| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 770 |
| Brake pipe excessively corroded | 751 |
| Headlamp aim out of alignment | 746 |
| Registration plate lamp issues | 709 |
| Exhaust system not adequately supported |7.1.1| | 333 |
| Brakes imbalanced across an axle | 320 |
| Brake hose excessively deteriorated | 293 |
| Rear brake binding | 204 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 188 |
| Service brake: efficiency below requirements |3.7.B.7| | 174 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 155 |
| Battery insecure |1.9.1| | 154 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 152 |
| Offside Headlamp not working on main beam |1.7.5a| | 149 |
| Offside Side repeater not working |1.4.A.2c| | 140 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 138 |
| Nearside Headlamp not working on main beam |1.7.5a| | 119 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 115 |
| Parking brake: efficiency below requirements |3.7.B.7| | 112 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 106 |
| Horn not working |1.6.2a| | 104 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 99 |
| Offside Stop lamp not working |1.2.1b| | 99 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 99 |
| Offside Rear fog lamp not working |1.3.2b| | 98 |
| Nearside Stop lamp not working |1.2.1b| | 95 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 90 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 85 |
| Offside Headlamp insecure |1.7.3| | 84 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 83 |
| Rear Exhaust system not adequately supported |7.1.1| | 80 |
| Centre Exhaust system not adequately supported |7.1.1| | 79 |
| Registration plate issues | 77 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 76 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 73 |
| Rear parking brake recording little or no effort | 72 |
| Rear brake application uneven | 67 |
| Brake load sensing valve linkage seized |3.6.E.3| | 65 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 64 |
| Exhaust mounting missing |7.1.1b| | 64 |
| Front brake disc in such a condition that it is seriously weakened | 63 |
| Offside Front Direction indicator not working |1.4.A.2c| | 59 |
| Nearside Side repeater not working |1.4.A.2c| | 57 |
| Nearside Headlamp insecure |1.7.3| | 57 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 55 |
| Offside Front Side repeater not working |1.4.A.2c| | 50 |
| Windscreen washer not working | 49 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 48 |
| Rear fog lamp not working |1.3.2b| | 48 |
| Brake load sensing valve seized |3.6.E.3| | 48 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 47 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 46 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 45 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 45 |
| Centre Exhaust mounting missing |7.1.1b| | 43 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 42 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 40 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 39 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 39 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 39 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 39 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 38 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 38 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 38 |
| Offside Front brake disc excessively pitted |3.5.1h| | 38 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 37 |
| Offside Rear Stop lamp not working |1.2.1b| | 37 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 36 |
| Exhaust system insecure (6.1.2 (a)) | 36 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 36 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 36 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 34 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 34 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 34 |
| Emissions not tested |7.0| | 34 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 34 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 34 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 33 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 33 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 32 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 32 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 32 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 31 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 31 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 31 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 29 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 29 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 29 |
| Rear Exhaust mounting missing |7.1.1b| | 29 |
| Horn not working (7.7 (a) (ii)) | 28 |
| Front brake application uneven | 28 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 28 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Rear fog lamp tell tale not working |1.3.1b| | 27 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 26 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 26 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 26 |
| Nearside Rear Stop lamp not working |1.2.1b| | 26 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 26 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 26 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 26 |
| Front brake excessively fluctuating | 26 |
| Parking brake lever has no reserve travel |3.1.6b| | 26 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 25 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 25 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 25 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 25 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 25 |
| Offside Steering rack gaiter split |2.2.D.2d| | 25 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 24 |
| Offside Front Headlamp insecure |1.7.3| | 24 |
| Rear Mechanical brake component has restricted free movement | 24 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 23 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 23 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| Nearside Front Side repeater not working |1.4.A.2c| | 23 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 23 |
| Offside Headlamp insecure (4.1.1 (c)) | 23 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 23 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 22 |
| Driver`s seat insecure |6.2.A.1| | 22 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 22 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 22 |
| Windscreen wiper blade insecure | 22 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 22 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 21 |
| Steering column top mounting bracket insecure |2.1.2d| | 21 |
| 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| | 20 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 20 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 20 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 20 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 19 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 19 |
| Brake hose damaged | 19 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 19 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 19 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 19 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 18 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 18 |
| Exhaust system insecure |6.1.2 |a|| | 18 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Hazard warning switch faulty |1.4.B.1d| | 18 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Emissions not tested (8.2.1.2 (d)) | 18 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 18 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 18 |
| Horn not working |7.7 |a| |ii|| | 18 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 18 |
| Brake pedal spongy |3.3.B.1b| | 17 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 17 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 17 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 17 |
| Front brake disc excessively pitted |3.5.1h| | 17 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 17 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 17 |
| Fuel tank leaking |7.2.3| | 17 |
| Offside Headlamp not working on main beam |4.1.1 |a| |ii|| | 16 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 16 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 16 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 16 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 16 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 16 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 16 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 16 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 16 |
| Rear Brake load sensing valve seized |3.6.E.3| | 16 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 16 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 15 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 15 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 15 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 15 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 15 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 15 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 15 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 15 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 15 |