Note: FlexFuel patch need more testing, use at your own risk!
Flex fuel sensor must be connected before Flex fuel is endabled from tune!
Use UniversalPatcher version 0.17.113 or later, FlexFuel patch is not included, or is incomplete in older versions.
- Open Tuner
- Open your BIN
- Select Utilities -> Apply patch…
- Select Flex fuel patch
- Click “Apply selected patch”
- Make sure “Applied: xxx Bytes” appears.
- Close patch window and save your BIN file
FlexFuel sensor wiring
- 12V Ignition
- Signal to PCM Blue 56