| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 664 |
| Headlamp aim out of alignment | 602 |
| Windscreen wiper does not clear the windscreen effectively | 485 |
| Parking brake: efficiency below requirements |3.7.B.7| | 342 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 322 |
| Registration plate lamp issues | 274 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 228 |
| Parking brake lever has no reserve travel |3.1.6b| | 213 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 208 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 205 |
| Rear parking brake recording little or no effort | 202 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 196 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 194 |
| Registration plate issues | 168 |
| Service brake: efficiency below requirements |3.7.B.7| | 161 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 151 |
| Anti-lock braking system warning lamp indicates an ABS fault | 149 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 137 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 136 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 134 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 130 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 126 |
| Brakes imbalanced across an axle | 122 |
| Nearside Stop lamp not working |1.2.1b| | 121 |
| Brake hose excessively deteriorated | 106 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 93 |
| Offside Stop lamp not working |1.2.1b| | 78 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 78 |
| Emissions not tested |7.0| | 74 |
| Rear brake binding | 72 |
| Front brake disc in such a condition that it is seriously weakened | 72 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 69 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 69 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 66 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 64 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 59 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 59 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 59 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 58 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 58 |
| Rear brake disc in such a condition that it is seriously weakened | 57 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 57 |
| Nearside Rear Stop lamp not working |1.2.1b| | 57 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 56 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 52 |
| Nearside Headlamp not working on main beam |1.7.5a| | 51 |
| Battery insecure |1.9.1| | 50 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 47 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 42 |
| Offside Front brake disc excessively pitted |3.5.1h| | 41 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 39 |
| Horn not working |1.6.2a| | 36 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 34 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 34 |
| Windscreen has damage | 33 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 31 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 30 |
| Offside Rear Stop lamp not working |1.2.1b| | 29 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 28 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 27 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 27 |
| Offside Headlamp not working on main beam |1.7.5a| | 27 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 27 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 27 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 25 |
| Offside Rear fog lamp not working |1.3.2b| | 24 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 24 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 24 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 24 |
| Exhaust system not adequately supported |7.1.1| | 23 |
| Rear brake application uneven | 23 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 23 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 22 |
| Windscreen wiper blade insecure | 22 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 22 |
| Rear brake disc excessively pitted |3.5.1h| | 22 |
| Rear Exhaust system not adequately supported |7.1.1| | 21 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 21 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 20 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 20 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 20 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 20 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 20 |
| Offside Front coil spring fractured |2.4.C.1a| | 20 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 19 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 19 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 18 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 17 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 17 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 17 |
| 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| | 17 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 17 |
| Front brake application uneven | 17 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 17 |
| Offside Rear brake caliper leaking |3.6.A.1| | 17 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Rear Mechanical brake component has restricted free movement | 16 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 15 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 15 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 15 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 14 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 14 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 14 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 14 |
| Nearside Rear Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 14 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 14 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 13 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 13 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 13 |
| Nearside Rear brake caliper leaking |3.6.A.1| | 13 |
| Rear Stop lamp not working |1.2.1b| | 13 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Offside Front coil spring incomplete |2.4.C.1a| | 13 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 13 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 12 |
| Offside Rear Braking system leaking |3.6.A.1| | 12 |
| Offside Rear Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 12 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 12 |
| Centre Exhaust system not adequately supported |7.1.1| | 12 |
| Front constant velocity joint gaiter split |2.5.C.1a| | 12 |