| Most common failures | No# failures |
|---|
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 741 |
| Parking brake: efficiency below requirements |3.7.B.7| | 499 |
| Brake pipe excessively corroded | 481 |
| Headlamp aim out of alignment | 421 |
| Windscreen wiper does not clear the windscreen effectively | 403 |
| Service brake: efficiency below requirements |3.7.B.7| | 385 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 335 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 292 |
| Registration plate lamp issues | 264 |
| Brakes imbalanced across an axle | 250 |
| Rear parking brake recording little or no effort | 229 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 220 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 219 |
| Registration plate issues | 199 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 185 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 179 |
| Offside Steering rack gaiter split |2.2.D.2d| | 174 |
| Offside Rear fog lamp not working |1.3.2b| | 139 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 132 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 131 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 107 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 104 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 103 |
| Rear fog lamp not working |1.3.2b| | 98 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 97 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 95 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 89 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 81 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 78 |
| Rear fog lamp tell tale not working |1.3.1b| | 77 |
| Emissions not tested |7.0| | 74 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 69 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 65 |
| Horn not working |1.6.2a| | 58 |
| Battery insecure |1.9.1| | 49 |
| Nearside front brake binding |3.7.B.1| | 48 |
| Rear brake binding | 47 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 47 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 46 |
| Nearside Stop lamp not working |1.2.1b| | 45 |
| Front brake application uneven | 43 |
| Rear Rear fog lamp not working |1.3.2b| | 43 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 42 |
| Offside Stop lamp not working |1.2.1b| | 42 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 42 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 42 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 41 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 41 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 40 |
| Rear brake application uneven | 38 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 34 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 34 |
| Offside Rear fog lamp missing |1.3.2a| | 33 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 33 |
| Parking brake lever has no reserve travel |3.1.6b| | 33 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 32 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 32 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 32 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside front brake binding |3.7.B.1| | 31 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 31 |
| Rear brake disc in such a condition that it is seriously weakened | 31 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 30 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 29 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 29 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 28 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 28 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 27 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 26 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 26 |
| Rear fog lamp missing |1.3.2a| | 25 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 24 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 24 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 24 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 23 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 22 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Rear Exhaust system not adequately supported |7.1.1| | 21 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 21 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 21 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 20 |
| Nearside Front front brake binding |3.7.B.1| | 20 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 20 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 20 |
| Windscreen has damage | 20 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 18 |
| Rear fog lamp switch missing |1.3.1a| | 18 |
| Nearside Rear Stop lamp not working |1.2.1b| | 18 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 18 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 16 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 16 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 16 |
| Exhaust system not adequately supported |7.1.1| | 16 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 16 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 15 |
| rear brake recording little or no effort |3.7.B.5a| | 15 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 15 |
| Offside Front Direction indicator not working |1.4.A.2c| | 15 |
| Rear brake disc excessively pitted |3.5.1h| | 15 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 15 |
| Windscreen wiper blade insecure | 15 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 15 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 15 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 14 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 14 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 14 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 14 |
| Rear Rear fog lamp missing |1.3.2a| | 14 |
| Rear rear brake recording little or no effort |3.7.B.5a| | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 14 |
| Offside Front front brake binding |3.7.B.1| | 14 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 14 |
| Mechanical brake component has restricted free movement | 14 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 13 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 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 Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 13 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 13 |
| Steering rack gaiter split |2.2.D.2d| | 12 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 12 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| All position lamps not working |1.1.A.3b| | 12 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 12 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 11 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 11 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 11 |
| Service brake: efficiency below requirements |3.7.C.1a| | 11 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 11 |
| Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1| | 11 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 11 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 11 |
| Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded chassis |2.4.A.3| | 10 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 10 |
| Exhaust engine idle speed too high |7.3.D.1| | 10 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 10 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 10 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 10 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 10 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 10 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 10 |