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Home >> BMW >> 2017 >> M2 Standard Trans >> Repair and Diagnosis (Single Page) >> General Information >> OEM General Information >> Functional Description - F22/F23/F87 (2 Of 2) >> Restraints System - Functional Description >> Crash-active head restraint >> System functions >> Data storage on activation of the safety system

Data storage on activation of the safety system

When the restraint systems trigger, certain data are written to a read only memory in the crash safety module or MRS control unit. The data is relevant to accident research (no access for service).