A patch might take a pin originally used for Air Conditioning and turn it into a "Nitrous Oxide" trigger.
If you patch the software, the ECU might notice the code has changed and refuse to boot. "Checksum correction" is a digital patch that tells the ECU the new code is safe. 🚀 Best Practices for Custom ECU Projects ecu design pinout patched
When you are working with a patched system, the standard factory manual might not be 100% accurate anymore. A patch might take a pin originally used