| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 17 |
| Windscreen wiper does not clear the windscreen effectively | 17 |
| Brake pipe excessively corroded | 14 |
| Registration plate lamp issues | 14 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 12 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Registration plate issues | 5 |
| Rear parking brake recording little or no effort | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Brakes imbalanced across an axle | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Rear fog lamp not working |1.3.2b| | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |
| Nearside Stop lamp not working |1.2.1b| | 3 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Parking brake: efficiency below requirements (3.7.B.7) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Rear Exhaust system not adequately supported |7.1.1| | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Nearside Rear Stop lamp not working |1.2.1b| | 2 |
| Offside Rear fog lamp missing |1.3.2a| | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Rear fog lamp not working (1.3.2b) | 2 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Parking brake lever has no reserve travel (3.1.6b) | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Brake cable damaged (1.1.15 (a)) | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear Brake hose twisted |3.6.B.4c| | 1 |
| Offside Front front brake binding |3.7.B.1| | 1 |
| Offside Front Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Rear Direction indicator flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated |1.1.6 |d|| | 1 |
| Nearside Headlamps matched pair are not the same colour |1.7.6| | 1 |
| Offside Headlamps matched pair are not the same colour |1.7.6| | 1 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Rear All position lamps not working |4.2.1 |a|| | 1 |
| Nearside Rear Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Front Drag link 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 Rear rear brake excessively fluctuating |3.7.B.3| | 1 |
| Offside Rear rear brake excessively fluctuating |3.7.B.3| | 1 |
| Offside Rear Upper Outline marker lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Front Service brake excessively fluctuating both (1.2.1 (e)) | 1 |
| Nearside Front Headlamp aim beam image obviously incorrect cover misted |1.8.A.1b| | 1 |
| Offside Front Headlamp aim beam image obviously incorrect cover misted |1.8.A.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 Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 1 |
| Offside Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Stop lamp(s) not working both outer (4.3.1 (a) (ii)) | 1 |
| Centre Stop lamp not working |1.2.1b| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Outer Front Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Outer Front Lower Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Outer Front Lower Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Inner Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Hazard warning switch faulty |1.4.B.1d| | 1 |
| Rear fog lamp switch faulty |1.3.1a| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Nearside Front Drag link end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt rear one (2.1.3 (g) (ii)) | 1 |
| Offside Front Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 1 |
| Offside Front 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 Drag link end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front 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 Rear fog lamp does not emit a steady red light and N/S/R (4.5.4 (a)) | 1 |
| Offside All outline marker lamps light intensity significantly reduced ALL (4.2.3 (a) (ii)) | 1 |
| Offside Rear Stop lamp(s) light intensity significantly reduced and N/S/R (4.3.3 (a) (ii)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Rear Direction indicators incorrect colour (1.4.A.2f) | 1 |
| Offside Front position lamp(s) not working (1.1.A.3b) | 1 |
| Nearside Rear Lower Shock absorber has an excessively worn bush (2.7.4) | 1 |
| Offside Front Suspension arm has excessive play in a ball joint (2.4.G.2) | 1 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Nearside Front Direction indicator incorrect colour (1.4.A.2f) | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2) | 1 |
| Offside Stop lamp not working (1.2.1b) | 1 |
| Direction indicators flashing more than 120 times a minute (1.4.A.2g) | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2) | 1 |
| Headlamp aim projected beam image is obviously incorrect o/s and n/s (4.1.2 (c)) | 1 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (2.7.3) | 1 |
| Offside Front Brake hose stretched (found during steering lock to lock check) (2.2.D.2b) | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Central Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Shock absorbers has a serious fluid leak | 1 |
| Nearside Front Anti-roll bar pin or bush excessively worn D Bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Front Lower Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Exhaust has a major leak of exhaust gases Around flexi joint. (6.1.2 (a)) | 1 |
| Nearside Rear Leaf spring fractured leaf spring cracked around shackle bush (5.3.1 (b) (i)) | 1 |
| Offside Rear Leaf spring fractured leaf spring cracked around shackle bush (5.3.1 (b) (i)) | 1 |
| Nearside Front Shock absorbers has an excessively worn bush Excessive movement on piston. (5.3.2 (c)) | 1 |
| Offside Front Shock absorbers has an excessively worn bush Excessive movement on piston. (5.3.2 (c)) | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 1 |
| Front Direction indicator incorrect colour Both |1.4.A.2f| | 1 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Brake hose twisted |3.6.B.4c| | 1 |
| Offside Front Brake hose twisted |3.6.B.4c| | 1 |
| Brake hose damaged | 1 |
| Front brake disc excessively pitted |3.5.1h| | 1 |
| Front brake disc excessively scored |3.5.1h| | 1 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Fuel system component leaking excessively or a risk of fire Fuel leak at fuel filter |6.1.3 |b| |ii|| | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Front Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Upper Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Upper Outline marker lamp lens seriously defective Missing (4.2.1 (b)) | 1 |
| Trailer electrical socket wiring insulation damaged or deteriorated and likely to cause a short-circuit (4.10 (b) (ii)) | 1 |
| Headlamp aim projected beam image is obviously incorrect headlight lenses clouded (4.1.2 (c)) | 1 |
| Nearside Front Lower Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Offside Front Lower Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Outline marker lamp not working both on side (4.2.1 (a) (ii)) | 1 |
| Windscreen washer not working | 1 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 1 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended ns tail light inop on trailer socket (4.10 (c) (i)) | 1 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Direction indicator incorrect colour all 4 (4.4.3 (a)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front position lamp(s) not working (1.1.A.3b) | 1 |
| Offside Rear fog lamp not working (1.3.2b) | 1 |
| Brake hose excessively deteriorated | 1 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush (2.4.G.2) | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush (2.4.G.2) | 1 |
| Nearside 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 |
| Nearside Front Inner Anti-roll bar has excessive play in a pin/bush (2.4.G.2) | 1 |
| Offside Front Inner Anti-roll bar has excessive play in a pin/bush (2.4.G.2) | 1 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 1 |
| Offside Outline marker lamp not working |4.2.1 |a|| | 1 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Nearside Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Upper Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Rear Upper Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Shock absorber detached Snapped at top. |2.7.2b| | 1 |
| Offside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Parking brake inoperative on one side low effort (1.4.1 (a)) | 1 |
| Offside Parking brake inoperative on one side low effort (1.4.1 (a)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Anti-roll bar attachment bracket/mounting missing (5.3.3 (a) (ii)) | 1 |
| Offside Rear Anti-roll bar attachment bracket/mounting missing d bush (5.3.3 (a) (ii)) | 1 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Stop lamp(s) adversely affected by the operation of another lamp o/s staying on with side lights (4.3.3 (b)) | 1 |