| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 332 |
| Windscreen wiper does not clear the windscreen effectively | 173 |
| Headlamp aim out of alignment | 142 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 101 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 86 |
| Offside Stop lamp not working |1.2.1b| | 78 |
| Nearside Stop lamp not working |1.2.1b| | 68 |
| Registration plate lamp issues | 51 |
| Registration plate issues | 49 |
| Parking brake: efficiency below requirements |3.7.B.7| | 41 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 34 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 34 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Offside Rear Stop lamp not working |1.2.1b| | 29 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 28 |
| Brakes imbalanced across an axle | 26 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Service brake: efficiency below requirements |3.7.B.7| | 24 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 24 |
| Nearside Rear Stop lamp not working |1.2.1b| | 23 |
| Parking brake lever has no reserve travel |3.1.6b| | 23 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 23 |
| Horn not working |1.6.2a| | 20 |
| Brake load sensing valve seized |3.6.E.3| | 20 |
| Centre Stop lamp not working |1.2.1b| | 20 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 19 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 18 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 16 |
| Emissions not tested |7.0| | 15 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Anti-lock braking system warning lamp indicates an ABS fault | 15 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 15 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 14 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 14 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Offside Front Shock absorber detached |2.7.2b| | 13 |
| Nearside Front Shock absorber detached |2.7.2b| | 12 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 11 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 11 |
| Brake load sensing valve linkage seized |3.6.E.3| | 11 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Windscreen has damage | 11 |
| Rear brake binding | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 10 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 10 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 10 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 10 |
| Battery insecure |1.9.1| | 9 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 9 |
| Windscreen washer not working | 9 |
| Brake performance not tested |3.7.A.1| | 9 |
| Nearside Front Axle swivel joint has excessive play |2.5.A.3b| | 9 |
| Fuel tank leaking |7.2.3| | 8 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 8 |
| Brake pedal spongy |3.3.B.1b| | 8 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 8 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 8 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Service brake: efficiency below requirements |3.7.C.1a| | 7 |
| Front brake application uneven | 7 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 7 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 7 |
| Rear parking brake recording little or no effort | 7 |
| Brake hose excessively deteriorated | 7 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 7 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Rear Exhaust system not adequately supported |7.1.1| | 6 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 6 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 6 |
| Offside Front Axle swivel joint has excessive movement between a swivel joint and its housing |2.5.A.1b| | 6 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 6 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Lower Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 6 |
| Offside front brake binding |3.7.B.1| | 6 |
| Brake pedal creeps down under servo assistance and touches the floor |3.3.C.3| | 5 |
| Rear Brake load sensing valve seized |3.6.E.3| | 5 |
| Central Stop lamp not working |1.2.1b| | 5 |
| Nearside Rear Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 5 |
| Offside Front Brake pipe leaking |3.6.A.1| | 5 |
| Fuel system component leaking |7.2.3| | 5 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 5 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 5 |
| Nearside Front Shock absorber insecure |2.7.2b| | 5 |
| Exhaust system not adequately supported |7.1.1| | 5 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 5 |
| Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 4 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Rear fog lamp not working |1.3.2b| | 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 Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 4 |
| Offside Rear Integral body structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i)) | 4 |
| Nearside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Front Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 4 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 4 |
| Offside Front Lower Axle swivel joint has excessive play in a swivel pin |2.5.A.3b| | 4 |
| Offside Front Axle swivel joint has excessive play |2.5.A.3b| | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 4 |
| Nearside Front Axle swivel joint has excessive movement between a swivel joint and its housing |2.5.A.1b| | 4 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 4 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Front Steering damper leaking oil |2.2.C.1f| | 4 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 4 |