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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 270 (42RLE Automatic Transmission - Electrical Diagnostics) >> 42RLE - Electrical Diagnostics >> DTC Troubleshooting >> P1684-Battery Was Disconnected >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
BATTERY WAS DISCONNECTED
PCM WAS REPLACED OR DISCONNECTED
QUICK LEARN WAS PERFORMED
(A919) FUSED B+ CIRCUIT TO PCM OPEN
(Z908 and Z977) GROUND CIRCUIT OPEN

Perform 42RLE PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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