No one should ever expect CA to be exactly like Federal. It is normal for things to look different since CA does not conform to the IRC on various provisions.
Here's the reason why: https://proconnect.intuit.com/community/individual/help/california-ca-section-179-limitations/00/596...
What type of return?
If Schedule C are you saying the Schedule CA is showing a difference for business income?
Have you looked at the details for Depreciation input? Federal will take bonus depreciation, so go down to Current 179 expense and leave the federal column empty (use delete to get rid of anything there) and put the value you want on the State is different column.
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