Operation CHARM
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2012
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Challenger V8-5.7L
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Powertrain Management
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Computers and Control Systems
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Engine Control Module
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Description and Operation
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Powertrain Control Module - Description
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5V Power Supplies
5V Power Supplies
5V POWER SUPPLIES
The Powertrain Control Module (PCM) supplies two independent regulated 5V power supply circuits; primary and secondary.