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.
Corrosion
VehicleScore MOT data includes 6 advisory comments and 11 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 FRONT SUSPENSION COMPONENT MOUNTING PRESCRIBED AREA IS EXCESSIVELY CORRODED (2.4.A.3)
Exhaust
VehicleScore MOT data includes 9 advisory comments and 4 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 exhaust leaks, insecurity, or other exhaust defects found at inspection.
What to inspect
Listen for blowing from the exhaust and look for corrosion or loose mounts.
Example MOT wording: EXHAUST HAS A MINOR LEAK OF EXHAUST GASES (6.1.2 (A))
Tyre wear
VehicleScore MOT data includes 11 advisory comments and 2 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: NEARSIDE REAR TYRE WORN CLOSE TO THE LEGAL LIMIT (4.1.E.1)
Headlamp faults
VehicleScore MOT data includes 4 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 headlamp that was not working, insecure, or aimed incorrectly.
What to inspect
Switch on dipped and main beam and look for a cloudy lens or a wrong aim.
Example MOT wording: NEARSIDE HEADLAMP INSECURE (1.7.3)
Oil leak
VehicleScore MOT data includes 4 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: FRONT OIL LEAK, BUT NOT EXCESSIVE (8.4.1 (A) (I))
Emissions test issues
VehicleScore MOT data includes 3 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 an exhaust emissions result. They are counted separately from a warning lamp or a catalytic converter note.
What to inspect
Ask for the emissions printout and whether any repair followed a failed test.
Example MOT wording: EXHAUST EMISSIONS CARBON MONOXIDE CONTENT EXCESSIVE (7.3.B.1A)
Lamp and bulb faults
VehicleScore MOT data includes 3 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 STOP LAMP NOT WORKING (1.2.1B)
