These groups combine equivalent MOT comments, such as the same tyre note on different corners. Counts are comment occurrences in the sample, not a percentage of cars.
Tyre wear
VehicleScore MOT data includes 50 advisory comments in this group. Seen mainly as an advisory. These are comment occurrences, not a share of all cars.
These MOT comments record tyres that were worn, damaged, or close to the legal tread depth when the car was inspected.
What to inspect
Check the tread depth and look for uneven wear, cracking, or damage on all four tyres.
Example MOT wording: NEARSIDE FRONT TYRE WORN CLOSE TO LEGAL LIMIT/WORN ON EDGE (5.2.3 (E))
Brake disc wear
VehicleScore MOT data includes 33 advisory comments in this group. Seen mainly as an advisory. These are comment occurrences, not a share of all cars.
These MOT comments record brake discs that were worn, scored, pitted, or corroded.
What to inspect
Look at the disc faces for deep scoring, a lip at the edge, and corrosion.
Example MOT wording: REAR BRAKE DISC WORN, PITTED OR SCORED, BUT NOT SERIOUSLY WEAKENED (1.1.14 (A) (II))
Oil leak
VehicleScore MOT data includes 33 advisory comments in this group. Seen mainly as an advisory. These are comment occurrences, not a share of all cars.
These MOT comments record an oil leak noted by the tester. Shock absorber misting is counted as a damper issue, not as an engine oil leak.
What to inspect
Look under the engine for fresh oil, and check the oil level.
Example MOT wording: OIL LEAK, BUT NOT EXCESSIVE (8.4.1 (A) (I))
Parking brake faults
VehicleScore MOT data includes 32 failure comments in this group. Seen mainly as a failure reason. These are comment occurrences, not a share of all cars.
These MOT comments record a parking brake that did not hold well enough or had a component defect.
What to inspect
Test that the parking brake holds the car on a slope and releases cleanly.
Example MOT wording: PARKING BRAKE EFFICIENCY BELOW REQUIREMENTS (1.4.2 (A) (I))
Track rod wear
VehicleScore MOT data includes 26 failure comments in this group. Seen mainly as a failure reason. These are comment occurrences, not a share of all cars.
These MOT comments record play or damage at a track rod or track rod end.
What to inspect
Check for play when the steering wheel is rocked and listen for a knock while turning.
Example MOT wording: NEARSIDE FRONT TRACK ROD END BALL JOINT HAS EXCESSIVE PLAY (2.1.3 (B) (I))
Ball joint wear
VehicleScore MOT data includes 10 advisory comments and 15 failure comments in this group. Seen as both an advisory and a failure reason. These are comment occurrences, not a share of all cars.
These MOT comments record a worn or damaged ball joint. Track rod ends are counted with steering, not here.
What to inspect
Ask for the joint to be checked for play with the suspension loaded and unloaded.
Example MOT wording: OFFSIDE FRONT SUSPENSION ARM BALL JOINT HAS SLIGHT PLAY (5.3.4 (A) (I))
Lamp and bulb faults
VehicleScore MOT data includes 24 failure comments in this group. Seen mainly as a failure reason. These are comment occurrences, not a share of all cars.
These MOT comments record a lamp or bulb other than a headlamp or indicator.
What to inspect
Switch on the side, brake, fog, and number-plate lamps.
Example MOT wording: SUPPLEMENTARY RESTRAINT SYSTEM WARNING LAMP INDICATES A FAULT (7.1.6 (A))
Anti-roll bar issues
VehicleScore MOT data includes 7 advisory comments and 14 failure comments in this group. Seen as both an advisory and a failure reason. These are comment occurrences, not a share of all cars.
These MOT comments record wear or damage in the anti-roll bar, its links, or its bushes.
What to inspect
Listen for a knock when driving over uneven ground at low speed.
Example MOT wording: NEARSIDE FRONT ANTI-ROLL BAR LINKAGE BALL JOINT EXCESSIVELY WORN (5.3.4 (A) (I))