| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 600 |
| Brake pipe excessively corroded | 505 |
| Windscreen wiper does not clear the windscreen effectively | 379 |
| Registration plate lamp issues | 376 |
| Headlamp aim out of alignment | 352 |
| Service brake: efficiency below requirements |3.7.B.7| | 217 |
| Rear parking brake recording little or no effort | 196 |
| Brake hose excessively deteriorated | 186 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 166 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 154 |
| Nearside Stop lamp not working |1.2.1b| | 132 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 100 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 91 |
| Offside Stop lamp not working |1.2.1b| | 91 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 90 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 86 |
| Brakes imbalanced across an axle | 82 |
| Nearside Rear Stop lamp not working |1.2.1b| | 79 |
| Front brake disc in such a condition that it is seriously weakened | 71 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 68 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 64 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 64 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 63 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 62 |
| Registration plate issues | 62 |
| Offside Rear fog lamp not working |1.3.2b| | 59 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 58 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 57 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 55 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 55 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 53 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 52 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 49 |
| Emissions not tested |7.0| | 49 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 49 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 46 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 46 |
| Offside Front brake disc excessively pitted |3.5.1h| | 45 |
| Offside Rear Stop lamp not working |1.2.1b| | 45 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 44 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 44 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 41 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 41 |
| Horn not working |1.6.2a| | 39 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 39 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 38 |
| Anti-lock braking system warning lamp indicates an ABS fault | 38 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 37 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 37 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 36 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 36 |
| Rear brake disc in such a condition that it is seriously weakened | 35 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 33 |
| Windscreen has damage | 33 |
| Windscreen wiper blade insecure | 33 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 32 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 31 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Rear Exhaust system not adequately supported |7.1.1| | 30 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 29 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 28 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 28 |
| Front brake application uneven | 26 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 26 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 25 |
| Rear brake binding | 25 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 24 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 24 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 24 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 23 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 22 |
| Nearside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 22 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 22 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 21 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 21 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 21 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 20 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 20 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 20 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 20 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 19 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 19 |
| Centre Exhaust system not adequately supported |7.1.1| | 19 |
| Brake hose damaged | 18 |
| Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 18 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 17 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 16 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 15 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 15 |
| Front Exhaust system not adequately supported |7.1.1| | 15 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 13 |
| Brake load sensing valve linkage seized |3.6.E.3| | 13 |
| Offside Steering rack gaiter split |2.2.D.2d| | 13 |
| Rear brake disc excessively pitted |3.5.1h| | 13 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 13 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Hazard warning switch faulty |1.4.B.1d| | 13 |
| Offside Rear Radius arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Parking brake lever has no reserve travel |3.1.6b| | 13 |
| Exhaust system not adequately supported |7.1.1| | 13 |
| Offside Rear brake disc excessively scored |3.5.1h| | 13 |
| Offside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 12 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 12 |
| Nearside 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 ball joint |2.4.G.2| | 12 |
| Offside Front Direction indicator not working |1.4.A.2c| | 12 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 11 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 11 |
| Front brake disc excessively pitted |3.5.1h| | 11 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 11 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 11 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 11 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 11 |
| Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 11 |
| rear brake recording little or no effort |3.7.B.5a| | 10 |
| Nearside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 10 |
| Rear fog lamp switch faulty |1.3.1a| | 10 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 10 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Parking brake lever has excessive side play in the pivot and may disengage |3.1.4a| | 10 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 10 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 10 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 10 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 9 |
| Rear Stop lamp not working |1.2.1b| | 9 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 9 |
| Nearside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 9 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 9 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 9 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 9 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Rear brake application uneven | 9 |
| Offside Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Centre Exhaust mounting missing |7.1.1b| | 8 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 8 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 8 |
| Nearside Headlamp not working on main beam |1.7.5a| | 8 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 8 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 8 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 8 |
| Direction indicator incorrect colour |1.4.A.2f| | 8 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Exhaust mounting missing |7.1.1b| | 7 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 7 |
| Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 7 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Nearside Rear Radius arm has excessive play in a pin/bearing |2.4.G.2| | 7 |
| brake disc in such a condition that it is seriously weakened |3.5.1i| | 7 |
| Stop lamp not working |1.2.1b| | 7 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 7 |
| Centre Steering rack gaiter split |2.2.D.2d| | 7 |
| Offside Obligatory mirror insecure |8.1.1| | 7 |
| Driver`s seat insecure |6.2.A.1| | 7 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 7 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 7 |