Performance by cohort
2 year bands · 1,526 tests
Pass rate drops 2.6 points across the cohorts — recent Golf Life Tdi examples are doing worse than the early cars at the same tested age.
Pass
90.7%
Fail
6.0%
PRS
2.6%
Avg mileage at test
46,133 mi
Pass
88.1%
Fail
8.9%
PRS
2.0%
Avg mileage at test
45,477 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.