| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4552 |
| Windscreen wiper does not clear the windscreen effectively | 4544 |
| Registration plate lamp issues | 2880 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1942 |
| Rear brake binding | 1662 |
| Brakes imbalanced across an axle | 1660 |
| Service brake: efficiency below requirements |3.7.B.7| | 1250 |
| Horn not working |1.6.2a| | 765 |
| Rear parking brake recording little or no effort | 750 |
| Nearside Stop lamp not working |1.2.1b| | 576 |
| Offside Stop lamp not working |1.2.1b| | 459 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 447 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 434 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 426 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 424 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 391 |
| Brake pipe excessively corroded | 376 |
| Registration plate issues | 374 |
| Rear brake application uneven | 372 |
| Offside Rear fog lamp not working |1.3.2b| | 368 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 364 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 363 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 340 |
| Brake load sensing valve seized |3.6.E.3| | 322 |
| Parking brake lever has no reserve travel |3.1.6b| | 318 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 317 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 296 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 294 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 281 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 279 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 276 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 275 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 258 |
| Windscreen has damage | 258 |
| Brake load sensing valve linkage seized |3.6.E.3| | 254 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 250 |
| Front brake application uneven | 241 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 241 |
| Nearside front brake binding |3.7.B.1| | 238 |
| Offside front brake binding |3.7.B.1| | 236 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 230 |
| Centre Stop lamp not working |1.2.1b| | 228 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 224 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 206 |
| Nearside Rear Stop lamp not working |1.2.1b| | 205 |
| Front brake disc in such a condition that it is seriously weakened | 202 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 199 |
| Rear Mechanical brake component has restricted free movement | 191 |
| Brake hose excessively deteriorated | 190 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 189 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 176 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 173 |
| Windscreen washer not working | 172 |
| Offside Rear Stop lamp not working |1.2.1b| | 167 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 162 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 161 |
| Nearside Front Front wheel bearing rough when rotated |2.5.A.2| | 154 |
| Nearside Headlamp insecure |1.7.3| | 154 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 153 |
| Horn not working (7.7 (a)) | 152 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 151 |
| Battery insecure |1.9.1| | 148 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 144 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 143 |
| Rear fog lamp not working |1.3.2b| | 140 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 133 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 131 |
| Offside Headlamp insecure |1.7.3| | 129 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 129 |
| Fuel system component leaking |7.2.3| | 128 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 126 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 124 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 124 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 120 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 117 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 113 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 112 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 112 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 111 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 109 |
| Windscreen wiper blade insecure | 107 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 107 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 107 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 105 |
| Offside Front front brake binding |3.7.B.1| | 105 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 105 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 104 |
| Nearside Front Shock absorbers has a serious fluid leak | 103 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 103 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 101 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 101 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 101 |
| Horn not working (7.7 (a) (ii)) | 100 |
| Nearside Front front brake binding |3.7.B.1| | 100 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 100 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 100 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 98 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 98 |
| Anti-lock braking system warning lamp indicates an ABS fault | 97 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 96 |
| Mechanical brake component has restricted free movement | 96 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 95 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 94 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 94 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 93 |
| Brake hose damaged | 93 |
| Stop lamp not working |1.2.1b| | 92 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 92 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 92 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 91 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 90 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 90 |
| Front brake excessively fluctuating | 89 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 88 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 88 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 88 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 88 |
| Horn not working |7.7 |a| |ii|| | 87 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 87 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 87 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 86 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 86 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 86 |
| Offside Front Shock absorbers has a serious fluid leak | 85 |
| Offside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 84 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 84 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 83 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 83 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 83 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 82 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 81 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 81 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 80 |
| 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| | 78 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 77 |
| Brake hose has insufficient room to move | 76 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 75 |
| 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| | 75 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 73 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 72 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 72 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 71 |
| Rear Brake load sensing valve seized |3.6.E.3| | 70 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 70 |