| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 5893 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 5725 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5667 |
| Headlamp aim out of alignment | 5220 |
| Windscreen wiper does not clear the windscreen effectively | 4541 |
| Registration plate lamp issues | 3252 |
| Rear parking brake recording little or no effort | 3133 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2923 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2641 |
| Brakes imbalanced across an axle | 2471 |
| Service brake: efficiency below requirements |3.7.B.7| | 1928 |
| Nearside Stop lamp not working |1.2.1b| | 1685 |
| Offside Stop lamp not working |1.2.1b| | 1651 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1580 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1519 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 1387 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 1331 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1323 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1183 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1166 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 1117 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1116 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1090 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1080 |
| Registration plate issues | 1025 |
| Emissions not tested |7.0| | 1020 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 992 |
| Parking brake lever has no reserve travel |3.1.6b| | 899 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 878 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 871 |
| Rear brake binding | 823 |
| Offside Rear Stop lamp not working |1.2.1b| | 726 |
| Nearside Rear Stop lamp not working |1.2.1b| | 721 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 666 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 665 |
| Front brake application uneven | 621 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 602 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 595 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 592 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 585 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 581 |
| Front brake disc in such a condition that it is seriously weakened | 543 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 534 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 521 |
| Windscreen has damage | 520 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 517 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 494 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 492 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 479 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 469 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 464 |
| Offside Rear fog lamp not working |1.3.2b| | 451 |
| Anti-lock braking system warning lamp indicates an ABS fault | 397 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 391 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 388 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 353 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 333 |
| Rear brake application uneven | 332 |
| Offside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 322 |
| Offside front brake binding |3.7.B.1| | 313 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 301 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 298 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 296 |
| Nearside Rear Radius arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 290 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 282 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 279 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 272 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 267 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 265 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 265 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 256 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 251 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 249 |
| Fuel tank leaking |7.2.3| | 248 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 243 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 243 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 237 |
| Windscreen wiper blade insecure | 224 |
| Offside Front front brake binding |3.7.B.1| | 215 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 205 |
| Nearside front brake binding |3.7.B.1| | 199 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 199 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 192 |
| Brake pedal spongy |3.3.B.1b| | 191 |
| Horn not working |1.6.2a| | 186 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 185 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 185 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 180 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 177 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 174 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 158 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 157 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 156 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 155 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 149 |
| Nearside Rear Bonded suspension unit bonding failed and part of unit is likely to become displaced |2.4.F.2| | 146 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 144 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 143 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 141 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 140 |
| Rear Mechanical brake component has restricted free movement | 134 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 134 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 133 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 132 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 130 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 130 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 127 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 126 |
| Offside Rear Bonded suspension unit bonding failed and part of unit is likely to become displaced |2.4.F.2| | 125 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 123 |
| Stop lamp not working |1.2.1b| | 121 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 119 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 118 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 117 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 117 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 117 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 116 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 115 |
| Rear Exhaust system not adequately supported |7.1.1| | 114 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 111 |
| Mechanical brake component has restricted free movement | 111 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 110 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 109 |
| Offside Rear Bonded suspension unit deteriorated and cannot function as intended |2.4.F.3| | 109 |