| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 854 |
| Registration plate lamp issues | 610 |
| Parking brake: efficiency below requirements |3.7.B.7| | 468 |
| Headlamp aim out of alignment | 447 |
| Windscreen wiper does not clear the windscreen effectively | 324 |
| Rear parking brake recording little or no effort | 256 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 214 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 180 |
| Brake hose excessively deteriorated | 174 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 147 |
| Registration plate issues | 144 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 142 |
| Brakes imbalanced across an axle | 140 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 132 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 118 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 117 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 112 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 106 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 90 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 90 |
| Nearside Stop lamp not working |1.2.1b| | 88 |
| Anti-lock braking system warning lamp indicates an ABS fault | 85 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 84 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 80 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 80 |
| Offside Stop lamp not working |1.2.1b| | 68 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 62 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 61 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 56 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 55 |
| Rear brake binding | 55 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 51 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 50 |
| Offside Rear fog lamp not working |1.3.2b| | 49 |
| Service brake: efficiency below requirements |3.7.B.7| | 46 |
| Windscreen has damage | 43 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 43 |
| Direction indicators incorrect colour |1.4.A.2f| | 43 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 42 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 41 |
| Emissions not tested |7.0| | 39 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 38 |
| Offside Headlamp not working on main beam |1.7.5a| | 37 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 35 |
| Nearside Rear Stop lamp not working |1.2.1b| | 35 |
| Horn not working |1.6.2a| | 33 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 33 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 32 |
| Rear brake application uneven | 32 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 32 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 32 |
| Offside Rear Stop lamp not working |1.2.1b| | 32 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 32 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 31 |
| Parking brake lever has no reserve travel |3.1.6b| | 31 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 31 |
| Brake hose damaged | 31 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 31 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 31 |
| Offside front brake binding |3.7.B.1| | 31 |
| Front brake disc in such a condition that it is seriously weakened | 30 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 30 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 28 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 28 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 27 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 27 |
| Front brake application uneven | 27 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 26 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 26 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 26 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 25 |
| Nearside Headlamp not working on main beam |1.7.5a| | 25 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 25 |
| Rear fog lamp tell tale not working |1.3.1b| | 24 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 23 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 22 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 22 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 22 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 22 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 21 |
| Offside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 21 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 21 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 21 |
| Rear brake disc in such a condition that it is seriously weakened | 19 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 19 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 19 |
| Offside Rear Brake load sensing valve linkage seized |3.6.E.3| | 19 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 18 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 18 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 18 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 17 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 17 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 17 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 17 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Windscreen wiper blade insecure | 16 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Nearside Rear Brake load sensing valve linkage seized |3.6.E.3| | 15 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 14 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 14 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 14 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 14 |
| Nearside front brake binding |3.7.B.1| | 14 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 14 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 14 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 14 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 13 |
| Rear Mechanical brake component has restricted free movement | 13 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 13 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 13 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 13 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 12 |
| Offside Outer Front Front constant velocity joint gaiter split |2.5.C.1a| | 12 |
| Front position lamp|s| not working |1.1.A.3b| | 12 |
| Direction indicator incorrect colour |1.4.A.2f| | 12 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 12 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 12 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 11 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 11 |
| Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 11 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 11 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Offside Front front brake binding |3.7.B.1| | 10 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a| | 10 |
| Offside Front brake disc excessively scored |3.5.1h| | 10 |
| Centre Exhaust system not adequately supported |7.1.1| | 10 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 10 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| Rear Rear fog lamp not working |1.3.2b| | 10 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Front coil spring fractured |2.4.C.1a| | 10 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 9 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Rear brake disc excessively pitted |3.5.1h| | 9 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 9 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 9 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 9 |
| Offside Rear brake disc excessively scored |3.5.1h| | 9 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 9 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 9 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Mechanical brake component has restricted free movement | 8 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 8 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 8 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 8 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 8 |
| Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1| | 8 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 8 |
| Power steering component|s| leaking |2.3.3b| | 8 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 8 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 8 |
| Offside Steering rack gaiter split |2.2.D.2d| | 8 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 8 |