| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 3444 |
| Registration plate lamp issues | 2928 |
| Headlamp aim out of alignment | 2522 |
| Windscreen wiper does not clear the windscreen effectively | 2270 |
| Brake pipe excessively corroded | 1513 |
| Brakes imbalanced across an axle | 1247 |
| Rear parking brake recording little or no effort | 1208 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1132 |
| Parking brake lever has no reserve travel |3.1.6b| | 1096 |
| Registration plate issues | 725 |
| Windscreen has damage | 547 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 526 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 515 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 501 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 486 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 483 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 481 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 460 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 425 |
| Front brake disc in such a condition that it is seriously weakened | 410 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 397 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 392 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 383 |
| Front brake application uneven | 350 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 348 |
| Anti-lock braking system warning lamp indicates an ABS fault | 337 |
| Rear brake binding | 302 |
| Offside Rear fog lamp not working |1.3.2b| | 294 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 257 |
| Nearside Stop lamp not working |1.2.1b| | 257 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 256 |
| Rear fog lamp not working |1.3.2b| | 237 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 227 |
| Windscreen washer not working | 226 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 216 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 212 |
| Offside Stop lamp not working |1.2.1b| | 212 |
| Nearside Side repeater not working |1.4.A.2c| | 209 |
| Service brake: efficiency below requirements |3.7.B.7| | 208 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 184 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 184 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 183 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 177 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 175 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 173 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 171 |
| Nearside Front Shock absorbers has a serious fluid leak | 162 |
| Offside Rear reflector missing |1.5.1a| | 159 |
| Offside front brake binding |3.7.B.1| | 159 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 158 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 158 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 157 |
| Nearside Rear reflector missing |1.5.1a| | 157 |
| Offside Front Shock absorbers has a serious fluid leak | 156 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 152 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 152 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 143 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 141 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 140 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 139 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 138 |
| Nearside Rear Stop lamp not working |1.2.1b| | 138 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 137 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 136 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 135 |
| Nearside Body has a sharp edge caused by damage |6.1.C.1| | 134 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 134 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 131 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 130 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 127 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 124 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 123 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 120 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 119 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 118 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 118 |
| Offside Side repeater not working |1.4.A.2c| | 117 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 116 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 113 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 112 |
| Nearside front brake binding |3.7.B.1| | 110 |
| Nearside Rear Leaf spring to axle securing nut insecure |2.4.B.7b| | 109 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 106 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 105 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 104 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 103 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 101 |
| Offside Rear Shock absorbers has a serious fluid leak | 100 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 100 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 99 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 98 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 97 |
| Offside Rear Stop lamp not working |1.2.1b| | 95 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 94 |
| Brake pedal spongy |3.3.B.1b| | 94 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 93 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 93 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 92 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 91 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 91 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 90 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 90 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 87 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 87 |
| Rear brake disc in such a condition that it is seriously weakened | 86 |
| Nearside Rear Leaf spring to axle securing bolt insecure |2.4.B.7b| | 86 |
| Offside Headlamp not working on main beam |1.7.5a| | 86 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 85 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 84 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 83 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 82 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 81 |
| Nearside Side repeater excessively damaged so that it is not visible from a reasonable distance |1.4.A.2e| | 80 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 80 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 79 |
| Offside Rear Leaf spring to axle securing nut insecure |2.4.B.7b| | 79 |
| Brake hose damaged | 77 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 76 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 76 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 75 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 75 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 74 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 72 |
| Nearside Headlamp not working on main beam |1.7.5a| | 72 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 71 |
| Nearside Rear Shock absorbers has a serious fluid leak | 71 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 71 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 71 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 70 |
| Fuel system component leaking |7.2.3| | 70 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 69 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 69 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 67 |
| Offside Rear Leaf spring to axle securing bolt insecure |2.4.B.7b| | 67 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 67 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 66 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 66 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 66 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 65 |
| Nearside Rear reflector excessively damaged so that its function is impaired |1.5.1c| | 65 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 65 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 65 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 65 |
| Horn not working |1.6.2a| | 64 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 63 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 63 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 63 |
| Offside Front front brake binding |3.7.B.1| | 62 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 62 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 62 |
| Exhaust diesel particulate filter shows evidence of tampering. (8.2.2.1 (c)) | 62 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 61 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 61 |
| Nearside Front Side repeater not working |1.4.A.2c| | 60 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 59 |
| Offside Rear reflector excessively damaged so that its function is impaired |1.5.1c| | 59 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour |8.2.2.2 |d|| | 59 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 58 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 58 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 58 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 58 |
| rear parking |secondary| brakes imbalanced | 57 |