| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 125 |
| Brake pipe excessively corroded | 118 |
| Registration plate lamp issues | 115 |
| Windscreen wiper does not clear the windscreen effectively | 87 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 69 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 65 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 63 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 53 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 48 |
| Nearside Stop lamp not working |1.2.1b| | 44 |
| Offside Stop lamp not working |1.2.1b| | 35 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 30 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 30 |
| Emissions not tested |7.0| | 28 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 27 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 25 |
| Service brake: efficiency below requirements |3.7.B.7| | 24 |
| Offside Rear Stop lamp not working |1.2.1b| | 23 |
| Brakes imbalanced across an axle | 22 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 20 |
| Registration plate issues | 19 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Parking brake: efficiency below requirements |3.7.B.7| | 19 |
| Rear brake binding | 18 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 16 |
| Offside Rear fog lamp not working |1.3.2b| | 16 |
| Nearside Rear Stop lamp not working |1.2.1b| | 15 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 13 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 13 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Front brake application uneven | 11 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 10 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 10 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 9 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 9 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 8 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 8 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Parking brake lever has no reserve travel |3.1.6b| | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Windscreen wiper blade insecure | 7 |
| Rear parking brake recording little or no effort | 7 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Rear brake application uneven | 6 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 6 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 6 |
| Windscreen has damage | 6 |
| Brake hose has insufficient room to move | 6 |
| Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Power steering component|s| leaking |2.3.3b| | 5 |
| Offside Front Headlamp insecure |1.7.3| | 5 |
| Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Offside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Centre Stop lamp not working |1.2.1b| | 4 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 4 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Exhaust engine idle speed too high |7.3.D.1| | 4 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Mechanical brake component has restricted free movement | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Offside Obligatory mirror insecure |8.1.1| | 3 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Tailgate cannot be secured in the closed position |6.4.1| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Side repeater insecure |1.4.A.2b| | 3 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 3 |
| Nearside Obligatory mirror insecure |8.1.1| | 3 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 3 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 3 |
| Centre Rear Statutory seat belt missing |5.1.1| | 3 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 3 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 2 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 2 |
| Nearside Side repeater missing |1.4.A.2b| | 2 |
| Offside Front brake disc excessively scored |3.5.1h| | 2 |
| Nearside Headlamp insecure |1.7.3| | 2 |
| Nearside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Nearside Front suspension retaining device missing |2.5.A.4| | 2 |
| rear brakes release unevenly |3.7.B.4| | 2 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 2 |
| passenger door does not latch securely closed |6.2.B.1a| | 2 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Power steering fluid level below minimum |2.3.1| | 2 |
| Statutory seat belt missing |5.1.1| | 2 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Bootlid cannot be secured in the closed position |6.4.1| | 2 |
| Nearside front brake binding |3.7.B.1| | 2 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 2 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Bonnet cannot be secured in the closed position |8.4.1| | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 2 |
| Offside Front suspension has a suspension lower ball joint securing nut not locked |2.5.B.1a| | 2 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 2 |
| Nearside Rear Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 2 |
| Nearside Front Side repeater insecure |1.4.A.2b| | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Front Headlamp insecure |1.7.3| | 2 |