| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1932 |
| Registration plate lamp issues | 1382 |
| Windscreen wiper does not clear the windscreen effectively | 898 |
| Headlamp aim out of alignment | 706 |
| Offside Rear fog lamp not working |1.3.2b| | 650 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 473 |
| Rear fog lamp not working |1.3.2b| | 347 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 318 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 263 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 212 |
| Brakes imbalanced across an axle | 207 |
| Nearside Stop lamp not working |1.2.1b| | 194 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 168 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 162 |
| Registration plate issues | 158 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 151 |
| Offside Stop lamp not working |1.2.1b| | 150 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 149 |
| Rear fog lamp tell tale not working |1.3.1b| | 143 |
| Emissions not tested |7.0| | 138 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 137 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 122 |
| Rear brake binding | 121 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 117 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 113 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 103 |
| Horn not working |1.6.2a| | 102 |
| Offside Rear fog lamp missing |1.3.2a| | 100 |
| Offside Rear fog lamp insecure |1.3.2a| | 99 |
| Rear Rear fog lamp not working |1.3.2b| | 97 |
| Parking brake: efficiency below requirements |3.7.B.7| | 94 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 78 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 78 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 76 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 73 |
| Nearside Rear Stop lamp not working |1.2.1b| | 72 |
| Battery insecure |1.9.1| | 72 |
| Service brake: efficiency below requirements |3.7.B.7| | 71 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 69 |
| Front brake application uneven | 68 |
| Nearside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 67 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 66 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 63 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 63 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 61 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 58 |
| Parking brake lever has no reserve travel |3.1.6b| | 58 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 57 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 56 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 56 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 56 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 56 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 56 |
| Nearside front brake binding |3.7.B.1| | 54 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 53 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 53 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 51 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 51 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 50 |
| Offside Rear Stop lamp not working |1.2.1b| | 50 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 50 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 50 |
| Rear fog lamp insecure |1.3.2a| | 49 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 49 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 49 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 48 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 47 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 47 |
| Ball joint has excessive play |2.2.B.1f| | 47 |
| Rear Exhaust system not adequately supported |7.1.1| | 46 |
| Rear fog lamp missing |1.3.2a| | 45 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 44 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 43 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 42 |
| Offside front brake binding |3.7.B.1| | 42 |
| Rear parking brake recording little or no effort | 40 |
| Anti-lock braking system warning lamp indicates an ABS fault | 40 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 40 |
| Rear Fuel pipe leaking |7.2.3| | 39 |
| Fuel system component leaking |7.2.3| | 39 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 38 |
| Nearside Front Steering pivot point has excessive play |2.2.B.1g| | 38 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 37 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 37 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 36 |
| Rear brake disc in such a condition that it is seriously weakened | 36 |
| Offside Ball joint has excessive play |2.2.B.1f| | 35 |
| Windscreen has damage | 35 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 34 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 34 |
| Fuel pipe leaking |7.2.3| | 33 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 33 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 32 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 32 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 31 |
| Offside Rear Shock absorber detached |2.7.2b| | 31 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 31 |
| Nearside Rear Shock absorber detached |2.7.2b| | 31 |
| Nearside Lower Stop lamp not working |1.2.1b| | 30 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 30 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 29 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 29 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Windscreen wiper blade insecure | 28 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 27 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 27 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 27 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 27 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 26 |
| Exhaust system not adequately supported |7.1.1| | 26 |
| Brake hose excessively deteriorated | 25 |
| Rear Exhaust has a part missing |7.1.1a| | 25 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 25 |
| Mechanical brake component has restricted free movement | 25 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 25 |
| Stop lamp not working |1.2.1b| | 25 |
| Front brake disc in such a condition that it is seriously weakened | 25 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 25 |
| Service brake: efficiency below requirements |3.7.C.1a| | 24 |
| Nearside Upper Stop lamp not working |1.2.1b| | 24 |
| Offside Rear Rear fog lamp insecure |1.3.2a| | 23 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 23 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 23 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 23 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 23 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 23 |
| Offside Front front brake binding |3.7.B.1| | 22 |
| Nearside Rear Upper Stop lamp not working |1.2.1b| | 22 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 22 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine |8.2.2.2 |b|| | 21 |
| Rear Fuel hose leaking |7.2.3| | 21 |
| Fuel cap/sealing device missing |7.2.4a| | 21 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 21 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 21 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 21 |
| Offside Upper Stop lamp not working |1.2.1b| | 20 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 20 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |