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Home >> Chrysler >> 2014 >> 300 SRT-8 Core >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Transmission Control Module (TCM) - Electrical Diagnostics - Nag1 Automatic Transmission >> DTC Troubleshooting >> U1420-00-Implausible Electronic Gear Select Signal Received >> Possible Causes
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Possible Causes

Possible Causes
BODY CONTROL MODULE (BCM) CAN BUS DTCS
BCM DTCS
TRANSMISSION CONTROL MODULE (TCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to NAG1 PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .

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