| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 8029 |
| Windscreen wiper does not clear the windscreen effectively | 4723 |
| Service brake: efficiency below requirements |3.7.B.7| | 4628 |
| Headlamp aim out of alignment | 4236 |
| Rear parking brake recording little or no effort | 2962 |
| Registration plate lamp issues | 2370 |
| Brake pipe excessively corroded | 2179 |
| Rear brake disc in such a condition that it is seriously weakened | 972 |
| Centre Stop lamp not working |1.2.1b| | 960 |
| Brakes imbalanced across an axle | 953 |
| Brake hose excessively deteriorated | 946 |
| Offside Rear fog lamp not working |1.3.2b| | 862 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 848 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 761 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 739 |
| Horn not working |1.6.2a| | 693 |
| Rear brake binding | 689 |
| Offside Stop lamp not working |1.2.1b| | 657 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 652 |
| Brake load sensing valve linkage seized |3.6.E.3| | 627 |
| Registration plate issues | 620 |
| Nearside Stop lamp not working |1.2.1b| | 614 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 607 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 577 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 569 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 568 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 565 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 556 |
| Windscreen has damage | 529 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 500 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 498 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 487 |
| Battery insecure |1.9.1| | 486 |
| Parking brake lever has no reserve travel |3.1.6b| | 485 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 444 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 438 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 421 |
| Brake load sensing valve seized |3.6.E.3| | 410 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 403 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 399 |
| Exhaust system not adequately supported |7.1.1| | 391 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 388 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 379 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 348 |
| Front brake disc in such a condition that it is seriously weakened | 342 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 335 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 316 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 314 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 310 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 294 |
| Windscreen washer not working | 288 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 285 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 285 |
| Rear fog lamp not working |1.3.2b| | 284 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 284 |
| Offside Steering rack gaiter split |2.2.D.2d| | 281 |
| Stop lamp not working |1.2.1b| | 276 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 275 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 253 |
| Fuel system component leaking |7.2.3| | 252 |
| Nearside Rear Stop lamp not working |1.2.1b| | 249 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 240 |
| Offside Rear Stop lamp not working |1.2.1b| | 238 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 231 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 229 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 227 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 227 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 221 |
| Centre Rear Stop lamp not working |1.2.1b| | 220 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 214 |
| Rear brake application uneven | 213 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 210 |
| Anti-lock braking system warning lamp indicates an ABS fault | 201 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 197 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 194 |
| Emissions not tested |7.0| | 189 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 183 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 180 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 178 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 178 |
| Nearside Rear reflector missing |1.5.1a| | 173 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 173 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 170 |
| Rear Exhaust system not adequately supported |7.1.1| | 169 |
| Windscreen wiper blade insecure | 165 |
| Offside front brake binding |3.7.B.1| | 163 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 161 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 161 |
| Brake hose has insufficient room to move | 160 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 159 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 157 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 155 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 154 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 150 |
| Centre Seat belt retracting mechanism defective |5.2.5b| | 147 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 144 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 143 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 143 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 140 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 138 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 136 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 135 |
| Offside Rear reflector missing |1.5.1a| | 134 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 132 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 131 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 130 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 123 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 119 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 117 |
| Rear brake disc excessively pitted |3.5.1h| | 117 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 117 |
| rear brake recording little or no effort |3.7.B.5a| | 116 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 115 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 114 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 113 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 113 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 112 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 111 |
| Front brake application uneven | 111 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 110 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 110 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 109 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 109 |
| Rear Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 108 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 108 |
| Nearside Obligatory mirror missing |8.1.1| | 108 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 107 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 107 |
| Rear Mechanical brake component has restricted free movement | 106 |
| Centre Exhaust system not adequately supported |7.1.1| | 104 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 104 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 101 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 100 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 100 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 98 |
| Offside Front Direction indicator not working |1.4.A.2c| | 98 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 98 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 98 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 97 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 96 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 96 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 96 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 95 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 95 |
| Brake load sensing valve has been disconnected and was fitted as standard |3.6.E.2| | 94 |
| Nearside front brake binding |3.7.B.1| | 94 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 93 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 93 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 92 |
| Rear Brake load sensing valve seized |3.6.E.3| | 91 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 89 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 89 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 89 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 88 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 88 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 86 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 86 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 85 |
| Mechanical brake component has restricted free movement | 84 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 83 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 82 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 82 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 82 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 82 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 81 |
| Centre Front Seat belt retracting mechanism defective |5.2.5b| | 81 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 81 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 79 |