How to Read and Write GM E88 ECM with FormulaFlash

 

Formulaflash sofwtare v1.1.70 has new support for GM ACDelco E88 / E90 / E93 ECUs. Here iECUTool.eu will show how to read and write GM E88 ECU with FormulaFlash programmer?


FormulaFlash Read and Write GM E88 ECM on Bench

Run Formula Flash software. Choose E88 ECU type and select bench mode.


FormulaFlash Read and Write GM E88 ECM on Bench

Check the connection diagram.


FormulaFlash Read and Write GM E88 ECM on Bench
FormulaFlash Read and Write GM E88 ECM on Bench

Connect 6 wires: 3x VCC, CAN-H, CAN-L and GND.

Set up bench connection.


FormulaFlash Read and Write GM E88 ECM on Bench
FormulaFlash Read and Write GM E88 ECM on Bench
FormulaFlash Read and Write GM E88 ECM on Bench

Hit "Connect" to build a connection between device and ECU.


FormulaFlash Read and Write GM E88 ECM on Bench

The ECU has been decrypted. So we can read ECU.

Read and save ECU data.

Then write ECU.

Formula flash also does checksum correction.


FormulaFlash Read and Write GM E88 ECM on Bench
FormulaFlash Read and Write GM E88 ECM on Bench

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