So my b5 s4 ecu went bad no connection blah blah. Getting a stock ecu same exact A box. Now can I pop them open and swap my apr chip to the good ecu or not ?
Most likely not... most ECUs are just flashed. Even if the chip is soldered on I dont think you can just swap them.
'01.5 Silver B5 S4 - Follow my build thread here: http://www.audizine.com/forum/showth...4-Build-Thread