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Home >> Jeep >> 2012 >> Wrangler Unlimited Rubicon, Automatic Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Control Module (TCM) - Electrical Diagnostics >> DTC Troubleshooting >> U1405-Implausible Minimum Engine Torque Signal Received >> Possible Causes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Possible Causes

Possible Causes 
TIPM CAN BUS DTCS PRESENT
ECM/PCM DTCS PRESENT
TRANSMISSION CONTROL MODULE

Always perform the NAG1 Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  . 

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