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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1664 (6.4L - DTCS P2504 To U1449 - 2500 Hd) >> DTC Troubleshooting >> U1440-Implausible Transfer Case Ratio High Received

U1440-Implausible Transfer Case Ratio High Received

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The COMMUNICATION DIAGNOSTIC PROCEDURE MUST  be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to COMMUNICATION DIAGNOSTIC PROCEDURE .