Hello,
Both use the same guide:
petervlna_0-1749105864543.png
https://www.nxp.com/docs/en/quick-reference-guide/S32K118EVB-QSG.pdf
The differences on the pins you can find in the reference manual IO mux table for S32K118:
petervlna_1-1749106297068.png
If the 48LQFP is missing pins compared to 64LQFP then it wont be also routed on the EVB, simply as it is not routed from micro IP to its package.
Best regards,
Peter
"apologize for delay, I was out due sickness"