Mike's Workshop Manuals
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BMW
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2011
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1M
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Repair and Diagnosis
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General Information
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OEM General Information
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Functional Description - 1-Series
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Restraints System - Functional Description
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Crash-active head restraint
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System functions
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Notes
System functions: Notes
The following safety system functions are described:
Self-test
Impact detection
Activating the safety system
Data storage on activation of the safety system