| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1544 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1194 |
| Brake pipe excessively corroded | 938 |
| Headlamp aim out of alignment | 683 |
| Service brake: efficiency below requirements |3.7.B.7| | 647 |
| Windscreen wiper does not clear the windscreen effectively | 544 |
| Rear parking brake recording little or no effort | 532 |
| Brakes imbalanced across an axle | 332 |
| Offside Rear fog lamp not working |1.3.2b| | 208 |
| Parking brake lever has no reserve travel |3.1.6b| | 150 |
| Horn not working |1.6.2a| | 144 |
| Windscreen has damage | 143 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 143 |
| Registration plate issues | 128 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 127 |
| Brake load sensing valve linkage seized |3.6.E.3| | 116 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 116 |
| Nearside Stop lamp not working |1.2.1b| | 114 |
| Rear brake binding | 104 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 102 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 99 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 99 |
| Offside Stop lamp not working |1.2.1b| | 99 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 98 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 93 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 89 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 75 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 74 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 68 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 68 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 66 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 62 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 59 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 59 |
| Nearside Headlamp not working on main beam |1.7.5a| | 55 |
| Front brake application uneven | 55 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 55 |
| Offside Rear Stop lamp not working |1.2.1b| | 55 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 54 |
| Rear brake application uneven | 53 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 51 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 51 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 48 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 48 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 48 |
| Nearside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 47 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 46 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 45 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 45 |
| Offside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 45 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 43 |
| Anti-lock braking system warning lamp indicates an ABS fault | 40 |
| Bonnet retaining device ineffective |8.4.2| | 40 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 40 |
| Emissions not tested |7.0| | 40 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 39 |
| Battery insecure |1.9.1| | 38 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 38 |
| Nearside Rear Stop lamp not working |1.2.1b| | 38 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 38 |
| Offside Headlamp not working on main beam |1.7.5a| | 37 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 37 |
| Brake hose has insufficient room to move | 37 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 36 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 35 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 35 |
| Rear fog lamp not working |1.3.2b| | 35 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 34 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 33 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 33 |
| Offside front brake binding |3.7.B.1| | 33 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 32 |
| Fuel system component insecure |7.2.1| | 32 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 31 |
| Nearside Rear Leaf spring to axle securing bolt insecure |2.4.B.7b| | 30 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 30 |
| Brake hose excessively deteriorated | 30 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 29 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 29 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 29 |
| Fuel system component leaking |7.2.3| | 29 |
| Rear Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 29 |
| Nearside front brake binding |3.7.B.1| | 28 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 28 |
| All position lamps not working |1.1.A.3b| | 27 |
| Brake pedal spongy |3.3.B.1b| | 27 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 25 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 25 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 25 |
| Offside Rear Leaf spring to axle securing bolt insecure |2.4.B.7b| | 24 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 24 |
| Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 24 |
| Headlamp switch faulty |1.7.1| | 24 |
| Fuel tank leaking |7.2.3| | 24 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 23 |
| Nearside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 23 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 23 |
| Front brake disc in such a condition that it is seriously weakened | 23 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 23 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 22 |
| Rear fog lamp tell tale not working |1.3.1b| | 21 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 21 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 21 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 21 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 21 |
| Brake load sensing valve seized |3.6.E.3| | 21 |
| Indicator switch faulty |1.4.A.1| | 21 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 21 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 20 |
| Windscreen wiper blade insecure | 20 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 20 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 20 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Brake performance not tested |3.7.A.1| | 19 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 19 |
| Nearside Rear Rear position lamp|s| incomplete |1.1.4a| | 19 |
| Offside Front front brake binding |3.7.B.1| | 19 |
| Nearside Front Brake pipe leaking |3.6.A.1| | 19 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Nearside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 19 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 19 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 18 |
| Nearside Rear Leaf spring has a deteriorated anchor pin rubber bush resulting in excessive movement |2.4.B.2| | 17 |
| Rear brake disc in such a condition that it is seriously weakened | 17 |
| Parking brake: efficiency below requirements |3.7.D.4| | 17 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 17 |
| Mechanical brake component has restricted free movement | 17 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 17 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 17 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 16 |
| Rear Mechanical brake component has restricted free movement | 16 |
| Brake load sensing valve inoperative |3.6.E.3| | 16 |
| Nearside Rear Leaf spring saddle is moving relative to the spring |2.4.B.7a| | 16 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 16 |
| Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Exhaust system not adequately supported |7.1.1| | 16 |
| Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 16 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 15 |
| Nearside Body has a sharp edge caused by damage |6.1.C.1| | 15 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 15 |
| Offside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 15 |
| Fuel cap/sealing device does not fasten securely by positive means |7.2.4b| | 15 |
| Offside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 15 |
| Nearside Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 15 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 14 |
| Nearside All position lamps not working |1.1.A.3b| | 14 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 14 |
| rear brake recording little or no effort |3.7.B.5a| | 14 |
| Brake pedal creeps down when held under pressure |3.3.B.1a| | 14 |
| Steering system excessively tight |2.2.D.1| | 14 |
| Nearside Rear Lower Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 14 |
| Nearside Rear Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 14 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 14 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 14 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 14 |
| Nearside Front Direction indicator incomplete |1.5.A1b| | 14 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 14 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 13 |
| Nearside Obligatory mirror insecure |8.1.1| | 13 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 13 |
| Offside Rear Leaf spring has a deteriorated anchor pin rubber bush resulting in excessive movement |2.4.B.2| | 13 |
| Brake hose damaged | 13 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 13 |
| Rear Rear fog lamp not working |1.3.2b| | 13 |
| Offside Rear Leaf spring to axle securing nut insecure |2.4.B.7b| | 13 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 13 |
| Nearside Rear position lamp|s| incomplete |1.1.4a| | 13 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 13 |
| Windscreen wiper blade deteriorated |8.2.2| | 13 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 13 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 13 |
| Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 13 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 13 |
| Offside Rear Suspension has inadequate clearance with the bump stop |2.4.A.1a| | 13 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 12 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 12 |
| Nearside Front Braking system leaking |3.6.A.1| | 12 |
| Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 12 |
| Brake load sensing valve has been disconnected and was fitted as standard |3.6.E.2| | 12 |
| Nearside Rear brake disc contaminated by oil |3.5.1h| | 12 |
| Nearside Rear Braking system leaking |3.6.A.1| | 12 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 12 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 12 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Offside Headlamp insecure |1.7.3| | 12 |
| Offside Rear Leaf spring has excessive side play at eye |shackle| |2.4.B.4| | 11 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 11 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 11 |
| Nearside Headlamp insecure |1.7.3| | 11 |
| Nearside Rear Upper Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 11 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Rear Brake load sensing valve seized |3.6.E.3| | 11 |
| Offside Rear brake disc contaminated by oil |3.5.1h| | 11 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Offside Rear Leaf spring saddle is moving relative to the spring |2.4.B.7a| | 11 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 11 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 11 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 11 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 11 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 11 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 11 |
| Nearside Side repeater not working |1.4.A.2c| | 11 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |