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 2,090 advisory comments and 160 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 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: OFFSIDE FRONT TYRE WORN CLOSE TO LEGAL LIMIT/WORN ON EDGE (5.2.3 (E))
Corrosion
VehicleScore MOT data includes 1,193 advisory comments and 166 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 corrosion the tester could see on the body or structure. Corrosion already named on a spring, brake, or other component is counted with that component.
What to inspect
Inspect the underside, sills, and subframe for heavy corrosion, especially where an advisory mentions it.
Example MOT wording: OFFSIDE REAR BRAKE PIPE CORRODED, COVERED IN GREASE OR OTHER MATERIAL (1.1.11 (C))
Suspension arm issues
VehicleScore MOT data includes 435 advisory comments in this group. Seen mainly as an advisory. These are comment occurrences, not a share of all cars.
These MOT comments record a worn, corroded, or damaged suspension arm or its pin.
What to inspect
Look for play or corrosion at the arm and ask whether it has been replaced.
Example MOT wording: OFFSIDE FRONT SUSPENSION ARM PIN OR BUSH WORN BUT NOT RESULTING IN EXCESSIVE MOVEMENT (5.3.4 (A) (I))
Lamp and bulb faults
VehicleScore MOT data includes 303 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: NEARSIDE FRONT POSITION LAMP NOT WORKING (4.2.1 (A) (II))
Brake pad wear
VehicleScore MOT data includes 261 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 pads that were worn or below the inspection limit.
What to inspect
Ask for recent pad replacement and look at the remaining pad thickness.
Example MOT wording: FRONT BRAKE PAD(S) WEARING THIN (1.1.13 (A) (II))
Brake disc wear
VehicleScore MOT data includes 248 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: FRONT BRAKE DISC WORN, PITTED OR SCORED, BUT NOT SERIOUSLY WEAKENED (1.1.14 (A) (II))
Parking brake faults
VehicleScore MOT data includes 201 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))
Ball joint wear
VehicleScore MOT data includes 50 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 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: NEARSIDE FRONT SUSPENSION ARM BALL JOINT EXCESSIVELY WORN (5.3.4 (A) (I))