The x7f Negative Response Code generally indicates an issue with the communications in the vehicle.
|1.||If you have the ability, we would first suggest using a bench harness to read or flash the module in the vehicle.|
|2.||If you do not have the ability to use a bench harness or the problem persists, start a support ticket and send us the following:|
|￭||A debug.dat file from your PC.|
|￭||A VCM Suite Infolog while connected to the vehicle.|