| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 4491 |
| Headlamp aim out of alignment | 3738 |
| Registration plate lamp issues | 3311 |
| Windscreen wiper does not clear the windscreen effectively | 2626 |
| Brake pipe excessively corroded | 1690 |
| Parking brake lever has no reserve travel |3.1.6b| | 1647 |
| Rear parking brake recording little or no effort | 1177 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 950 |
| Nearside Stop lamp not working |1.2.1b| | 832 |
| Horn not working |1.6.2a| | 785 |
| Offside Stop lamp not working |1.2.1b| | 666 |
| Brakes imbalanced across an axle | 658 |
| Service brake: efficiency below requirements |3.7.B.7| | 640 |
| Offside Rear fog lamp not working |1.3.2b| | 600 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 565 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 551 |
| Offside Headlamp not working on main beam |1.7.5a| | 540 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 530 |
| Windscreen has damage | 527 |
| Registration plate issues | 521 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 510 |
| Brake load sensing valve seized |3.6.E.3| | 487 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 477 |
| Rear brake binding | 448 |
| Nearside Headlamp not working on main beam |1.7.5a| | 426 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 369 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 365 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 355 |
| Brake load sensing valve linkage seized |3.6.E.3| | 348 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 346 |
| Rear fog lamp not working |1.3.2b| | 337 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 333 |
| Front brake disc in such a condition that it is seriously weakened | 331 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 318 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 308 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 283 |
| Nearside Rear Stop lamp not working |1.2.1b| | 276 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 270 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 264 |
| Power steering inoperative |2.3.3a| | 264 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 262 |
| Anti-lock braking system warning lamp indicates an ABS fault | 256 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 254 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 254 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 245 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 244 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 237 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 237 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 236 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 226 |
| Offside Rear Stop lamp not working |1.2.1b| | 224 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 197 |
| Centre Stop lamp not working |1.2.1b| | 194 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 186 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 184 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 184 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 181 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 179 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 178 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 177 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 174 |
| Brake hose excessively deteriorated | 165 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 161 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 160 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 159 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 158 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 154 |
| Horn not working (7.7 (a)) | 151 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 149 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 144 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 143 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 138 |
| Windscreen washer not working | 135 |
| Battery insecure |1.9.1| | 133 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 133 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 131 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 129 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 129 |
| Offside Steering rack gaiter split |2.2.D.2d| | 129 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 129 |
| Power steering malfunctioning |2.3.3a| | 126 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 126 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 126 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 123 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 122 |
| Emissions not tested |7.0| | 119 |
| Exhaust system not adequately supported |7.1.1| | 112 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 110 |
| Transmission brake efficiency below requirements |3.8.A.9/10| | 110 |
| Horn not working (7.7 (a) (ii)) | 109 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 109 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 108 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 107 |
| Brake load sensing valve seized but ABS functioning (1.1.17 (c) (i)) | 106 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 105 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 102 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 101 |
| Brake pedal spongy |3.3.B.1b| | 101 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 100 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 98 |
| Offside Front Shock absorbers has a serious fluid leak | 98 |
| Windscreen wiper blade insecure | 96 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 95 |
| Rear Brake load sensing valve seized |3.6.E.3| | 93 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 93 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 91 |
| Rear brake application uneven | 91 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 91 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 89 |
| Rear brake disc in such a condition that it is seriously weakened | 89 |
| Nearside Front Shock absorbers has a serious fluid leak | 87 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 87 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 86 |
| Nearside Side repeater not working |1.4.A.2c| | 85 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 84 |
| Stop lamp not working |1.2.1b| | 84 |
| Hazard warning switch faulty |1.4.B.1d| | 83 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 82 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 82 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 82 |
| Horn not working |7.7 |a| |ii|| | 81 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 81 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 80 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 79 |
| Offside Side repeater not working |1.4.A.2c| | 79 |
| Offside Obligatory mirror insecure |8.1.1| | 77 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 76 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 74 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 73 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 73 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 72 |
| Steering system excessively tight |2.2.D.1| | 71 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 69 |
| Brake load sensing valve linkage defective and function impaired (1.1.17 (a)) | 69 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 69 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 67 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 67 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 66 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 66 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 65 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 65 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 64 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 64 |
| Fuel system component leaking |7.2.3| | 64 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 62 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 62 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 62 |
| Offside Headlamp not working on main beam |4.1.1 |a| |ii|| | 62 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 62 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 61 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 59 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 59 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 59 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 58 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 57 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 57 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 57 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 57 |
| Front brake application uneven | 56 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 56 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 55 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 55 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 55 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 55 |