside Front front brake binding |3.7.B.1| | 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| | 19 |
| Nearside Front front brake binding |3.7.B.1| | 19 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 19 |
| Rear brake binding | 18 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 18 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 18 |
| Offside Rear fog lamp not working |1.3.2b| | 18 |
| Horn not working |1.6.2a| | 18 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Rear Exhaust has a part missing |7.1.1a| | 18 |
| Windscreen has damage | 17 |
| Service brake: efficiency below requirements |3.7.B.7| | 17 |
| Offside Stop lamp not working |1.2.1b| | 17 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 17 |
| Parking brake lever has no reserve travel |3.1.6b| | 16 |
| Front brake application uneven | 15 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| 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| | 15 |
| Rear brake application uneven | 15 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Mechanical brake component has restricted free movement | 14 |
| 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| | 14 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 14 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 13 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Centre Stop lamp not working |1.2.1b| | 13 |
| 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| | 12 |
| Rear fog lamp not working |1.3.2b| | 12 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 11 |
| Fuel system component leaking |7.2.3| | 11 |
| 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| | 11 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 11 |
| Emissions not tested |7.0| | 11 |
| Nearside Rear Stop lamp not working |1.2.1b| | 11 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Exhaust system not adequately supported |7.1.1| | 10 |
| Windscreen wiper blade insecure | 10 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Offside Front coil spring broken |2.4.C.1a| | 10 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Offside Front coil spring fractured |2.4.C.1a| | 9 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 9 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 9 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 8 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Inner Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 8 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 8 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Centre Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 7 |
| Offside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Offside Side repeater not working |1.4.A.2c| | 7 |
| Offside Front brake disc excessively pitted |3.5.1h| | 7 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Nearside Inner Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 7 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Nearside Front coil spring fractured |2.4.C.1a| | 6 |
| Nearside Side repeater not working |1.4.A.2c| | 6 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 6 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| 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| | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 6 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Rear fog lamp tell tale not working |1.3.1b| | 6 |
| Emissions not tested |7.3.A.1| | 6 |
| Brake performance not tested |3.7.A.1| | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 6 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Front brake excessively fluctuating | 6 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |