Performance by cohort
2 year bands · 7,676 tests
Pass rate is broadly flat across the cohorts — new and old Transporter T32 H Line Tdi S A examples track each other at the test bay.
Pass
88.9%
Fail
8.3%
PRS
2.0%
Avg mileage at test
50,928 mi
Pass
89.7%
Fail
7.3%
PRS
2.0%
Avg mileage at test
38,355 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.