| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 44 |
| Registration plate lamp issues | 36 |
| Parking brake: efficiency below requirements |3.7.B.7| | 31 |
| Brake pipe excessively corroded | 27 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 20 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 17 |
| Windscreen wiper does not clear the windscreen effectively | 15 |
| Rear parking brake recording little or no effort | 14 |
| Brakes imbalanced across an axle | 12 |
| Registration plate issues | 11 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 11 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Rear brake application uneven | 6 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Brake hose excessively deteriorated | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Horn not working |1.6.2a| | 5 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 3 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 3 |
| Windscreen has damage | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Rear fog lamp tell tale not working |1.3.1b| | 3 |
| Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 2 |
| Emissions not tested |7.0| | 2 |
| Rear brake binding | 2 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 2 |
| Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 2 |
| Front position lamp|s| not working |1.1.A.3b| | 2 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 2 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Front Body insecure and dangerous to other road users |6.1.B.1b| | 2 |
| Offside Inner Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Headlamp aim not tested |1.8.A.1c| | 2 |
| Offside Front Headlamp aim not tested |1.8.A.1c| | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 2 |
| Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 2 |
| Brake warning device defective |3.3.E.1b| | 2 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside front brake juddering severely |3.7.A.2b| | 2 |
| Passenger`s seat insecure upper deck various seat fixings to floor |6.2.6 |a| |ii|| | 1 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 1 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 1 |
| Offside Rear Trailing arm inappropriately repaired |2.4.A.2| | 1 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 1 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Leaf spring to axle securing bolt insecure |2.4.B.7b| | 1 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 1 |
| Offside Headlamp not in a clean condition affecting beam image |1.2.4a| | 1 |
| Nearside Outer Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear Direction indicator excessively damaged so that it is not visible from a reasonable distance |1.4.A.2e| | 1 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Stop lamp not working |1.2.1b| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Nearside Rear All position lamps not working |1.1.A.3b| | 1 |
| Offside Rear All position lamps not working |1.1.A.3b| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Nearside Rear Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Anti-lock braking system warning lamp does not illuminate |3.4.1b| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Front Anti-roll bar synthetic bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Wheel stud|s| missing |4.2.A.1e| | 1 |
| Nearside Rear Brake cable has a seized clevis joint pivot |3.5.1c| | 1 |
| Brake servo leaking |3.6.C.1c| | 1 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 1 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Air suspension bellows modified and seriously weakened 3x airbags on rear axle |2.4.A.2| | 1 |
| Offside Rear passenger seat cannot be secured in the upright position. |6.2.3| | 1 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Brake performance not tested |3.7.A.1| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Bonded suspension unit bonding failed and part of unit is likely to become displaced |2.4.F.2| | 1 |
| Offside Headlamps matched pair are incorrectly positioned |1.7.3| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 1 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Power steering pump drive system defective |2.3.6| | 1 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Offside Rear Valve stem seriously damaged |4.1.D.1e| | 1 |
| Nearside Rear Trailing arm synthetic bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Outer Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Outer Front drive shaft coupling flexible rubber or fabric coupling unit severely cracked |2.5.C.1d| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Nearside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 1 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear brake disc excessively scored |3.5.1h| | 1 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Windscreen wiper blade insecure | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Nearside Rear brake disc excessively scored |3.5.1h| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Parking brake recording little or no effort |3.7.D.3a| | 1 |
| Offside Obligatory mirror insecure |8.1.1| | 1 |
| Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Side repeater incorrect colour |1.4.A.2f| | 1 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Offside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Electrical wiring damaged and bare connector exposed |1.9.2c| | 1 |
| Offside Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Parking brake lever insecure |3.1.3b| | 1 |
| Front Braking system leaking |3.6.A.1| | 1 |
| Nearside Rear Air suspension unit deteriorated and likely to fail |2.4.D.1b| | 1 |
| Offside Rear Air suspension unit deteriorated and likely to fail |2.4.D.1b| | 1 |
| Rear fog lamp switch missing |1.3.1a| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Nearside Rear Road wheel distorted |4.2.A.1a| | 1 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Front brake application uneven | 1 |
| Brake pedal anti-slip provision loose |3.3.A.1b| | 1 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings outer rigger has hole and corrosion |6.1.B.2| | 1 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings front rigger has hole and corrosion |6.1.B.2| | 1 |
| Nearside Front Air suspension unit totally deflated |2.4.D.1a| | 1 |
| Nearside Rear Air suspension unit totally deflated |2.4.D.1a| | 1 |
| Offside Front Air suspension unit totally deflated |2.4.D.1a| | 1 |
| Rear Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Seat belt damaged sufficient to obstruct correct operation of the belt |5.2.2a| | 1 |
| Speed limiter plate missing |6.9.1a| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Torsion bar excessive play at an end fixing |2.4.E.2| | 1 |
| Front All position lamps not working |1.1.A.3b| | 1 |
| Rear All position lamps not working |1.1.A.3b| | 1 |
| Anti-lock braking system warning lamp sequence is incorrect |3.4.1d| | 1 |
| Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside front brake juddering severely |3.7.A.2b| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear rear brake juddering severely |3.7.A.5b| | 1 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Upper Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Rear Drag link end ball joint worn to the extent there is a serious risk of detachment |2.1.3 |b| |ii|| | 1 |
| Nearside Rear Service brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 1 |
| Brake valve leaking |3.6.A.1| | 1 |
| Nearside Rear Emergency exit door cannot be opened from inside the vehicle |6.2.D.1a| | 1 |
| Nearside Rear Emergency exit door cannot be opened from outside the vehicle |6.2.D.1a| | 1 |
| Passenger`s seat insecure |6.2.A.1| | 1 |
| Emergency exit door cannot be opened from inside the vehicle |6.2.D.1a| | 1 |
| Emergency exit door cannot be opened from outside the vehicle |6.2.D.1a| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Rear Upper Rear position lamp|s| not in good working order |not working| |1.1.4a| | 1 |
| Speedometer cannot be illuminated. |6.7.3| | 1 |