| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1234 |
| Headlamp aim out of alignment | 798 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 621 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 589 |
| Registration plate lamp issues | 496 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 397 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 389 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 388 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 374 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 294 |
| Registration plate issues | 279 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 273 |
| Brake pipe excessively corroded | 267 |
| Brakes imbalanced across an axle | 256 |
| Front brake disc in such a condition that it is seriously weakened | 233 |
| Brake hose excessively deteriorated | 222 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 215 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 202 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 194 |
| Offside Rear fog lamp not working |1.3.2b| | 194 |
| Anti-lock braking system warning lamp indicates an ABS fault | 192 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 191 |
| Rear fog lamp tell tale not working |1.3.1b| | 191 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 178 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 172 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 166 |
| Parking brake: efficiency below requirements |3.7.B.7| | 152 |
| Rear fog lamp not working |1.3.2b| | 146 |
| Offside Stop lamp not working |1.2.1b| | 136 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 132 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 129 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 127 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 119 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 110 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 107 |
| Parking brake lever has no reserve travel |3.1.6b| | 101 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 101 |
| Offside front brake binding |3.7.B.1| | 99 |
| Horn not working |1.6.2a| | 94 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 94 |
| Offside Front Anti-roll bar linkage missing |2.4.G.1| | 94 |
| Nearside front brake binding |3.7.B.1| | 93 |
| Nearside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 93 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 91 |
| Offside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 89 |
| Front brake application uneven | 87 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 81 |
| Nearside Front Anti-roll bar linkage missing |2.4.G.1| | 79 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 78 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 76 |
| Windscreen has damage | 75 |
| Service brake: efficiency below requirements |3.7.B.7| | 74 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 73 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 70 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 66 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 66 |
| Nearside Stop lamp not working |1.2.1b| | 65 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 63 |
| Emissions not tested |7.0| | 62 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 62 |
| Rear parking brake recording little or no effort | 61 |
| Rear brake disc in such a condition that it is seriously weakened | 60 |
| Mechanical brake component has restricted free movement | 58 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 55 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 55 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 55 |
| Nearside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 54 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 52 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 50 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 48 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 46 |
| Offside Rear Stop lamp not working |1.2.1b| | 45 |
| Offside Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 45 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 44 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 44 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 44 |
| Nearside Front Bonded suspension unit bonding failed and part of unit is likely to become displaced |2.4.F.2| | 43 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 43 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 42 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 42 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 42 |
| Rear brake binding | 41 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 41 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 41 |
| Windscreen wiper blade insecure | 40 |
| Nearside Front front brake binding |3.7.B.1| | 40 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 39 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 38 |
| Offside Front front brake binding |3.7.B.1| | 38 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 38 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 38 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 38 |
| Offside Front Bonded suspension unit bonding failed and part of unit is likely to become displaced |2.4.F.2| | 37 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 36 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 36 |
| Front brake excessively fluctuating | 35 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 35 |
| Offside Front brake disc excessively pitted |3.5.1h| | 34 |
| Rear Rear fog lamp not working |1.3.2b| | 34 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 33 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 33 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 32 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 32 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 32 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 32 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 31 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 31 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 31 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 31 |
| Nearside Front Bonded suspension unit deteriorated and cannot function as intended |2.4.F.3| | 30 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 29 |
| Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Nearside Rear Stop lamp not working |1.2.1b| | 29 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 29 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 28 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 27 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 27 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 27 |
| Offside Front Bonded suspension unit deteriorated and cannot function as intended |2.4.F.3| | 26 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 26 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Nearside Front Suspension arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 26 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 25 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 25 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 25 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 25 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 25 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 24 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 24 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 24 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 24 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 24 |