2009 Audi S5 4.2L V8 rough running and multiple codes, ECM test for Nick in VA

Hi all,
On this video I try to guide the customer and tech on the next test they need to perform in the vehicle.

[@nickayivor8432]

PERCEPTIVE,Maic Salazar Diagnostics
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From Nick Ayivor from London England UK 🇬🇧 ⏰️ 19:20PM Good Evening