Performance by cohort
2 year bands · 3,337 tests
Pass rate climbs 1.4 points across the cohorts — newer Q2 Technik 30 Tfsi examples clear the test more reliably than the early cars.
Pass
90.2%
Fail
7.8%
PRS
2.0%
Avg mileage at test
32,652 mi
Pass
91.6%
Fail
5.7%
PRS
2.2%
Avg mileage at test
26,436 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.