| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 6232 |
| Service brake: efficiency below requirements |3.7.B.7| | 3700 |
| Windscreen wiper does not clear the windscreen effectively | 3199 |
| Registration plate lamp issues | 2993 |
| Rear parking brake recording little or no effort | 2711 |
| Headlamp aim out of alignment | 2629 |
| Brake pipe excessively corroded | 1111 |
| Centre Stop lamp not working |1.2.1b| | 749 |
| Registration plate issues | 671 |
| Rear brake disc in such a condition that it is seriously weakened | 665 |
| Offside Rear fog lamp not working |1.3.2b| | 611 |
| Brakes imbalanced across an axle | 602 |
| Brake hose excessively deteriorated | 593 |
| Rear brake binding | 578 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 542 |
| Nearside Stop lamp not working |1.2.1b| | 532 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 529 |
| Offside Stop lamp not working |1.2.1b| | 511 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 503 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 485 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 480 |
| Parking brake lever has no reserve travel |3.1.6b| | 473 |
| Windscreen has damage | 452 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 413 |
| Horn not working |1.6.2a| | 369 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 354 |
| Brake load sensing valve linkage seized |3.6.E.3| | 349 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 340 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 306 |
| Battery insecure |1.9.1| | 300 |
| Brake load sensing valve seized |3.6.E.3| | 297 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 286 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 275 |
| Exhaust system not adequately supported |7.1.1| | 264 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 237 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 230 |
| Stop lamp not working |1.2.1b| | 228 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 225 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 221 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 214 |
| Nearside Rear Stop lamp not working |1.2.1b| | 212 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 209 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 207 |
| Fuel system component leaking |7.2.3| | 205 |
| Rear fog lamp not working |1.3.2b| | 203 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 197 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 196 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 184 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 177 |
| Offside Rear Stop lamp not working |1.2.1b| | 174 |
| Centre Rear Stop lamp not working |1.2.1b| | 170 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 168 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 165 |
| Offside Steering rack gaiter split |2.2.D.2d| | 164 |
| Front brake disc in such a condition that it is seriously weakened | 164 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 162 |
| Rear Exhaust system not adequately supported |7.1.1| | 161 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 150 |
| Windscreen wiper blade insecure | 150 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 150 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 148 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 147 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 141 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 139 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 138 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 138 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 137 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 135 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 132 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 131 |
| Nearside Rear reflector missing |1.5.1a| | 131 |
| Bonnet cannot be secured in the closed position |8.4.1| | 130 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 127 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 125 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 123 |
| Windscreen washer not working | 122 |
| Offside Rear reflector missing |1.5.1a| | 121 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 121 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 118 |
| Brake hose has insufficient room to move | 117 |
| Centre Seat belt retracting mechanism defective |5.2.5b| | 116 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 114 |
| Emissions not tested |7.0| | 112 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 112 |
| Rear brake application uneven | 112 |
| 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| | 108 |
| rear brake recording little or no effort |3.7.B.5a| | 108 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 107 |
| 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| | 104 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 104 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 102 |
| Rear Mechanical brake component has restricted free movement | 100 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 99 |
| Nearside Seat belt locking mechanism does not secure or release |5.2.5a| | 99 |
| Anti-lock braking system warning lamp indicates an ABS fault | 98 |
| Offside Front Direction indicator not working |1.4.A.2c| | 97 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 97 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 96 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 95 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 95 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 93 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 93 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 91 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 91 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 90 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 90 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 86 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 83 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 83 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 82 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 82 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 80 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 79 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 78 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 77 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 77 |
| Offside Rear brake disc excessively scored |3.5.1h| | 77 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 76 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 75 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 75 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 73 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 73 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 72 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 72 |
| Centre Front Seat belt retracting mechanism defective |5.2.5b| | 71 |
| Front brake application uneven | 70 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 69 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 69 |
| Rear Brake load sensing valve seized |3.6.E.3| | 68 |
| Nearside Obligatory mirror missing |8.1.1| | 66 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 66 |
| Parking brake: efficiency below requirements |3.7.D.4| | 65 |
| Rear brake disc excessively pitted |3.5.1h| | 65 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 65 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 64 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 64 |
| Rear Stop lamp not working |1.2.1b| | 64 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 64 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 64 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 61 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 61 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 61 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 60 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 60 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 59 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 59 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 58 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 58 |
| Brake load sensing valve has been disconnected and was fitted as standard |3.6.E.2| | 57 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 57 |
| 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| | 57 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 56 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 56 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 56 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 56 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 55 |
| Centre Exhaust system not adequately supported |7.1.1| | 55 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 55 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 54 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 54 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 54 |