Performance by cohort
3 year bands · 507,593 tests
Pass rate climbs 17.9 points across the cohorts — newer Civic examples clear the test more reliably than the early cars.
Pass
71.4%
Fail
21.5%
PRS
6.4%
Avg mileage at test
98,770 mi
Pass
88.5%
Fail
8.4%
PRS
2.8%
Avg mileage at test
40,058 mi
Pass
89.3%
Fail
8.2%
PRS
2.0%
Avg mileage at test
27,915 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.