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Home >> Jeep >> 2008 >> Compass Limited, AWD, Automatic CVT >> Repair and Diagnosis >> External Pages >> Different car >> Section 63 (DTCS P2310 To U110E (Gas)) >> U0168-Lost Communication With Vehicle Security Module (SKREEM/WCM) >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2009 Jeep Patriot and 2009 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
CAN C BUS OPEN OR SHORTED CONDITION
WIRELESS CONTROL MODULE (WCM)
TOTALLY INTEGRATED POWER MODULE (TIPM)
POWERTRAIN CONTROL MODULE (PCM)

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