| Most common failures | No# failures |
|---|
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 392 |
| Headlamp aim out of alignment | 372 |
| Windscreen wiper does not clear the windscreen effectively | 344 |
| Parking brake: efficiency below requirements |3.7.B.7| | 291 |
| Registration plate lamp issues | 289 |
| Brake pipe excessively corroded | 268 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 215 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 210 |
| Brakes imbalanced across an axle | 158 |
| Anti-lock braking system warning lamp indicates an ABS fault | 137 |
| Service brake: efficiency below requirements |3.7.B.7| | 135 |
| Windscreen washer not working | 113 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 94 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 87 |
| Parking brake lever has no reserve travel |3.1.6b| | 85 |
| Horn not working (7.7 (a)) | 85 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 82 |
| Rear parking brake recording little or no effort | 79 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 79 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 75 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 75 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 71 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 68 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 67 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 66 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 61 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 60 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 60 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 55 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 54 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 54 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 53 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 53 |
| Registration plate issues | 51 |
| Windscreen has damage | 48 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 48 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 45 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 45 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 45 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 44 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 44 |
| Nearside Rear Brake disc contaminated (1.1.14 (b)) | 44 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 43 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 43 |
| Front brake disc in such a condition that it is seriously weakened | 42 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 42 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 42 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 42 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 42 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 40 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 40 |
| Horn not working |1.6.2a| | 38 |
| Offside Rear Brake disc contaminated (1.1.14 (b)) | 38 |
| Offside Stop lamp not working |1.2.1b| | 37 |
| Horn not working (7.7 (a) (ii)) | 37 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 37 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 37 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 36 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 35 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 35 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 34 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 34 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 34 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 33 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 33 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 32 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 32 |
| Nearside Side repeater not working |1.4.A.2c| | 32 |
| Nearside Side repeater missing |1.4.A.2b| | 32 |
| Nearside Headlamp not working on main beam |1.7.5a| | 32 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 31 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 31 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 31 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 30 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 29 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 29 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 29 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 29 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 28 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 28 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 27 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 26 |
| Nearside Stop lamp not working |1.2.1b| | 26 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 26 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 26 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 25 |
| Offside Rear fog lamp not working |1.3.2b| | 25 |
| Offside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 24 |
| Nearside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 24 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 24 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Nearside Front Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 23 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 23 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 23 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 23 |
| Rear brake disc in such a condition that it is seriously weakened | 22 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 22 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 22 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 22 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 22 |
| Offside Side repeater missing |1.4.A.2b| | 22 |
| Offside Front Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 21 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 21 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 20 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 20 |
| Offside Front Position lamp not working |4.2.1 |a|| | 20 |
| Nearside Side repeater missing (4.4.1 (a) (ii)) | 20 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 20 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 20 |
| Horn not working |7.7 |a| |ii|| | 19 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 19 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Offside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 19 |
| Nearside Rear Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Offside Rear Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Power steering malfunctioning (2.1.5 (a)) | 18 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 18 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Nearside Rear brake disc contaminated by oil |3.5.1h| | 17 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 17 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| Offside Rear brake disc contaminated by oil |3.5.1h| | 17 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 17 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 17 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 16 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 16 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 16 |
| Offside Side repeater not working |1.4.A.2c| | 16 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 16 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 16 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 16 |
| Reversing lamp inoperative (4.6.1 (a)) | 16 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 15 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 15 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 15 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 15 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 14 |
| Offside Side repeater missing (4.4.1 (a) (ii)) | 14 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 14 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 14 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 14 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 13 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 13 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 13 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 13 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 13 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 13 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 12 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 12 |
| Rear brake binding | 12 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 12 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 12 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 12 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 12 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 12 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 12 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 12 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 12 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Offside Rear Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 12 |
| Rear fog lamp not working |1.3.2b| | 12 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 12 |
| Rear brake application uneven | 12 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 12 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 12 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 11 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 11 |
| Front Bumper insecure (6.1.4 (a) (i)) | 11 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 11 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 11 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 11 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Nearside Rear Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 11 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 11 |
| Nearside Side repeater insecure |1.4.A.2b| | 11 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 10 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 10 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 10 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 10 |
| Offside Headlamp not working on main beam |1.7.5a| | 10 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 10 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 9 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Emissions not tested (8.2.2.2 (e)) | 9 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 9 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 9 |
| Nearside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 9 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 9 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Drivers seat insecure (6.2.5 (a) (ii)) | 9 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 9 |
| Nearside Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 9 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 9 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Front Upper Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Driver`s seat insecure |6.2.A.1| | 9 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 9 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 9 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 9 |