tdi tuning

[[email protected]]

what is the go to for tdi reading and writing.??? hpt doesnt support the majority of the tdi vws mainly the 2.0l tdi is what i want to tune. i am thinking of getting pcm flash. and then edit with winols or 3rd party or is hpt gonna support these in near future???

[jmswltn]

The problem with edc17 is a lot of them don't allow writing over obd without first being unlocked using the bootloader method. This requires opening the ecu and connecting directly to the circuit board.. I have the cp20 ecu it can't be written over obd at all afaik, big PITA.