LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2013 >> Compass Limited, AWD, Trans Mfr CD CVT2L >> Repair and Diagnosis >> External Pages >> Different car >> Section 63 (Powertrain Control Module (Pcm) - Electrical Diagnostics - 42RLE Automatic Transmission) >> DTC Troubleshooting >> P1684-Battery Was Disconnected >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2009 Jeep Liberty. 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
(A209) FUSED B+ CIRCUIT TO PCM OPEN
(Z933) GROUND CIRCUIT(S) OPEN

Always perform the 42RLE Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure