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Home >> Dodge and Ram >> 2013 >> Durango R/T, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 251 ((Transmission Control Module (TCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> U1509-Implausible Engine Variant Message Data Length Received >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2012 Dodge Durango. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
CAN BUS DTCS PRESENT
PCM DTCS PRESENT
TRANSMISSION CONTROL MODULE (TCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  . 

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