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I believe you do need additional licensing capability above the "Dealer Tech" level in BUDS2 to be able to accomplish the update.

The ways to update the 130 -> 170:

1. Send ecu to a tuner and...

Thanks for the copy paste from internet, could have thrown quotes up, https://www.quora.com/How-can-exhaust-gas-temperature-affect-engine-knocking

Utilizing EGT in place of a knock sensor is a no...

Manufacturer flash files.

At the point I need ecu in hand and on my bench setup. So may order one soon.

Yea theres some other work first with disassembly to verify some things, just working through things on spare time as this is just fun for me with free time.

Not true ;)

138017

2022 GTI and 2023 GTI use the same file. Let them know, then hopefully they can help.

If not i can supply the file.

not positive, but interprolation starts around 1500 feet and full values used at 7500 ft as a guess. I see a map, but i dont have the function sheet for these ecu's to give solid answer.

There...

2022 130 has speed limiter 52mph, and 7300 rpm.

Yea i dont think "RPM" is the best identifier for that.

Im guessing its the rpm over a time period (X Cyles), to identify of a speed up or slow down of engine speed? Just guessing here.

The...

Which maps you looking at?

Likely an offset from current RPM