| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 118 |
| Headlamp aim out of alignment | 88 |
| Windscreen wiper does not clear the windscreen effectively | 75 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 37 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 27 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 26 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 26 |
| Exhaust system not adequately supported |7.1.1| | 25 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 23 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 21 |
| Windscreen washer not working | 18 |
| Offside Stop lamp not working |1.2.1b| | 18 |
| Front Exhaust system not adequately supported |7.1.1| | 16 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Offside Rear fog lamp not working |1.3.2b| | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 12 |
| Registration plate issues | 12 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 11 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Centre Stop lamp not working |1.2.1b| | 10 |
| Nearside Stop lamp not working |1.2.1b| | 10 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 9 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Rear Exhaust system not adequately supported |7.1.1| | 9 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 8 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 8 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Power steering fluid level below minimum |2.3.1| | 8 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 7 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Brakes imbalanced across an axle | 6 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Emissions not tested (8.2.1.2 (d)) | 6 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 6 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 5 |
| Offside Headlamp not working on main beam |1.7.5a| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Exhaust system insecure (6.1.2 (a)) | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Windscreen wiper blade insecure | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Rear parking brake recording little or no effort | 4 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 4 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 4 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Front Exhaust system insecure (6.1.2 (a)) | 4 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 4 |
| Windscreen has damage | 4 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Side repeater not working |1.4.A.2c| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Upper Stop lamp not working |1.2.1b| | 3 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Centre Exhaust system not adequately supported |7.1.1| | 3 |
| Horn not working |1.6.2a| | 3 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Rear brake binding | 3 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 3 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Power steering fluid reservoir empty (2.1.5 (b) (ii)) | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Emissions not tested due to exhaust leakage (8.2.1.2 (d)) | 2 |
| Front Exhaust has a major leak of exhaust gases Flexi (6.1.2 (a)) | 2 |
| Offside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 2 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 2 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 2 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| 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| | 2 |
| Centre Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 2 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Nearside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 2 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 2 |
| 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| | 2 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 2 |
| Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Battery insecure |1.9.1| | 2 |
| Centre Front Exhaust system not adequately supported |7.1.1| | 2 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Emissions unable to be completed (8.2.1.2 (d)) | 2 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition (8.1.1 (a)) | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Front brake excessively fluctuating | 2 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Nearside Rear reflector defective or damaged by more than 50% of the reflecting surface (4.8.1 (a) (ii)) | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Brake pipe excessively corroded | 2 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Fuel pipe insecure |7.2.1| | 2 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 2 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Front Anti-roll bar ball joint excessively worn |5.3.4 |a| |i|| | 2 |