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BMW
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1997
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850Ci (E31) V12-5379cc 5.4L SOHC (M73)
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Repair and Diagnosis
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Starting and Charging
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Charging System
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Specifications
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Regulator
Regulator
E31 Regulation
Constant voltage regulator (only for vehicles with battery in trunk or under rear seat)
14.3 +/- 0.1 Volts