| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 541 |
| Windscreen wiper does not clear the windscreen effectively | 501 |
| Offside Rear fog lamp not working |1.3.2b| | 372 |
| Brake hose excessively deteriorated | 363 |
| Brake pipe excessively corroded | 321 |
| Registration plate lamp issues | 269 |
| Horn not working |1.6.2a| | 265 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 208 |
| Brakes imbalanced across an axle | 186 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 179 |
| Rear brake binding | 149 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 141 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 119 |
| Service brake: efficiency below requirements |3.7.B.7| | 117 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 116 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 108 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 105 |
| Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 103 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 102 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 96 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 96 |
| Registration plate issues | 94 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 87 |
| Offside Steering rack gaiter split |2.2.D.2d| | 78 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 77 |
| Parking brake lever has no reserve travel |3.1.6b| | 74 |
| Rear brake application uneven | 73 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 73 |
| Rear fog lamp not working |1.3.2b| | 73 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 71 |
| Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 70 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 70 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 68 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 66 |
| Rear Rear fog lamp not working |1.3.2b| | 63 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 63 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 61 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 60 |
| Rear parking brake recording little or no effort | 60 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 58 |
| Offside Stop lamp not working |1.2.1b| | 57 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 57 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 57 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 53 |
| Parking brake: efficiency below requirements |3.7.B.7| | 53 |
| Nearside Stop lamp not working |1.2.1b| | 52 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 52 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 50 |
| Nearside Headlamp not working on main beam |1.7.5a| | 47 |
| Brake hose damaged | 46 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 44 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 44 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 43 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 41 |
| Offside Headlamp not working on main beam |1.7.5a| | 40 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 38 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 38 |
| Centre Steering pivot point has excessive play |2.2.B.1g| | 37 |
| Windscreen has damage | 36 |
| Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 35 |
| Offside Rear fog lamp missing |1.3.2a| | 35 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 34 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 34 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Rear Exhaust system not adequately supported |7.1.1| | 33 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 33 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 32 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 32 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 32 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 31 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 31 |
| Front Steering rack gaiter split |2.2.D.2d| | 31 |
| Nearside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 29 |
| Offside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 28 |
| Windscreen wiper blade insecure | 28 |
| Offside front brake binding |3.7.B.1| | 27 |
| Offside Front Upper Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 26 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 26 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 26 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 25 |
| Offside Body has a sharp edge caused by corrosion |6.1.C.1| | 25 |
| Driver`s seat insecure |6.2.A.1| | 25 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 25 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 24 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 23 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 23 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 23 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 23 |
| Rear fog lamp tell tale not working |1.3.1b| | 22 |
| Steering rack gaiter split |2.2.D.2d| | 22 |
| Nearside Front Upper Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 20 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 20 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 20 |
| Offside Front front brake binding |3.7.B.1| | 20 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 20 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 20 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 19 |
| Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 19 |
| Emissions not tested |7.0| | 18 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 18 |
| Rear Mechanical brake component has restricted free movement | 18 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 18 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 18 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Nearside front brake binding |3.7.B.1| | 18 |
| Front Steering pivot point has excessive play |2.2.B.1g| | 17 |
| Steering pivot point has excessive play |2.2.B.1g| | 17 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Nearside Rear Stop lamp not working |1.2.1b| | 17 |
| Centre Exhaust system not adequately supported |7.1.1| | 17 |
| Front brake application uneven | 17 |
| Windscreen washer not working | 16 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Centre Front Steering pivot point has excessive play |2.2.B.1g| | 16 |
| Exhaust engine idle speed too high |7.3.A.2a| | 16 |
| Exhaust system not adequately supported |7.1.1| | 16 |
| Offside Rear Stop lamp not working |1.2.1b| | 16 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 16 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Centre Steering arm has relative movement at its fixings |2.2.B.1h| | 15 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 14 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 14 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Offside Headlamp insecure |1.7.3| | 14 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 13 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 13 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 13 |
| Offside Rear fog lamp insecure |1.3.2a| | 13 |
| Nearside Front front brake binding |3.7.B.1| | 13 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 13 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 13 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 13 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 13 |
| Offside Front Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 12 |
| Nearside Front Suspension component mounting prescribed area is inadequately repaired |2.4.A.3| | 12 |
| Front passenger seat insecure |6.2.3| | 12 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 12 |
| Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 12 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| rear brakes release unevenly |3.7.B.4| | 11 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 11 |
| Horn not working |7.7 |a| |ii|| | 11 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 11 |
| All position lamps not working |1.1.A.3b| | 11 |
| Offside Steering component mounting prescribed area is excessively corroded |2.2.C.1h| | 11 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 11 |
| Offside Side repeater not working |1.4.A.2c| | 11 |
| Offside Front Direction indicator not working |1.4.A.2c| | 10 |
| Mechanical brake component has restricted free movement | 10 |
| Steering arm has relative movement at its fixings |2.2.B.1h| | 10 |
| Fuel hose leaking |7.2.3| | 10 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 10 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 10 |
| Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 9 |
| Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Windscreen wiper blade deteriorated |8.2.2| | 9 |
| Horn not working (7.7 (a)) | 9 |