| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 6198 |
| Headlamp aim out of alignment | 4626 |
| Registration plate lamp issues | 4151 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 3826 |
| Windscreen wiper does not clear the windscreen effectively | 2818 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2782 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1830 |
| Brakes imbalanced across an axle | 1646 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1515 |
| Rear parking brake recording little or no effort | 1228 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1206 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1179 |
| Offside Stop lamp not working |1.2.1b| | 1116 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1087 |
| Service brake: efficiency below requirements |3.7.B.7| | 1076 |
| Nearside Stop lamp not working |1.2.1b| | 1050 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1039 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1032 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 806 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 806 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 780 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 673 |
| Registration plate issues | 656 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 631 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 629 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 629 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 613 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 610 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 604 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 599 |
| Rear brake binding | 555 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 539 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 512 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 478 |
| Offside Rear Stop lamp not working |1.2.1b| | 475 |
| Offside Rear fog lamp not working |1.3.2b| | 468 |
| Nearside Rear Stop lamp not working |1.2.1b| | 465 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 461 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 454 |
| Emissions not tested |7.0| | 452 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 450 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 446 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 442 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 441 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 423 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 419 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 415 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 407 |
| Windscreen has damage | 398 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 386 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 376 |
| Front brake application uneven | 376 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 375 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 368 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 365 |
| Rear brake application uneven | 346 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 343 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 340 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 330 |
| Anti-lock braking system warning lamp indicates an ABS fault | 326 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 292 |
| Parking brake lever has no reserve travel |3.1.6b| | 287 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 284 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 271 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 269 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 263 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 258 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 252 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 240 |
| Front brake disc in such a condition that it is seriously weakened | 221 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 211 |
| Offside front brake binding |3.7.B.1| | 204 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 204 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 199 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 192 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 189 |
| Nearside Headlamp not working on main beam |1.7.5a| | 185 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 181 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 178 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 166 |
| Nearside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 163 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 162 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 159 |
| Direction indicators incorrect colour |1.4.A.2f| | 157 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 152 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 149 |
| Windscreen wiper blade insecure | 147 |
| Offside Headlamp not working on main beam |1.7.5a| | 143 |
| Offside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 142 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 141 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 141 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 136 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 135 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 134 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 132 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 132 |
| Power steering component|s| leaking |2.3.3b| | 131 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 129 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 127 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 126 |
| Offside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 124 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 124 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 119 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 118 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 117 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 117 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 115 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 115 |
| Offside Front front brake binding |3.7.B.1| | 115 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 112 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 111 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 109 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 108 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 108 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 107 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 103 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 103 |
| Fuel system component leaking |7.2.3| | 103 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 99 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 97 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 97 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 95 |
| Horn not working |1.6.2a| | 95 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 94 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 93 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 92 |
| Direction indicator incorrect colour |1.4.A.2f| | 92 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 90 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 89 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 88 |
| Front position lamp|s| not working |1.1.A.3b| | 88 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 87 |
| Rear Mechanical brake component has restricted free movement | 85 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 83 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 77 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 76 |
| Battery insecure |1.9.1| | 75 |
| Nearside Rear Braking system leaking |3.6.A.1| | 75 |
| Offside Front brake disc excessively pitted |3.5.1h| | 74 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 72 |
| Nearside front brake binding |3.7.B.1| | 72 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 71 |