| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 153 |
| Windscreen wiper does not clear the windscreen effectively | 121 |
| Registration plate lamp issues | 115 |
| Brake pipe excessively corroded | 58 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 57 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 51 |
| Brake hose excessively deteriorated | 45 |
| Horn not working |1.6.2a| | 39 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 36 |
| Nearside Stop lamp not working |1.2.1b| | 31 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 30 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 29 |
| Offside Stop lamp not working |1.2.1b| | 29 |
| Brakes imbalanced across an axle | 28 |
| Registration plate issues | 27 |
| Parking brake: efficiency below requirements |3.7.B.7| | 25 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 22 |
| Offside Rear fog lamp not working |1.3.2b| | 22 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 22 |
| Service brake: efficiency below requirements |3.7.B.7| | 20 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 16 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 16 |
| Offside Headlamp insecure |1.7.3| | 16 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 14 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 13 |
| Offside Rear coil spring broken |2.4.C.1a| | 13 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 11 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 11 |
| Nearside Headlamp insecure |1.7.3| | 11 |
| Windscreen washer not working | 9 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 9 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 9 |
| Rear fog lamp not working |1.3.2b| | 9 |
| Horn not working (7.7 (a) (ii)) | 8 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Rear fog lamp tell tale not working |1.3.1b| | 8 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Emissions not tested |7.0| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 8 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 7 |
| Nearside Rear coil spring broken |2.4.C.1a| | 7 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 7 |
| Battery insecure |1.9.1| | 7 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Nearside Headlamp insecure (4.1.1 (c)) | 6 |
| Horn not working |7.7 |a| |ii|| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Rear brake binding | 6 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Exhaust system not adequately supported |7.1.1| | 6 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 6 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Front brake application uneven | 5 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 5 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Emissions not tested (8.2.1.2 (d)) | 5 |
| Offside Steering rack gaiter split |2.2.D.2d| | 5 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 5 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 5 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 5 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Windscreen wiper blade insecure | 5 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 4 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Emissions not tested |7.3.A.1| | 4 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Front Exhaust system not adequately supported |7.1.1| | 4 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 4 |
| Offside Front Headlamp insecure |1.7.3| | 4 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Brake load sensing valve linkage seized |3.6.E.3| | 4 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |
| Horn not working (7.7 (a)) | 4 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Rear Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 3 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Fuel system component leaking (6.1.3 (b) (i)) | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Rear brake application uneven | 3 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 3 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Brake hose damaged | 3 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Rear Brake cable insecure | 3 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 3 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 3 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 3 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Front Lower Ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Centre Brake cable has wires broken and is significantly weakened |3.5.1b| | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Power steering malfunctioning |2.3.3a| | 3 |
| rear brake recording little or no effort |3.7.B.5a| | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Windscreen has damage | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Nearside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 3 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 3 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 3 |
| Offside Headlamp insecure |4.1.1 |c|| | 3 |