| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 654 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 468 |
| Brake hose excessively deteriorated | 429 |
| Offside Rear fog lamp not working |1.3.2b| | 364 |
| Registration plate lamp issues | 292 |
| Brake pipe excessively corroded | 254 |
| Rear parking brake recording little or no effort | 198 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 194 |
| Parking brake: efficiency below requirements |3.7.B.7| | 172 |
| Headlamp aim out of alignment | 161 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 161 |
| Registration plate issues | 152 |
| Rear fog lamp not working |1.3.2b| | 148 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 145 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 139 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 126 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 122 |
| Rear fog lamp tell tale not working |1.3.1b| | 121 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 114 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 113 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 100 |
| Brakes imbalanced across an axle | 92 |
| Emissions not tested |7.0| | 71 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 69 |
| Nearside Stop lamp not working |1.2.1b| | 68 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 67 |
| Offside Stop lamp not working |1.2.1b| | 63 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 62 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 62 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 61 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 59 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 59 |
| Offside Rear fog lamp missing |1.3.2a| | 58 |
| Rear Rear fog lamp not working |1.3.2b| | 57 |
| Brake hose damaged | 56 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 54 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 48 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 48 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 48 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 48 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 46 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 46 |
| Battery insecure |1.9.1| | 44 |
| Parking brake lever has no reserve travel |3.1.6b| | 42 |
| Nearside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 42 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 41 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 38 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 35 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 35 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 33 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 32 |
| Service brake: efficiency below requirements |3.7.B.7| | 32 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 32 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 30 |
| Offside Rear Stop lamp not working |1.2.1b| | 30 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 30 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 30 |
| Nearside front brake binding |3.7.B.1| | 28 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 28 |
| Nearside Rear Stop lamp not working |1.2.1b| | 27 |
| Rear brake application uneven | 27 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 25 |
| Windscreen has damage | 25 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 25 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 24 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 24 |
| Offside Rear fog lamp insecure |1.3.2a| | 24 |
| Fuel system component leaking |7.2.3| | 24 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 23 |
| Offside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 23 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 23 |
| Offside Rear Shock absorber detached |2.7.2b| | 22 |
| Rear brake binding | 22 |
| Rear fog lamp switch missing |1.3.1a| | 22 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 21 |
| Offside front brake binding |3.7.B.1| | 21 |
| Front brake disc in such a condition that it is seriously weakened | 20 |
| Rear Rear fog lamp missing |1.3.2a| | 20 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 19 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 19 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 19 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 19 |
| Nearside Front front brake binding |3.7.B.1| | 19 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 18 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 18 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Horn not working |1.6.2a| | 17 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 17 |
| Front brake application uneven | 17 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 17 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 17 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 16 |
| Nearside Front Seat belt retracting mechanism defective |5.2.5b| | 16 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 16 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 15 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 15 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 15 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 15 |
| Windscreen wiper blade insecure | 15 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Front position lamp|s| not working |1.1.A.3b| | 14 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 14 |
| Mechanical brake component has restricted free movement | 14 |
| Nearside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Front brake disc excessively pitted |3.5.1h| | 13 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 13 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 13 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 13 |
| Service brake: efficiency below requirements |3.7.C.1a| | 13 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 13 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 12 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 12 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 12 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 12 |
| Offside Headlamp not in a clean condition affecting beam image |1.2.4a| | 12 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 12 |
| Rear Exhaust system not adequately supported |7.1.1| | 12 |
| Nearside Rear Shock absorber detached |2.7.2b| | 11 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 11 |
| Nearside Outer Stop lamp not working |1.2.1b| | 11 |
| Nearside Headlamp not in a clean condition affecting beam image |1.2.4a| | 11 |
| Rear Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 11 |
| Offside Headlamp not working on main beam |1.7.5a| | 11 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 11 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 11 |
| Rear fog lamp insecure |1.3.2a| | 11 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 11 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 11 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 10 |
| Brake performance not tested |3.7.A.1| | 10 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Front Direction indicator not working |1.4.A.2c| | 10 |
| Nearside Rear Shock absorber insecure |2.7.2b| | 10 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 10 |
| Brake load sensing valve inoperative |3.6.E.3| | 10 |
| Brake load sensing valve linkage seized |3.6.E.3| | 10 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 10 |
| Offside Outer Stop lamp not working |1.2.1b| | 10 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 10 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 9 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 9 |
| Nearside Headlamp not working on main beam |1.7.5a| | 9 |
| Offside Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 9 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 9 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 9 |
| Nearside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 9 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 9 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 9 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 9 |
| Rear fog lamp missing |1.3.2a| | 9 |
| Offside Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 9 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 9 |