Performance by cohort
2 year bands · 16,692 tests
Pass rate is broadly flat across the cohorts — new and old Eclipse examples track each other at the test bay.
Pass
88.1%
Fail
9.3%
PRS
2.3%
Avg mileage at test
46,038 mi
Pass
87.6%
Fail
9.0%
PRS
3.1%
Avg mileage at test
39,558 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.