| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 26 |
| Windscreen wiper does not clear the windscreen effectively | 18 |
| Brake pipe excessively corroded | 16 |
| Registration plate lamp issues | 14 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 11 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 10 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 10 |
| Horn not working |1.6.2a| | 9 |
| Brakes imbalanced across an axle | 6 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 2 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 2 |
| Brake load sensing valve seized but ABS functioning |1.1.17 |c| |i|| | 2 |
| Brake load sensing valve seized |3.6.E.3| | 2 |
| Rear fog lamp switch insecure |1.3.1a| | 2 |
| Offside Rear fog lamp not working |1.3.2b| | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 2 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Registration plate issues | 2 |
| Service brake efficiency less than 50% of the required value |1.2.2 |a| |ii|| | 2 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 2 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2 |
| Offside Stop lamp not working (1.2.1b) | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Windscreen washer not working | 2 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 2 |
| Rear fog lamp switch insecure (4.5.3 (a)) | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Shock absorber has an excessively worn bush shock absorber top mounting bush |2.7.4| | 1 |
| Passenger`s seat insecure |6.2.A.1| | 1 |
| Front Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Front Suspension component ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Suspension component ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 1 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Rear Upper Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Lower Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 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 Front Outline marker lamp not working |4.2.1 |a|| | 1 |
| Offside Rear Position lamp has a product on the lens or light source which shows white light to the rear |4.2.3 |b| |ii|| | 1 |
| Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Side repeater not working |1.4.A.2c| | 1 |
| Offside Rear fog lamp missing |1.3.2a| | 1 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Centre Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Brake relay lever has restricted free movement |3.5.1k| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Fuel pipe leaking |7.2.3| | 1 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Offside Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Rear Brake cable damaged Park brake cable |1.1.15 |a|| | 1 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 1 |
| Rear brake binding | 1 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Fuel cap/sealing device ineffective |6.1.3 |b| |i|| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Windscreen wiper blade insecure | 1 |
| Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 1 |
| Windscreen wiper blade deteriorated |8.2.2| | 1 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Central Rear Upper Stop lamp|s| not working |4.3.1 |a| |ii|| | 1 |
| Rear Brake lever has restricted free movement load sensing valve lever seized |3.5.1k| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Offside Rear All position lamps not working |1.1.A.3b| | 1 |
| Nearside Rear All position lamps not working |1.1.A.3b| | 1 |
| Nearside Front All position lamps not working |1.1.A.3b| | 1 |
| Nearside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Nearside Rear rear brake juddering severely |3.7.A.5b| | 1 |
| Offside Rear rear brake juddering severely |3.7.A.5b| | 1 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 1 |
| Windscreen has damage | 1 |
| Offside Rear reflector likely to become detached |4.8.1 |b| |ii|| | 1 |
| Nearside Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Brake load sensing valve linkage seized |3.6.E.3| | 1 |
| Position lamp adversely affected by the operation of another lamp puts brake lights on |4.2.3 |c|| | 1 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Battery insecure |1.9.1| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 1 |
| Nearside Front Service brake grabbing severely hold on once pedal released |1.2.1 |c|| | 1 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 1 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Nearside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Nearside Front Headlamp not in good working order adversely affecting beam image (1.2.4a) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Front Headlamp levelling device inoperative (4.1.5 (a)) | 1 |
| Vehicle Identification Number not legible (0.2 (b)) | 1 |
| Nearside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Drivers view of the road through the swept area of the windscreen significantly affected by an obstruction Speakers obstructing drivers view through screen (3.1 (a) (ii)) | 1 |
| Towbar component excessively corroded Towbar structure rusted through - UNSAFE TO USE! (6.1.6 (a)) | 1 |
| Central Rear Upper Stop lamp(s) with a multiple light source more than 1/2 not functioning high level lamp (4.3.1 (a) (ii)) | 1 |
| Nearside Outline marker lamp not working rear side marker lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect headlamp beam pattern cut away dips to the right (4.1.2 (c)) | 1 |
| Offside Front Headlamp aim projected beam image is obviously incorrect headlamp beam pattern cutaway dips to the right (4.1.2 (c)) | 1 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended various faults/malfunction (4.10 (c) (i)) | 1 |
| Seat belt anchorage loose Drivers seat belt stalk mounting bolt loose (7.1.1 (b)) | 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 Rear Electrical wiring insecure and in contact with sharp edges by rear axle , wiring chafing on brake hose ferrule (4.11 (a) (ii)) | 1 |
| Nearside Outline marker lamp not working middle (4.2.1 (a) (ii)) | 1 |
| Indicator switch inoperative all offside indicators not working (4.4.2 (a) (ii)) | 1 |
| Offside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (2.7.3) | 1 |
| Nearside Rear position lamp(s) not working (1.1.A.3b) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Offside Obligatory mirror missing (3.3 (a)) | 1 |
| Front Exhaust system insecure (6.1.2 (a)) | 1 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Passengers seat insecure (6.2.6 (a) (ii)) | 1 |
| Rear Direction indicator light intensity significantly reduced Nearside & Offside (4.4.3 (a)) | 1 |
| Stop lamp(s) adversely affected by the operation of another lamp Nearside & Offside (4.3.3 (b)) | 1 |
| All outline marker lamps not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Bumper insecure (6.1.4 (a) (i)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Outline marker lamp not working o/s and n/s (4.2.1 (a) (ii)) | 1 |
| Rear Service brake excessively binding o/s and n/s (1.2.1 (f)) | 1 |
| Nearside Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Nearside Brake pipe leaking on a hydraulic braking system front to back (1.1.11 (b) (ii)) | 1 |
| Front Brake disc significantly and obviously worn Corroded and pitted excessively (1.1.14 (a) (i)) | 1 |
| Rear Brake disc significantly and obviously worn Corroded and pitted excessively (1.1.14 (a) (i)) | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 1 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Headlamp not working on dipped beam both (4.1.1 (a) (ii)) | 1 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Rear Passengers seat insecure (6.2.6 (a) (ii)) | 1 |
| Rear Service brake excessively binding Nearside and Offside (1.2.1 (f)) | 1 |
| Nearside Front Axle king pin is loose in the axle beam (5.1.2 (d) (i)) | 1 |
| Offside Front Direction indicator not working 1 x 382 bulb fitted (4.4.1 (a) (ii)) | 1 |
| Offside Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 1 |
| Offside Rear fog lamp adversely affected by the operation of another lamp (4.5.4 (b)) | 1 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Nearside Front Seat belt not functioning as intended Twisted (7.1.2 (c)) | 1 |
| Offside Rear Trailer electrical socket (13 pin) not operating the trailer lamps as intended OS Sidelight Not Operating (4.10 (c) (i)) | 1 |
| Nearside Front Seat belt anchorage loose Passenger Seat Belt, Bolt Loose (7.1.1 (b)) | 1 |
| Exhaust has a major leak of exhaust gases rear pipes (6.1.2 (a)) | 1 |
| Rear fog lamp switch not able to be operated from the normal driving position (4.5.3 (a)) | 1 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Nearside Rear Rear position lamp(s) not working TAILLIGHT (1.1.A.3b) | 1 |
| Nearside Stop lamp not working (1.2.1b) | 1 |
| Nearside Front position lamp(s) not working (1.1.A.3b) | 1 |
| Offside Rear fog lamp not working (1.3.2b) | 1 |
| Service brake: efficiency below requirements (3.7.C.1a) | 1 |
| Service brake: efficiency below requirements (3.7.B.7) | 1 |
| Nearside Headlamp has a product on the light source so that the light output is severely reduced (1.7.5a) | 1 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (1.7.5a) | 1 |
| Offside Stop lamp adversely affected by the operation of another lamp (1.2.1f) | 1 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone A (8.3.1b) | 1 |
| Front passenger door cannot be opened from outside the vehicle (6.2.B.1b) | 1 |
| Nearside Headlamp insecure (1.7.3) | 1 |
| Rear Suspension has inadequate clearance with the bump stop (2.4.A.1a) | 1 |
| Brake load sensing valve linkage seized (3.6.E.3) | 1 |
| Parking brake: efficiency below requirements (3.7.B.7) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Outline marker lamp does not illuminate simultaneously with the position lamps Both Marker Lights Out (4.2.2 (a)) | 1 |
| Front Suspension arm ball joint excessively worn Both (5.3.4 (a) (i)) | 1 |
| Offside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 1 |
| Brake load sensing valve seized but ABS functioning (1.1.17 (c) (i)) | 1 |
| Emissions unable to be completed (8.2.2.2 (e)) | 1 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 1 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 1 |