| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 937 |
| Parking brake: efficiency below requirements |3.7.B.7| | 735 |
| Brake pipe excessively corroded | 570 |
| Registration plate lamp issues | 559 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 451 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 380 |
| Windscreen wiper does not clear the windscreen effectively | 368 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 288 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 241 |
| Rear parking brake recording little or no effort | 239 |
| Front brake disc in such a condition that it is seriously weakened | 133 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 126 |
| Service brake: efficiency below requirements |3.7.B.7| | 123 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 121 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 120 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 105 |
| Brake hose excessively deteriorated | 105 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 101 |
| Nearside Stop lamp not working |1.2.1b| | 99 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 98 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 97 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 97 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 95 |
| Offside Rear fog lamp not working |1.3.2b| | 95 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 94 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 93 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 89 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 85 |
| Offside Stop lamp not working |1.2.1b| | 85 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 83 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 82 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 82 |
| Brakes imbalanced across an axle | 81 |
| Registration plate issues | 80 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 76 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 73 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 72 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 71 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 67 |
| Emissions not tested |7.0| | 61 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 60 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 59 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 59 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 58 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 56 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 55 |
| Rear brake disc in such a condition that it is seriously weakened | 53 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 52 |
| Direction indicators incorrect colour |1.4.A.2f| | 48 |
| Offside Front brake disc excessively pitted |3.5.1h| | 48 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 47 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 46 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 45 |
| Rear fog lamp tell tale not working |1.3.1b| | 42 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 42 |
| Front Exhaust system not adequately supported |7.1.1| | 41 |
| Horn not working |1.6.2a| | 41 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 40 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 40 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 37 |
| Windscreen wiper blade insecure | 36 |
| Nearside Rear Stop lamp not working |1.2.1b| | 34 |
| Exhaust system not adequately supported |7.1.1| | 34 |
| Offside Rear Stop lamp not working |1.2.1b| | 34 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 33 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 33 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 33 |
| Windscreen has damage | 32 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 31 |
| Brake load sensing valve linkage seized |3.6.E.3| | 31 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 30 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 30 |
| Rear Exhaust system not adequately supported |7.1.1| | 30 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 29 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 29 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 28 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 27 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Anti-lock braking system warning lamp indicates an ABS fault | 26 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 26 |
| Rear fog lamp switch faulty |1.3.1a| | 26 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 25 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 25 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 25 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 24 |
| Front brake disc excessively pitted |3.5.1h| | 24 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 24 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 23 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 22 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 22 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 22 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 22 |
| Centre Exhaust system not adequately supported |7.1.1| | 22 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 21 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 21 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 21 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 20 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 20 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 20 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 20 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 19 |
| Rear Rear fog lamp not working |1.3.2b| | 19 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 19 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 18 |
| Parking brake lever has no reserve travel |3.1.6b| | 18 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 18 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 17 |
| Rear brake binding | 17 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 17 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 17 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Rear brake disc excessively pitted |3.5.1h| | 16 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Offside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 16 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Centre Exhaust mounting missing |7.1.1b| | 16 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 16 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 15 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 15 |
| Offside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 15 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 14 |
| Nearside Headlamp insecure |1.7.3| | 14 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Front brake application uneven | 14 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 14 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Nearside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 13 |
| Offside Obligatory mirror insecure |8.1.1| | 12 |
| Brake performance not tested |3.7.A.1| | 12 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 12 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 12 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 12 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 12 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 12 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 12 |
| Rear fog lamp not working |1.3.2b| | 12 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Offside Rear brake disc excessively scored |3.5.1h| | 11 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 11 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 11 |
| Offside Rear Seat belt retracting mechanism defective |5.2.5b| | 11 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 10 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 10 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 10 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 10 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 10 |
| Nearside Headlamp not working on main beam |1.7.5a| | 10 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 10 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 10 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 10 |