You must use a validated J2534 Device (Version 04.04 or 05.00 dot-matrix drivers). Common validated choices include: Drew Technologies CarDAQ-Plus 3 or Mongoose-Plus Snap-on Pass-Thru Assistant Opus IVS CarDAQ devices
A common scenario is replacing a failed ECU with a used unit or a new generic replacement. This introduces additional complexity beyond simple reprogramming. When installing a used PCM, you typically need to pull calibration information from the original PCM to download the proper file from TechAuthority. Without the original PCM, the J2534 application may not accept a file not in the jlpart table without manipulation. Chrysler J2534 Flash Application
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