Thank for joining this thread, accounts279.
I'm here to help you today. Let's start by checking the pensionable items. There may be some payroll items that were not included on the calculation. That's why the employee deduction is incorrect.
The following steps outlined below will help verify those items:
I've got these handy articles for you to help manage Pensionsync integration:
Let me know if you need additional information by commenting below. I'm always glad to help.