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Home >> Dodge and Ram >> 2009 >> Durango Base, 3.7 K >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Powertrain Control Module (Pcm) - Electrical Diagnostics - 42RLE >> DTC Troubleshooting >> P1684-Battery Was Disconnected >> Possible Causes

Possible Causes

Possible Causes 
BATTERY WAS DISCONNECTED
PCM WAS REPLACED OR DISCONNECTED
QUICK LEARN WAS PERFORMED
(A919) FUSED B(+) CIRCUIT TO PCM OPEN
(Z908), (Z904) OR (Z977) GROUND CIRCUIT(S) OPEN

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Diagnosis and Testing  . 

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