DTC B00A0-81: Occupant Classification System - Invalid serial data received: Action

Occupant classification system is not receiving accelerometer data from restraints control module
Check for intermittent wiring on the CAN bus. Pathfinder has a CAN bus fault finder routine that can point to for this type of fault
Correct wiring fault. Clear the DTCs and retest
Check occupant classification system for correct routing. Check for vehicle modifications or non-genuine accessories