| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 234 |
| Headlamp aim out of alignment | 170 |
| Registration plate lamp issues | 158 |
| Parking brake: efficiency below requirements |3.7.B.7| | 110 |
| Brake pipe excessively corroded | 90 |
| Rear parking brake recording little or no effort | 75 |
| Hazard warning switch faulty |1.4.B.1d| | 73 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 61 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 58 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 57 |
| Registration plate issues | 57 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 53 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 48 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 45 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 44 |
| Brakes imbalanced across an axle | 43 |
| Nearside Stop lamp not working |1.2.1b| | 41 |
| Offside Stop lamp not working |1.2.1b| | 37 |
| Centre Stop lamp not working |1.2.1b| | 36 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 36 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 34 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 33 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 33 |
| Front brake disc in such a condition that it is seriously weakened | 32 |
| Windscreen has damage | 31 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 31 |
| Service brake: efficiency below requirements |3.7.B.7| | 29 |
| Offside Rear coil spring broken |2.4.C.1a| | 28 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 25 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 22 |
| Windscreen washer not working | 22 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 19 |
| Nearside Rear Stop lamp not working |1.2.1b| | 19 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 19 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 18 |
| Parking brake lever has no reserve travel |3.1.6b| | 18 |
| Rear brake binding | 18 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 17 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 17 |
| Windscreen wiper blade insecure | 17 |
| Horn not working |1.6.2a| | 16 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 16 |
| Nearside Rear coil spring broken |2.4.C.1a| | 15 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 15 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 15 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Offside Rear fog lamp not working |1.3.2b| | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Rear brake disc in such a condition that it is seriously weakened | 13 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 13 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 13 |
| Brake hose has insufficient room to move | 13 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 12 |
| Offside Rear Stop lamp not working |1.2.1b| | 12 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 12 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 11 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Centre Rear Stop lamp not working |1.2.1b| | 11 |
| Rear brake application uneven | 11 |
| Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 10 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Stop lamp not working |1.2.1b| | 10 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 9 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 9 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 9 |
| Hazard warning lamps inoperative |1.4.B.1b| | 9 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 8 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 8 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 8 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 8 |
| Offside Front Headlamp insecure |1.7.3| | 8 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Brake load sensing valve defective and function impaired |3.6.E.3| | 7 |
| Nearside Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 7 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Brake load sensing valve has been disconnected and was fitted as standard |3.6.E.2| | 7 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Fuel system component leaking |7.2.3| | 7 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Steering column will not lock in a fixed position |adjustable type| |2.1.2a| | 7 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 7 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 7 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Headlamp insecure |1.7.3| | 7 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Rear Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 6 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 6 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 6 |
| Rear Stop lamp not working |1.2.1b| | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 6 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Emissions not tested |7.0| | 6 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 6 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 6 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 6 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 6 |
| Nearside Front Shock absorbers has a serious fluid leak | 6 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 6 |
| Nearside Headlamp not working on main beam |1.7.5a| | 6 |
| Offside Front Shock absorbers has a serious fluid leak | 6 |
| Offside Rear coil spring fractured |2.4.C.1a| | 6 |
| Offside Headlamp insecure |1.7.3| | 6 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 6 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 6 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 6 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 5 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 5 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 5 |
| Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 5 |
| Front brake application uneven | 5 |
| Offside front brake binding |3.7.B.1| | 5 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 5 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 5 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 5 |
| Hazard warning switch missing |1.4.B.1d| | 5 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 5 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 5 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 5 |
| Steering column movement between the shaft and steering wheel |2.1.2b| | 5 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Rear Brake load sensing valve inoperative |3.6.E.3| | 4 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Nearside Front Headlamp insecure |1.7.3| | 4 |
| Central Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Side repeater not working |1.4.A.2c| | 4 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Obligatory mirror missing |8.1.1| | 4 |
| Rear fog lamp emits a light other than red |1.3.2e| | 4 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 4 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 4 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Steering wheel retaining device insecure |2.1.6| | 4 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 4 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Nearside front brake juddering severely |3.7.A.2b| | 4 |
| Offside Ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 4 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 4 |
| Offside Front brake disc excessively pitted |3.5.1h| | 4 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Brake load sensing valve inoperative |3.6.E.3| | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Front Tie bar/rod has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |