| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 13190 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9500 |
| Headlamp aim out of alignment | 7091 |
| Windscreen wiper does not clear the windscreen effectively | 5322 |
| Service brake: efficiency below requirements |3.7.B.7| | 4429 |
| Rear parking brake recording little or no effort | 4374 |
| Brakes imbalanced across an axle | 3737 |
| Horn not working |1.6.2a| | 2768 |
| Offside Rear fog lamp not working |1.3.2b| | 2157 |
| Parking brake lever has no reserve travel |3.1.6b| | 1532 |
| Battery insecure |1.9.1| | 1385 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1314 |
| Registration plate issues | 1236 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1132 |
| Rear brake binding | 1065 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1032 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1006 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1002 |
| Brake pipe excessively corroded | 999 |
| Windscreen has damage | 983 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 983 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 977 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 975 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 963 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 933 |
| Nearside Stop lamp not working |1.2.1b| | 929 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 880 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 858 |
| Anti-lock braking system warning lamp indicates an ABS fault | 856 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 854 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 836 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 818 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 801 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 796 |
| Offside Stop lamp not working |1.2.1b| | 793 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 792 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 762 |
| Rear fog lamp not working |1.3.2b| | 753 |
| Brake load sensing valve linkage seized |3.6.E.3| | 652 |
| Brake load sensing valve seized |3.6.E.3| | 585 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 561 |
| Front brake application uneven | 533 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 511 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 507 |
| Rear brake application uneven | 498 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 466 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 436 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 432 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 430 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 426 |
| Brake hose excessively deteriorated | 418 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 416 |
| Fuel tank insecure |7.2.1| | 398 |
| Nearside Headlamp not working on main beam |1.7.5a| | 397 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 387 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 386 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 381 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 376 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 368 |
| Nearside front brake binding |3.7.B.1| | 362 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 359 |
| Offside front brake binding |3.7.B.1| | 354 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 349 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 348 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 346 |
| Offside Headlamp not working on main beam |1.7.5a| | 341 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 338 |
| Nearside Rear Stop lamp not working |1.2.1b| | 337 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 337 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 334 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 331 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 326 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 326 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 324 |
| Offside Rear Stop lamp not working |1.2.1b| | 321 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 313 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 298 |
| Bonnet retaining device ineffective |8.4.2| | 291 |
| Rear brake disc in such a condition that it is seriously weakened | 285 |
| Brake pedal spongy |3.3.B.1b| | 281 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 279 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 277 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 272 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 267 |
| Rear fog lamp tell tale not working |1.3.1b| | 258 |
| Headlamp switch faulty |1.7.1| | 255 |
| Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 254 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 252 |
| Brake load sensing valve inoperative |3.6.E.3| | 251 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 251 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 250 |
| Front brake disc in such a condition that it is seriously weakened | 239 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 237 |
| Nearside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 232 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 229 |
| Nearside All position lamps not working |1.1.A.3b| | 229 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 228 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 226 |
| Windscreen washer not working | 225 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 219 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 219 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 216 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 213 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 210 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 207 |
| Windscreen wiper blade insecure | 206 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 204 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 200 |
| Horn not working (7.7 (a) (ii)) | 196 |
| Indicator switch faulty |1.4.A.1| | 194 |
| Horn not working (7.7 (a)) | 192 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 192 |
| Offside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 192 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 189 |
| Brake hose has insufficient room to move | 188 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 188 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 187 |
| Horn not working |7.7 |a| |ii|| | 182 |
| Rear Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 180 |
| Nearside Rear brake disc contaminated by oil |3.5.1h| | 180 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 179 |
| Rear Mechanical brake component has restricted free movement | 176 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 170 |
| Offside Front front brake binding |3.7.B.1| | 167 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 167 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 167 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 166 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 165 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 162 |
| Fuel system component leaking |7.2.3| | 160 |
| Offside All position lamps not working |1.1.A.3b| | 158 |
| Rear Brake load sensing valve seized |3.6.E.3| | 158 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 158 |
| All position lamps not working |1.1.A.3b| | 157 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 155 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 151 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 151 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 151 |
| Nearside Front All position lamps not working |1.1.A.3b| | 149 |
| Fuel system component insecure |7.2.1| | 146 |
| Side repeater incorrect colour |1.4.A.2f| | 145 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 142 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 142 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 142 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 142 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 139 |
| Mechanical brake component has restricted free movement | 139 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 139 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 138 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 136 |
| Nearside Rear Leaf spring to axle securing bolt insecure |2.4.B.7b| | 136 |
| Steering system excessively tight |2.2.D.1| | 134 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 134 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 133 |
| Nearside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 131 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 130 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 130 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 129 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 126 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 126 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 125 |
| Offside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 125 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 124 |
| Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 123 |
| Nearside Front front brake binding |3.7.B.1| | 122 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 122 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 121 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 120 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 120 |
| Brake load sensing valve linkage defective and function impaired (1.1.17 (a)) | 119 |
| Brake load sensing valve linkage obviously incorrectly adjusted |3.6.E.3| | 118 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 118 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 117 |
| Offside Rear Leaf spring to axle securing bolt insecure |2.4.B.7b| | 117 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 117 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 117 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 116 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 115 |
| Emissions not tested |7.0| | 115 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 115 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 114 |
| Exhaust system not adequately supported |7.1.1| | 114 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 114 |