| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 551 |
| Headlamp aim out of alignment | 427 |
| Windscreen wiper does not clear the windscreen effectively | 324 |
| Registration plate lamp issues | 274 |
| Brake hose excessively deteriorated | 273 |
| Brake pipe excessively corroded | 258 |
| Brakes imbalanced across an axle | 110 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 105 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 100 |
| Parking brake lever has no reserve travel |3.1.6b| | 98 |
| Front brake disc in such a condition that it is seriously weakened | 96 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 96 |
| Rear parking brake recording little or no effort | 93 |
| Registration plate issues | 91 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 87 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 81 |
| Service brake: efficiency below requirements |3.7.B.7| | 72 |
| Offside Rear fog lamp not working |1.3.2b| | 60 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 55 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 54 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 54 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 51 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 47 |
| Anti-lock braking system warning lamp indicates an ABS fault | 46 |
| Emissions not tested |7.0| | 42 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 42 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 41 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Brake hose damaged | 37 |
| Offside Front brake disc excessively pitted |3.5.1h| | 34 |
| Nearside Stop lamp not working |1.2.1b| | 33 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 33 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 30 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Offside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 29 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 28 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 27 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 27 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 27 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 26 |
| Horn not working |1.6.2a| | 25 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 23 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 22 |
| Windscreen wiper blade insecure | 21 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 21 |
| Rear brake disc in such a condition that it is seriously weakened | 20 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 19 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 19 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 19 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 19 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 19 |
| Front brake application uneven | 18 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 18 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 17 |
| Front brake disc excessively pitted |3.5.1h| | 17 |
| Centre Exhaust system not adequately supported |7.1.1| | 16 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 16 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 16 |
| Offside Stop lamp not working |1.2.1b| | 16 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 16 |
| Windscreen has damage | 16 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 16 |
| Rear brake disc excessively pitted |3.5.1h| | 16 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 15 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 15 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 15 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 15 |
| Front brake excessively fluctuating | 15 |
| Rear Exhaust system not adequately supported |7.1.1| | 15 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 14 |
| Centre Stop lamp not working |1.2.1b| | 14 |
| Driver`s airbag obviously defective |5.4.1| | 14 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 14 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 14 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 14 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 14 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Rear fog lamp tell tale not working |1.3.1b| | 13 |
| Offside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 13 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Rear fog lamp not working |1.3.2b| | 12 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 12 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 12 |
| Nearside Rear Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| 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| | 12 |
| Emissions not tested (8.2.1.2 (d)) | 12 |
| Front Exhaust system not adequately supported |7.1.1| | 11 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 11 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 11 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 11 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 11 |
| Windscreen washer not working | 11 |
| Rear brake binding | 11 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 11 |
| Exhaust system not adequately supported |7.1.1| | 11 |
| Nearside Inner Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 10 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 10 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 10 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 10 |
| Offside Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 10 |
| Rear brake application uneven | 10 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 10 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 10 |
| Parking brake: efficiency below requirements (3.7.B.7) | 10 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 9 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 9 |
| Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Headlamp not working on main beam |1.7.5a| | 9 |
| Nearside Rear Shock absorbers has a serious fluid leak | 9 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 9 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 9 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 9 |
| Centre Rear Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 8 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 8 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 8 |
| Nearside Front Brake hose twisted |3.6.B.4c| | 8 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Offside Rear Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside Front Inner Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 8 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 8 |