| Most common failures | No# failures |
|---|
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 615 |
| Headlamp aim out of alignment | 459 |
| Windscreen wiper does not clear the windscreen effectively | 369 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 281 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 278 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 253 |
| Registration plate lamp issues | 216 |
| Brakes imbalanced across an axle | 166 |
| Windscreen washer not working | 155 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 117 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 110 |
| Horn not working (7.7 (a)) | 105 |
| Nearside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 102 |
| Anti-lock braking system warning lamp indicates an ABS fault | 101 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 99 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 98 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 96 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 92 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 90 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 85 |
| Parking brake: efficiency below requirements |3.7.B.7| | 82 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 79 |
| Offside Front Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 74 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 74 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 73 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 73 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 68 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 68 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 67 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 66 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 64 |
| Offside Rear Brake disc contaminated (1.1.14 (b)) | 63 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 63 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 59 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 57 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 54 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 53 |
| Nearside Rear Brake disc contaminated (1.1.14 (b)) | 52 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 52 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 51 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 51 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 50 |
| Offside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 48 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 47 |
| Service brake: efficiency below requirements |3.7.B.7| | 47 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 45 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 45 |
| Horn not working (7.7 (a) (ii)) | 45 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 44 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 43 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 40 |
| Front brake disc in such a condition that it is seriously weakened | 39 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 38 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 38 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 37 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 36 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 35 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 34 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 34 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 33 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 31 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 31 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 31 |
| Nearside Rear Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 30 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 30 |
| Windscreen has damage | 29 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 28 |
| Nearside Front Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 28 |
| Offside Rear Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 28 |
| Rear parking brake recording little or no effort | 26 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 26 |
| Brake pipe excessively corroded | 26 |
| Rear brake disc in such a condition that it is seriously weakened | 25 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 25 |
| Registration plate issues | 25 |
| Offside Rear Shock absorbers has a serious fluid leak | 24 |
| Front Bumper insecure (6.1.4 (a) (i)) | 24 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 24 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 24 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 23 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 23 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 23 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 22 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 21 |
| Nearside Rear Shock absorbers has a serious fluid leak | 20 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 20 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 20 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 20 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 19 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 19 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 19 |
| Nearside Side repeater not working |1.4.A.2c| | 19 |
| Nearside Front Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 19 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 18 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 18 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 18 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 18 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 17 |
| Nearside Rear Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 17 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 16 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Nearside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 16 |
| Nearside Side repeater missing (4.4.1 (a) (ii)) | 16 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 16 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 16 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 15 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 15 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 15 |
| Offside Rear Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 15 |
| Offside Front Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 15 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 15 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 15 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 15 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 14 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 14 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 14 |
| Parking brake lever has no reserve travel |3.1.6b| | 14 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 14 |
| Horn not working |7.7 |a| |ii|| | 13 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 13 |
| Nearside Side repeater lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 13 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 13 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 13 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 13 |
| Nearside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 13 |
| Power steering pipe/hose leaking (2.1.5 (a)) | 13 |
| Nearside Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 13 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 13 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 13 |
| Offside Obligatory mirror insecure (3.3 (b) (ii)) | 13 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Offside Rear fog lamp not working |1.3.2b| | 12 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 12 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Reversing lamp inoperative (4.6.1 (a)) | 12 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Nearside Rear Direction indicator lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 12 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 12 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 12 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 11 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 11 |
| Offside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 11 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 11 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 11 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 11 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 11 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Rear Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 11 |
| Offside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 11 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 10 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Side repeater not working |1.4.A.2c| | 10 |
| Nearside Rear Brake disc contaminated |1.1.14 |b|| | 10 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Rear Shock absorbers has an excessively worn bush |5.3.2 |c|| | 10 |
| Offside Rear Shock absorbers has an excessively worn bush |5.3.2 |c|| | 10 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 10 |
| Offside Front Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 10 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 9 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 9 |
| Nearside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 9 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 9 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 9 |
| Nearside Rear Outer Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Offside Front Shock absorbers has a serious fluid leak | 9 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Offside Rear Brake disc contaminated |1.1.14 |b|| | 9 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Rear Direction indicator lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 9 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 9 |
| Nearside Front Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 9 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 9 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 9 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 9 |