| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 26 |
| Brake pipe excessively corroded | 19 |
| Parking brake: efficiency below requirements |3.7.B.7| | 16 |
| Headlamp aim out of alignment | 14 |
| Service brake: efficiency below requirements |3.7.B.7| | 9 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Rear parking brake recording little or no effort | 6 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Windscreen wiper does not clear the windscreen effectively | 5 |
| Brakes imbalanced across an axle | 4 |
| Registration plate issues | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Windscreen has damage | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Offside Headlamp not working on main beam |1.7.5a| | 2 |
| Battery insecure |1.9.1| | 2 |
| Rear brake binding | 2 |
| Brake load sensing valve seized |3.6.E.3| | 2 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Upper Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 2 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 2 |
| Offside Rear Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Nearside Rear Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 1 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp affected by indicator |1.1.A.3f| | 1 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Brake master cylinder/servo mounting prescribed area is inadequately repaired inner wing (1.1.21 (e) (i)) | 1 |
| Brake load sensing valve seized and ABS not fitted or inoperative (1.1.17 (c) (ii)) | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Nearside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front An item not tested |Manual| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Front Upper Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Fuel system component leaking |7.2.3| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Obligatory mirror does not provide a view to the rear |8.1.2b| | 1 |
| Offside Front Front suspension ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Body has a projection caused by corrosion |6.1.C.1| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance o/s/r len broken |1.1.A.3d| | 1 |
| Exhaust has a major leak of exhaust gases down pipe blowing |7.1.2| | 1 |
| Body has a sharp edge caused by corrosion o/s/r and o/s/f of cab rusted away |6.1.C.1| | 1 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Centre Front Seat belt retracting mechanism defective |5.2.5b| | 1 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Windscreen wiper blade insecure | 1 |
| Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Front Upper Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Brake cable has restricted free movement |3.5.1k| | 1 |
| Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Rear Electrical wiring inadequately supported |1.9.2a| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3| | 1 |
| Nearside front brake binding |3.7.B.1| | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 1 |
| Front Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 1 |
| Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Front Horn not working |1.6.2a| | 1 |
| Brake load sensing valve linkage obviously incorrectly adjusted |3.6.E.3| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front front brake juddering severely |3.7.A.2b| | 1 |
| Nearside Rear Leaf spring to axle securing nut missing |2.4.B.7b| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 1 |
| Front suspension has excessive movement at a wishbone pin or bush |2.5.A.1c| | 1 |
| Offside Front Seat belt has a cut which has significantly weakened the webbing |5.2.2a| | 1 |
| Statutory seat belt missing |5.1.1| | 1 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Front Direction indicator incomplete |1.5.A1b| | 1 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Offside Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Nearside Rear Inner Suspension spring mounting prescribed area is excessively corroded sill |2.4.A.3| | 1 |
| Offside Rear Inner Suspension spring mounting prescribed area is excessively corroded sill |2.4.A.3| | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Position lamp switch does not illuminate the front and rear position lamps with a single operation |1.1.A.2| | 1 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Front Body has excessive displacement which may lead to loss of vehicle control |6.1.B.1a| | 1 |
| Offside Front Body has excessive displacement which may lead to loss of vehicle control |6.1.B.1a| | 1 |
| Nearside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Offside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 1 |
| Offside Rear Shock absorber insecure |2.7.2b| | 1 |
| Nearside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 1 |
| Offside Rear Leaf spring has excessive wear in an anchor pin and/or bush |2.4.B.2| | 1 |
| Nearside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Rear Rear position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 1 |
| Offside Rear Body or chassis is damaged, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Rear Valve stem seriously misaligned |4.1.D.1e| | 1 |
| Nearside Obligatory mirror seriously obscured affecting the rear view |8.1.2a| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.4.B.1| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Rear Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 1 |
| Rear Brake load sensing valve linkage defective and function impaired (1.1.17 (a)) | 1 |
| Nearside Rear Brake load sensing valve linkage defective and function impaired (1.1.17 (a)) | 1 |
| Offside Upper Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Front Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Body has a sharp edge caused by corrosion |6.1.C.1| | 1 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 1 |
| Brake pedal spongy |3.3.B.1b| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Horn not working |1.6.2a| | 1 |
| Nearside Front Inner Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings inner wing |6.1.B.2| | 1 |
| Nearside Front Inner Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings under wheel arch |6.1.B.2| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings inner wing |6.1.B.2| | 1 |
| Nearside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar rubber mounting bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Anti-roll bar linkage rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar linkage rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 1 |
| Nearside Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Nearside All position lamps not working |1.1.A.3b| | 1 |
| Offside Rear Anti-roll bar linkage cracked |2.4.G.1| | 1 |
| Brake valve retaining device missing |3.6.A.2d| | 1 |
| Nearside Rear Brake linkage has restricted free movement |3.5.1k| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Fuel system component insecure |7.2.1| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |