| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 732 |
| Headlamp aim out of alignment | 707 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 648 |
| Windscreen wiper does not clear the windscreen effectively | 522 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 471 |
| Rear parking brake recording little or no effort | 467 |
| Registration plate lamp issues | 379 |
| Brakes imbalanced across an axle | 323 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 294 |
| Parking brake lever has no reserve travel |3.1.6b| | 214 |
| Rear brake binding | 205 |
| Registration plate issues | 200 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 129 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 125 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 123 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 117 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 112 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 98 |
| Offside Steering rack gaiter split |2.2.D.2d| | 96 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 94 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 93 |
| Anti-lock braking system warning lamp indicates an ABS fault | 89 |
| Nearside front brake binding |3.7.B.1| | 85 |
| Offside front brake binding |3.7.B.1| | 84 |
| Brake hose excessively deteriorated | 82 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 81 |
| Horn not working |1.6.2a| | 81 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 80 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 77 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 72 |
| Nearside Stop lamp not working |1.2.1b| | 70 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 65 |
| Emissions not tested |7.0| | 63 |
| Offside Front front brake binding |3.7.B.1| | 63 |
| Offside Stop lamp not working |1.2.1b| | 63 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 62 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 54 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 51 |
| Front brake application uneven | 50 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 47 |
| Nearside Front front brake binding |3.7.B.1| | 46 |
| Offside Rear fog lamp not working |1.3.2b| | 43 |
| Brake pipe excessively corroded | 43 |
| Service brake: efficiency below requirements |3.7.B.7| | 42 |
| Mechanical brake component has restricted free movement | 40 |
| Rear fog lamp tell tale not working |1.3.1b| | 37 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 35 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 34 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 33 |
| Rear brake application uneven | 33 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 32 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 32 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 31 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 31 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 29 |
| Rear Mechanical brake component has restricted free movement | 28 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 28 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 28 |
| Nearside Rear Stop lamp not working |1.2.1b| | 27 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 27 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 25 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 25 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 25 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 24 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 24 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 24 |
| Rear fog lamp not working |1.3.2b| | 23 |
| Front brake disc in such a condition that it is seriously weakened | 23 |
| Windscreen has damage | 22 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 21 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 21 |
| Offside Rear Stop lamp not working |1.2.1b| | 21 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 20 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 20 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 20 |
| Battery insecure |1.9.1| | 19 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 19 |
| Emissions not tested (8.2.1.2 (d)) | 18 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 17 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 17 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 17 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 15 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 15 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 15 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 15 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 14 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 14 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 14 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 14 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 14 |
| Windscreen wiper blade insecure | 14 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 14 |
| Emissions not tested |7.3.A.1| | 14 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 14 |
| Nearside Rear Tie bar/rod corroded and seriously weakened |2.4.G.1| | 13 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 13 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 13 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 13 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 13 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 13 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 13 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |