| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 251 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 97 |
| Headlamp aim out of alignment | 92 |
| Registration plate lamp issues | 64 |
| Offside front brake binding |3.7.B.1| | 61 |
| Brake pipe excessively corroded | 55 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 52 |
| Brakes imbalanced across an axle | 50 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 47 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 43 |
| Nearside front brake binding |3.7.B.1| | 39 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 29 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 28 |
| Offside Front front brake binding |3.7.B.1| | 27 |
| Horn not working |1.6.2a| | 24 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 24 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 21 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 18 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 18 |
| Mechanical brake component has restricted free movement | 17 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Registration plate issues | 16 |
| Nearside Front front brake binding |3.7.B.1| | 16 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 14 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 13 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 12 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 12 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 9 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 9 |
| Nearside Stop lamp not working |1.2.1b| | 9 |
| Offside Stop lamp not working |1.2.1b| | 9 |
| Horn not working (7.7 (a)) | 9 |
| Emissions not tested (8.2.1.2 (d)) | 9 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Front brake application uneven | 9 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Brake hose excessively deteriorated | 8 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 7 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength |5.3.6 |a| |i|| | 7 |
| Emissions not tested |7.0| | 7 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 7 |
| Nearside Side repeater not working |1.4.A.2c| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 6 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 6 |
| Windscreen has damage | 6 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 5 |
| Centre Stop lamp not working |1.2.1b| | 5 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 5 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Rear brake binding | 5 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength |5.3.6 |a| |i|| | 5 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Offside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength wheel arch (5.3.6 (a) (i)) | 4 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 4 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 4 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 4 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 4 |
| Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 3 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 3 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 3 |
| Nearside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength wheel arch (5.3.6 (a) (i)) | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Offside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 3 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Front brake disc excessively pitted |3.5.1h| | 3 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Spare wheel carrier insecure |6.4.2| | 3 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Centre Upper Stop lamp not working |1.2.1b| | 3 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside Headlamp insecure |1.7.3| | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 3 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner sill (5.3.6 (a) (i)) | 3 |
| Windscreen washer not working | 3 |
| Front front brakes release unevenly |3.7.B.4| | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 3 |
| Nearside Rear Inner Suspension component mounting prescribed area excessively corroded significantly reducing structural strength arch (5.3.6 (a) (i)) | 3 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 3 |