Help Model X 2018 new car faults

[SJMX18]

Hi All I'm new SJ

Just need some advice just picked up a Model X 2018 but it's come with some faults on the dash it displays intermittently

Safety restraint system fault comes up and also the airbag/seatbelt light but seems intermittent.

Also we have the following codes in service mode could anyone help me out what needs doing with any idea of costs?
BCFALCD_w083_falconpinchfault
THC_w0038_radfanselferror
RMC_d087_hvdisconnect

I would really appreciate any Tesla master minds that can help here many Thanks