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Home >> Dodge and Ram >> 2020 >> Durango R/T, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (3.6L - DTCS P2166 To U01B0) >> DTC Troubleshooting >> P2504-Charging System Output High >> Possible Causes

Possible Causes

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Possible Causes
OPEN OR HIGH RESISTANCE BETWEEN THE ALTERNATOR B+ TERMINAL AND THE PDC B+ TERMINAL
RESISTANCE IN THE FUSED B+ CIRCUIT BETWEEN THE PDC AND THE PCM
POWER DISTRIBUTION CENTER
ALTERNATOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .