From other thread
my XDF was based off of Darren Freed's disassembly of a BSBH file. i added in a few things i found, but largely the MAF masks confuse me.
Thread split to this... EDIT EagleMark

there's at least a few reasons why 2E can act funny with datastream errors, especially if you have other modules in the car that communicate on the ALDL pin M circuit. HVAC/DIC/DIS/IPC/EBCM...