| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 221 |
| Headlamp aim out of alignment | 142 |
| Windscreen wiper does not clear the windscreen effectively | 115 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 106 |
| Registration plate lamp issues | 82 |
| Offside Rear fog lamp not working |1.3.2b| | 79 |
| Rear fog lamp not working |1.3.2b| | 54 |
| Rear fog lamp tell tale not working |1.3.1b| | 39 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 39 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 38 |
| Registration plate issues | 37 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 34 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 33 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 30 |
| Nearside Stop lamp not working |1.2.1b| | 30 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 28 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 26 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 26 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 26 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 25 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 24 |
| Brakes imbalanced across an axle | 23 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 22 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 21 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 20 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 19 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 19 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 17 |
| Emissions not tested |7.0| | 17 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Offside Rear fog lamp missing |1.3.2a| | 15 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 14 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Offside Stop lamp not working |1.2.1b| | 12 |
| Exhaust system not adequately supported |7.1.1| | 12 |
| Battery insecure |1.9.1| | 11 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 11 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Rear fog lamp missing |1.3.2a| | 10 |
| Rear Exhaust system not adequately supported |7.1.1| | 9 |
| Offside Rear fog lamp insecure |1.3.2a| | 9 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 9 |
| Rear Rear fog lamp not working |1.3.2b| | 9 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Offside Rear Leaf spring cracked |2.4.B.1a| | 8 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 8 |
| Rear brake application uneven | 8 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 8 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 8 |
| Centre Exhaust system not adequately supported |7.1.1| | 8 |
| Nearside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Offside Outer Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 7 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 7 |
| Windscreen has damage | 7 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Rear fog lamp insecure |1.3.2a| | 6 |
| Front Exhaust system not adequately supported |7.1.1| | 6 |
| Parking brake lever has no reserve travel |3.1.6b| | 6 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 6 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 6 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 6 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 6 |
| Rear fog lamp switch missing |1.3.1a| | 6 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Rear Leaf spring cracked |2.4.B.1a| | 6 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Stop lamp not working |1.2.1b| | 6 |
| Nearside Headlamp not working on main beam |1.7.5a| | 6 |
| Offside Headlamp not working on main beam |1.7.5a| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 5 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 5 |
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 5 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 5 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Rear fog lamp tell tale missing |1.3.1b| | 4 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 4 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 4 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Nearside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Headlamp insecure |1.7.3| | 4 |
| Offside Front Direction indicator not working |1.4.A.2c| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 4 |
| Fuel cap/sealing device missing |7.2.4a| | 4 |
| Rear brake binding | 4 |
| Brake pedal spongy |3.3.B.1b| | 4 |
| Rear Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Fuel tank leaking |7.2.3| | 4 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Exhaust emissions likely to be affected by an exhaust leak |8.2.1.1 |b|| | 4 |
| Nearside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 4 |
| Offside Stop lamp emits other than a steady red light |1.2.1e| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Nearside Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 3 |
| Offside Rear fog lamp excessively deteriorated so that it is not visible from a reasonable distance |1.3.2d| | 3 |
| Nearside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Outer Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 3 |
| Exhaust has a part missing |7.1.1a| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Offside Front Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Emissions not tested (8.2.1.2 (d)) | 3 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Rear fog lamp switch faulty |1.3.1a| | 3 |
| Nearside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 3 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 3 |
| Nearside Rear Lower Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Brake hose excessively deteriorated | 3 |
| Offside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 3 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 3 |
| Service brake: efficiency below requirements |3.7.C.1a| | 3 |
| Hazard warning switch faulty |1.4.B.1d| | 3 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 3 |
| Rear fog lamp excessively damaged so that it is not visible from a reasonable distance |1.3.2d| | 3 |
| Horn not working |1.6.2a| | 3 |
| Rear fog lamp emits a light other than red |1.3.2e| | 3 |
| Offside Rear reflector missing |1.5.1a| | 3 |
| Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 3 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Offside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 3 |
| Centre Rear Exhaust system not adequately supported |7.1.1| | 3 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Power steering component|s| leaking |2.3.3b| | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 3 |