| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 90 |
| Windscreen wiper does not clear the windscreen effectively | 61 |
| Registration plate lamp issues | 44 |
| Registration plate issues | 28 |
| Brakes imbalanced across an axle | 25 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 14 |
| Service brake: efficiency below requirements |3.7.B.7| | 12 |
| Offside Rear fog lamp not working |1.3.2b| | 11 |
| Anti-lock braking system warning lamp indicates an ABS fault | 11 |
| Rear parking brake recording little or no effort | 9 |
| Windscreen washer not working | 9 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 8 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Battery insecure |1.9.1| | 7 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 7 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Windscreen has damage | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Horn not working (7.7 (a)) | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Windscreen wiper blade insecure | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 4 |
| Rear brake application uneven | 4 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Front position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Offside Rear fog lamp missing |1.3.2a| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Rear Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 3 |
| Horn not working |1.6.2a| | 3 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 3 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Nearside Rear Seat belt buckle missing (7.1.2 (d)) | 3 |
| Offside Rear Seat belt buckle missing (7.1.2 (d)) | 3 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 3 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 3 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 3 |
| Brake hose excessively deteriorated | 3 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 3 |
| Nearside Front front brake binding |3.7.B.1| | 2 |
| Offside Front front brake binding |3.7.B.1| | 2 |
| Nearside Front Side repeater missing (4.4.1 (a) (ii)) | 2 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Brake hose damaged | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear brake binding | 2 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Rear fog lamp missing |1.3.2a| | 2 |
| Nearside Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 2 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 2 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 2 |
| Nearside Front Upper Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Upper Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear Lower Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Rear Lower Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Headlamp levelling device inoperative (4.1.5 (a)) | 2 |
| Offside Front Anti-roll bar linkage damaged and seriously weakened |2.4.G.1| | 2 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Rear fog lamp tell tale not working |1.3.1b| | 2 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Rear fog lamp missing |4.5.1 |a| |ii|| | 2 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 2 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 2 |
| Offside Front brake disc excessively pitted |3.5.1h| | 2 |
| Service brake: efficiency below requirements |3.7.C.1a| | 2 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 2 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 2 |
| Drivers seat backrest cannot be secured in the upright position. (6.2.5 (b) (ii)) | 2 |
| Nearside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 2 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 2 |
| Windscreen wiper not working (3.4 (a)) | 2 |
| Offside Headlamp insecure |1.7.3| | 2 |
| Offside Rear wheel cylinder leaking |3.6.A.1| | 2 |
| Nearside Headlamp not working on main beam |1.7.5a| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear brake drum contaminated by oil |3.5.1h| | 2 |