injector return rates

[crash85]

Is there a way i can check the return rates with efi or do i need a tech 2 ?

[THEFERMANATOR]

Return rates are checked with a beaker set, not a scan tool. Balance rates can be checked with a V2, TECH 2, and several other high end scanners and programmers.

[crash85]

So how would I go about doing a return test