Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Land Rover Defender 90FACTORY OEM SERVICE PROCEDURE
DTC B00A0-51: Occupant Classification System - Not programed: Action
NOTE:
Do not attempt to install individual components from the service kit as they are calibrated to function as a single assembly
- Using the Jaguar Land Rover approved diagnostic equipment, reconfigure the occupant classification sensor control module with the latest level software
- Using the Jaguar Land Rover approved diagnostic equipment, perform routine - Learn Seat Occupant Classification Zero Position. Clear the Diagnostic Trouble Code(s) and retest
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest. If fault persists, install a new occupant classification sensor service kit as required (complete service kit consists of foam, occupant classification sensor bladder mat with attached smart digital pressure sensor)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.