Performance by cohort
2 year bands · 3,218 tests
Pass rate climbs 2.6 points across the cohorts — newer Kuga ST Line X Phev Cvt examples clear the test more reliably than the early cars.
Pass
90.9%
Fail
5.9%
PRS
2.0%
Avg mileage at test
33,015 mi
Pass
93.5%
Fail
5.1%
PRS
1.2%
Avg mileage at test
27,935 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.