Performance by cohort
2 year bands · 21,391 tests
Pass rate is broadly flat across the cohorts — new and old Golf Life Tsi examples track each other at the test bay.
Pass
91.9%
Fail
5.6%
PRS
2.1%
Avg mileage at test
32,095 mi
Pass
91.5%
Fail
6.0%
PRS
2.0%
Avg mileage at test
32,628 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.