Hi,
are you running FreeMASTER Communication driver in application?
I tried freemaster_s32k1448 demo example from S32DS2.2 SDK 3.0.3 on S32K148EVB and have no issue to run example's FreeMASTER project (freemaster_s32k148.pmp) or go through connection wizzard (tested on FreeMASTER 3.1)
PetrS_0-1644234676030.png
PetrS_1-1644234683777.png
PetrS_2-1644234693886.png
BR, Petr