FormulaFlash Read and Write Chevrolet SIMTEC 76.1 ECU

By | May 19, 2026

FormulaFlash ecu programmer read and write Chevrolet Cruze SIMTEC 76.1 ECU on bench successfully.
SIMTEC 76.1 bench reading: for the Chevrolet Cruze, a pinout correction has been implemented in Formula Flash.

It is not necessary to install a relay; instead, use the switched positive output (pink wire), reposition the CAN line, and add the ground connection from the other connector (check wiring connection pinout in image 2).

Read ExtEEPROM ok.
Read ExtFlash ok.
Write eeprom ok
Write Flash ok.

Checksum correction with formula flash.

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