| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 271 |
| Brake pipe excessively corroded | 252 |
| Registration plate lamp issues | 207 |
| Headlamp aim out of alignment | 191 |
| Rear parking brake recording little or no effort | 179 |
| Windscreen wiper does not clear the windscreen effectively | 160 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 77 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 72 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 70 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 53 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 52 |
| Brakes imbalanced across an axle | 50 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 45 |
| Parking brake lever has no reserve travel |3.1.6b| | 43 |
| Emissions not tested |7.0| | 40 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 38 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 37 |
| Registration plate issues | 36 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 35 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 33 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 33 |
| Offside Front coil spring fractured |2.4.C.1a| | 32 |
| Rear brake binding | 29 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 29 |
| Front brake disc in such a condition that it is seriously weakened | 27 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 26 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 23 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 23 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 22 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Front brake application uneven | 19 |
| Nearside Front coil spring fractured |2.4.C.1a| | 19 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 18 |
| Offside Front brake disc excessively pitted |3.5.1h| | 17 |
| Offside Front coil spring incomplete |2.4.C.1a| | 17 |
| Rear brake application uneven | 17 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 16 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 15 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Nearside Rear Seat belt retracting mechanism defective |5.2.5b| | 14 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 14 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 14 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 13 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 13 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 12 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 12 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 12 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Windscreen wiper blade insecure | 12 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 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 Rear coil spring fractured |2.4.C.1a| | 11 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 10 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 10 |
| Windscreen has damage | 10 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Front brake disc excessively pitted |3.5.1h| | 9 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 9 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 9 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 9 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 9 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 8 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 7 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| 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| | 7 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 7 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 7 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Centre Exhaust system not adequately supported |7.1.1| | 6 |
| Offside Headlamp insecure |1.7.3| | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 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 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 6 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 6 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 6 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 5 |
| Centre Stop lamp not working |1.2.1b| | 5 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 5 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 5 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 5 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 5 |
| Nearside Front coil spring cracked |2.4.C.1a| | 5 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Horn not working |1.6.2a| | 4 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 4 |
| Nearside Front Valve stem seriously misaligned |4.1.D.1e| | 4 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 4 |
| Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Nearside Rear Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 4 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 4 |
| Offside Front coil spring cracked |2.4.C.1a| | 4 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |