| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 17 |
| Parking brake: efficiency below requirements |3.7.B.7| | 10 |
| Registration plate lamp issues | 7 |
| Brake pipe excessively corroded | 6 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 4 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Brake hose excessively deteriorated | 3 |
| Windscreen wiper does not clear the windscreen effectively | 3 |
| Offside Rear fog lamp not working |1.3.2b| | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Registration plate issues | 3 |
| Offside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Steering rack gaiter split |2.2.D.2d| | 2 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 2 |
| Mechanical brake component has restricted free movement | 2 |
| Brake performance not tested |3.7.A.1| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 1 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 1 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Offside Front brake caliper has restricted free movement |3.5.1k| | 1 |
| Nearside Front Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Front Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Obligatory mirror insecure |8.1.1| | 1 |
| Rear brake binding | 1 |
| Nearside Front Steering rack gaiter insecure |2.2.D.2d| | 1 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 1 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 1 |
| Front Sub-frame attachment bracket/mounting bolt missing |2.4.G.1| | 1 |
| Nearside Rear Brake load sensing valve linkage obviously incorrectly adjusted |3.6.E.3| | 1 |
| Nearside Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Nearside Side repeater incomplete |1.5.A1b| | 1 |
| Nearside Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 1 |
| Nearside Front Side repeater not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Lower Front suspension ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Front Inner Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Steering linkage ball joint ball joint dust cover insecure so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Nearside Front Subframe mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 1 |
| Offside Rear Outer Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Dipswitch operation does not extinguish all main beam headlamps leaving at least one pair of dipped beam headlamps |1.7.4b| | 1 |
| Nearside Inner Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 1 |
| Nearside Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 1 |
| Offside Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Nearside Front Side repeater not working |1.4.A.2c| | 1 |
| Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a| | 1 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Road wheel bead rim badly distorted |4.2.A.1a| | 1 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Headlamp levelling device inoperative (4.1.5 (a)) | 1 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Offside Headlamp levelling device inoperative headlamp leveling device goes down on offside but doesnt return (4.1.5 (a)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Front Brake hose bulging under pressure (1.1.12 (d)) | 1 |
| Offside Front Brake hose bulging under pressure (1.1.12 (d)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Nearside Front Inner Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |