| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 598 |
| Windscreen wiper does not clear the windscreen effectively | 520 |
| Brakes imbalanced across an axle | 472 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 314 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 302 |
| Headlamp aim out of alignment | 299 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 221 |
| Offside Steering rack gaiter split |2.2.D.2d| | 199 |
| Brake hose excessively deteriorated | 193 |
| Parking brake: efficiency below requirements |3.7.B.7| | 172 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 167 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 127 |
| Brake pipe excessively corroded | 124 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 124 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 122 |
| Offside front brake binding |3.7.B.1| | 115 |
| Service brake: efficiency below requirements |3.7.B.7| | 115 |
| Nearside front brake binding |3.7.B.1| | 113 |
| Registration plate issues | 112 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 109 |
| Rear parking brake recording little or no effort | 102 |
| Rear brake application uneven | 102 |
| Exhaust system not adequately supported |7.1.1| | 101 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 96 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 94 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 90 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 81 |
| Battery insecure |1.9.1| | 81 |
| Offside Stop lamp not working |1.2.1b| | 78 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 77 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 73 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 72 |
| Nearside Stop lamp not working |1.2.1b| | 69 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 68 |
| Rear brake binding | 67 |
| Offside Rear fog lamp not working |1.3.2b| | 66 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 65 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 65 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 64 |
| Rear Exhaust system not adequately supported |7.1.1| | 64 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 64 |
| Horn not working |1.6.2a| | 61 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 60 |
| Offside Front front brake binding |3.7.B.1| | 60 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 58 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 56 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 56 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 55 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 55 |
| Nearside Front front brake binding |3.7.B.1| | 53 |
| Centre Exhaust system not adequately supported |7.1.1| | 52 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 51 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 49 |
| Front brake application uneven | 47 |
| Mechanical brake component has restricted free movement | 46 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 45 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 44 |
| Rear fog lamp not working |1.3.2b| | 42 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 40 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 40 |
| Front brake disc in such a condition that it is seriously weakened | 40 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 39 |
| Parking brake lever has no reserve travel |3.1.6b| | 39 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 39 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 38 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 38 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 38 |
| Direction indicators not working |1.4.A.2c| | 38 |
| Hazard warning switch faulty |1.4.B.1d| | 36 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 36 |
| Rear fog lamp tell tale not working |1.3.1b| | 36 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 35 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 35 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 35 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 34 |
| Windscreen washer not working | 34 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 34 |
| Driver`s seat insecure |6.2.A.1| | 33 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 33 |
| Emissions not tested |7.0| | 32 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 32 |
| Nearside Side repeater not working |1.4.A.2c| | 32 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 31 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 31 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 31 |
| Nearside Rear Stop lamp not working |1.2.1b| | 30 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 29 |
| Brake load sensing valve linkage seized |3.6.E.3| | 29 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 28 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 27 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 27 |
| Windscreen has damage | 27 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 26 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 26 |
| Offside Rear Stop lamp not working |1.2.1b| | 26 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 26 |
| Exhaust mounting missing |7.1.1b| | 26 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 26 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 25 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 24 |
| Windscreen wiper blade insecure | 24 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 24 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 24 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 23 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 23 |
| Hazard warning lamps inoperative |1.4.B.1b| | 23 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 23 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 22 |
| Offside Side repeater not working |1.4.A.2c| | 22 |
| Offside Front brake disc excessively pitted |3.5.1h| | 22 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 22 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 22 |
| Offside Headlamp not working on main beam |1.7.5a| | 20 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 20 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 20 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Steering rack gaiter split |2.2.D.2d| | 20 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 19 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 19 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 19 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 19 |
| Rear Exhaust mounting missing |7.1.1b| | 19 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 18 |
| Centre Exhaust mounting missing |7.1.1b| | 18 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 18 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 18 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 18 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 18 |
| Stop lamp not working |1.2.1b| | 18 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 17 |
| Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 17 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 17 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 17 |
| Brake hose damaged | 16 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 16 |
| Nearside Headlamp not working on main beam |1.7.5a| | 16 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 16 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 15 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 15 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Nearside Front Side repeater not working |1.4.A.2c| | 15 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 14 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 14 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 14 |
| Nearside Inner Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 14 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Exhaust system insecure (6.1.2 (a)) | 13 |
| Offside Front Direction indicator not working |1.4.A.2c| | 13 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 13 |
| Offside Front Side repeater not working |1.4.A.2c| | 13 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 13 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 13 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 13 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 12 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Inner Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Outer Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 12 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 12 |
| Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Rear Mechanical brake component has restricted free movement | 12 |
| All direction indicators not working (4.4.1 (a) (ii)) | 12 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 11 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 11 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 11 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 11 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 11 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 11 |
| Brake load sensing valve seized |3.6.E.3| | 11 |
| front brake binding |3.7.B.1| | 11 |
| Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 11 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 11 |
| Front brake excessively fluctuating | 11 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 11 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 11 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 11 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 10 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 10 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Nearside Side repeater insecure |1.4.A.2b| | 10 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 10 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 10 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 10 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 10 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 10 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Front passenger seat insecure |6.2.3| | 10 |
| Offside Outer Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Brake performance not tested |3.7.A.1| | 10 |
| Front Exhaust system not adequately supported |7.1.1| | 10 |