| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 387 |
| Windscreen wiper does not clear the windscreen effectively | 345 |
| Registration plate lamp issues | 316 |
| Headlamp aim out of alignment | 200 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 168 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 166 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 161 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 152 |
| Brake hose excessively deteriorated | 138 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 112 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 112 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 108 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 97 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 95 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 90 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 77 |
| Front brake disc in such a condition that it is seriously weakened | 75 |
| Registration plate issues | 72 |
| Offside Stop lamp not working |1.2.1b| | 71 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 62 |
| Horn not working |1.6.2a| | 53 |
| Emissions not tested |7.0| | 52 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 52 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 48 |
| Nearside Stop lamp not working |1.2.1b| | 45 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 43 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 35 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 35 |
| Offside Rear fog lamp not working |1.3.2b| | 33 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Service brake: efficiency below requirements |3.7.C.1a| | 33 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 32 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 28 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 27 |
| Offside Front brake disc excessively pitted |3.5.1h| | 27 |
| Nearside Rear Stop lamp not working |1.2.1b| | 26 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 25 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 24 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 21 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 21 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 19 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 19 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Rear Stop lamp not working |1.2.1b| | 18 |
| Windscreen has damage | 18 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Front brake disc excessively pitted |3.5.1h| | 17 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 17 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 16 |
| Brakes imbalanced across an axle | 16 |
| Parking brake lever has no reserve travel |3.1.6b| | 16 |
| Offside Rear coil spring fractured |2.4.C.1a| | 15 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 15 |
| Rear brake binding | 15 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Fuel tank leaking |7.2.3| | 14 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 14 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 13 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Nearside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Windscreen wiper blade insecure | 13 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 12 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 12 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 12 |
| Centre Stop lamp not working |1.2.1b| | 12 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 11 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 11 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 11 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Nearside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 10 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Stop lamp not working |1.2.1b| | 9 |
| Brake pedal spongy |3.3.B.1b| | 9 |
| Brake performance not tested |3.7.A.1| | 9 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 9 |
| Rear Mechanical brake component has restricted free movement | 8 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 8 |
| Offside Obligatory mirror insecure |8.1.1| | 8 |
| Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 8 |
| Nearside Front brake disc excessively scored |3.5.1h| | 8 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 8 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 8 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 8 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 7 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 7 |
| Offside Front brake disc excessively scored |3.5.1h| | 7 |
| Offside front brake binding |3.7.B.1| | 7 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 7 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Bonnet cannot be secured in the closed position |8.4.1| | 6 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Exhaust system not adequately supported |7.1.1| | 6 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 6 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6 |
| Offside Headlamp not working on main beam |1.7.5a| | 6 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 6 |
| Nearside front brake binding |3.7.B.1| | 6 |
| Offside Headlamp insecure |1.7.3| | 6 |
| Nearside Headlamp not working on main beam |1.7.5a| | 6 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Front Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 6 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 6 |
| Offside Front Seat belt retracting mechanism defective |5.2.5b| | 6 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 6 |
| Centre Front Exhaust has a major leak of exhaust gases |7.1.2| | 6 |
| Mechanical brake component has restricted free movement | 6 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front coil spring fractured |2.4.C.1a| | 6 |