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U0140 on the 2011 Dodge Challenger

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

Bulletins for this model year that name U0140
18-067-15 REV A2019-05-20. Service bulletin. Flash: PCM Software Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the Powertrain Control Module (PCM): ? U0140 - Lost Communication With Body Control Module. ? U0401 - Implausible Data Received From ECM/PCM. ? P0441 - Evap Purge System Performance. ? P0340 - Camshaft Position Sensor Circuit - Bank 1 Sensor 1. This software update also has improvements for fuel pump relay cycling during remote starts.
18-085-152019-05-20. Service bulletin. Powertrain System Improvements/Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. The customer may describe hearing the fuel pump relay cycling during remote start or a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM: ? U0140 - Lost Communication With Body Control Module (BCM). ? P06DD - Engine Oil Pressure Control Circuit Stuck Off. ? P0522 - Engine Oil Pressure Sensor Circuit Low. ? P0108 - Manifold Absolute Pressure Sensor Circuit High. ? P1239 - Engine Oil Temperature Too Low. ? P0298 - Engine Oil Temperature Too High.
18-050-15 REVA2018-12-03. Service bulletin. Flash: 3.6L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience one or more of the following: ? Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find Diagnostic Trouble Code (DTC) U0140 - Lost Communication With Body Control Module (TIPM) stored in the Engine Control Module (ECM) memory. ? For 2011 vehicles built prior to February 2, 2011, the customer may experience a condition known as ?Idle Buffeting? while the vehicle is idling. This condition can be similar to driving down the road with one rear window down and all others rolled up, causing a thumping or buffeting sound. The idle speed will be adjusted to 650 RPM to correct this condition.

3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.