| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 648 |
| Windscreen wiper does not clear the windscreen effectively | 436 |
| Offside Stop lamp not working |1.2.1b| | 234 |
| Nearside Stop lamp not working |1.2.1b| | 232 |
| Registration plate lamp issues | 182 |
| Horn not working |1.6.2a| | 161 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 151 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 133 |
| Registration plate issues | 130 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 129 |
| Brakes imbalanced across an axle | 106 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 103 |
| Brake pipe excessively corroded | 96 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 81 |
| Front brake disc in such a condition that it is seriously weakened | 77 |
| Offside Rear Stop lamp not working |1.2.1b| | 72 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 70 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 66 |
| Offside Front coil spring incomplete |2.4.C.1a| | 64 |
| Nearside Rear Stop lamp not working |1.2.1b| | 64 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 57 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 56 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 56 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 56 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 55 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 55 |
| Anti-lock braking system warning lamp indicates an ABS fault | 55 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 54 |
| Offside Front coil spring broken |2.4.C.1a| | 52 |
| Offside Front coil spring fractured |2.4.C.1a| | 52 |
| Nearside Front coil spring fractured |2.4.C.1a| | 50 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 49 |
| Nearside Front coil spring broken |2.4.C.1a| | 47 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 44 |
| Windscreen washer not working | 44 |
| Fuel cap/sealing device sealing washer torn |7.2.4c| | 40 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 36 |
| Service brake: efficiency below requirements |3.7.B.7| | 36 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 35 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 35 |
| Rear parking brake recording little or no effort | 34 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 34 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 30 |
| Parking brake: efficiency below requirements |3.7.B.7| | 29 |
| Brake hose excessively deteriorated | 26 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 24 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 23 |
| Windscreen has damage | 23 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 22 |
| Rear brake application uneven | 21 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| Stop lamp not working |1.2.1b| | 21 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 20 |
| Offside Headlamp not working on main beam |1.7.5a| | 20 |
| Nearside Headlamp not working on main beam |1.7.5a| | 20 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 20 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 20 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 19 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 19 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 19 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Rear fog lamp not working |1.3.2b| | 17 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 17 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 17 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 17 |
| All position lamps not working |1.1.A.3b| | 16 |
| Front brake application uneven | 16 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 16 |
| Offside Front brake disc excessively pitted |3.5.1h| | 16 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 16 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 15 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 15 |
| Emissions not tested |7.0| | 15 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Centre Stop lamp not working |1.2.1b| | 15 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 14 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 14 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 14 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 14 |
| Offside Rear fog lamp not working |1.3.2b| | 13 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 13 |
| Rear Stop lamp not working |1.2.1b| | 13 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 13 |
| Horn not working (7.7 (a)) | 13 |
| Offside Rear coil spring broken |2.4.C.1a| | 12 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Horn not working (7.7 (a) (ii)) | 12 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 11 |
| Exhaust system not adequately supported |7.1.1| | 11 |
| Front brake excessively fluctuating | 11 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 11 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 11 |
| Nearside Rear coil spring broken |2.4.C.1a| | 11 |
| Headlamp switch faulty |1.7.1| | 11 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 10 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 10 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 10 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 10 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 10 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 10 |
| Brake pedal spongy |3.3.B.1b| | 10 |
| Emissions not tested (8.2.1.2 (d)) | 10 |