RCM_a004_internalFault
<0.01% (Extremely rare)
Safety restraint system issue
Service is required
The restraint system may not function as designed.
RCM_a004_internalFault
The restraint control module has detected an internal fault.
Cannot be cleared. The restraint control module needs to be replaced.
Model 3 2017-2023, Model Y
customer, service-fix
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