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Home >> Jeep >> 2008 >> Commander 2WD V8-5.7L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Engine Control Module >> Description and Operation >> Powertrain Control Module - Description >> 5 Volt Supplies
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5 Volt Supplies







5 VOLT SUPPLIES
Two different Powertrain Control Module (PCM) five volt supply circuits are used; primary and secondary.
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