| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 138 |
| Brake pipe excessively corroded | 119 |
| Headlamp aim out of alignment | 109 |
| Registration plate lamp issues | 97 |
| Parking brake: efficiency below requirements |3.7.B.7| | 48 |
| Nearside Stop lamp not working |1.2.1b| | 43 |
| Offside Stop lamp not working |1.2.1b| | 43 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 43 |
| Parking brake lever has no reserve travel |3.1.6b| | 42 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 42 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 29 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 29 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 28 |
| Anti-lock braking system warning lamp indicates an ABS fault | 27 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 26 |
| Brakes imbalanced across an axle | 23 |
| Rear parking brake recording little or no effort | 21 |
| Nearside Rear Stop lamp not working |1.2.1b| | 20 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 19 |
| Registration plate issues | 19 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 19 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 19 |
| Offside Rear Stop lamp not working |1.2.1b| | 18 |
| Offside Rear fog lamp not working |1.3.2b| | 18 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 17 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 17 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Nearside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Offside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Windscreen washer not working | 13 |
| Offside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 12 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 12 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 12 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Nearside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 10 |
| Horn not working |1.6.2a| | 10 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 10 |
| Nearside Front Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 10 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 9 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 9 |
| Rear brake binding | 9 |
| Offside Front Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 9 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 8 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 6 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 6 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Battery insecure |1.9.1| | 6 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 5 |
| Windscreen has damage | 5 |
| Rear brake application uneven | 5 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Front Outer Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 5 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Front Outer Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 5 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 5 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 5 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Mechanical brake component has restricted free movement | 5 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Outer Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 4 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 4 |
| Front brake application uneven | 4 |
| Offside Front Outer Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Nearside front brake binding |3.7.B.1| | 4 |
| Power steering component|s| leaking |2.3.3b| | 4 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 4 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 4 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Emissions not tested (8.2.1.2 (d)) | 4 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 4 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 4 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Offside Front Outer Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 4 |
| Nearside Front front brake binding |3.7.B.1| | 4 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 4 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Drag link end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Outer Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 3 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush outer |2.4.G.2| | 3 |
| Offside Front Anti-roll bar has excessive play in a pin/bush outer |2.4.G.2| | 3 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 3 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 3 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 3 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 3 |
| Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 3 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 3 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Nearside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Outer Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |