U0140 on the 2012 Jeep Compass
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.
| 1806416 | 2022-11-21. Service bulletin. Flash: Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set: · **U0140 - Lost Communication With Body Control Module (TIPM).** · P219A - Air-Fuel Ratio Cylinder Imbalance Bank 1. **The following software enhancements are also available: · Cruise control enhancements. · Engine is hard to start at temperatures -29°C (-20°F) for vehicles utilizing E15 fuel only.** In addition, customers may report that the vehicle has failed the emissions certification test. Upon further investigation, it may be found that the Individual Cylinder Fuel Control (ICFC) monitors are reporting as failing to the scan tool even though the monitors have actually passed. |
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| 1806416 | 2022-10-17. Service bulletin. Flash: Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set: P0335 - Crankshaft Position Sensor Circuit. U0140 - Lost Communication With Body Control Module (TIPM). P219A - Air-Fuel Ratio Cylinder Imbalance Bank 1.The following software enhancements are also available: Engine is hard to start at temperatures -29°C (-20°F) for vehicles utilizing E15 fuel only. Cruise control enhancements.In addition, customers may report that the vehicle has failed the emissions certification test. Upon further investigation, it may be found that the Individual Cylinder Fuel Control (ICFC) monitors are reporting as failing to the scan tool even though the monitors have actually passed. |
| 18-064-16 | 2018-05-21. Service bulletin. Flash: Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set: · **U0140 - Lost Communication With Body Control Module (TIPM).** · P219A - Air-Fuel Ratio Cylinder Imbalance Bank 1. **The following software enhancements are also available: · Cruise control enhancements. · Engine is hard to start at temperatures -29°C (-20°F) for vehicles utilizing E15 fuel only.** In addition, customers may report that the vehicle has failed the emissions certification test. Upon further investigation, it may be found that the Individual Cylinder Fuel Control (ICFC) monitors are reporting as failing to the scan tool even though the monitors have actually passed. |
| 18-083-16 | 2017-11-03. Service bulletin. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set: · **U0140 - Lost Communication With Body Control Module (TIPM). (2012 PM vehicle). The following software enhancements are also available: · Cruise control enhancements. (2012 PM vehicle).** · Improvement to reduce a long crank time when temperatures are between -17°C (0° F) and 10°C (50° F) after an 8 hour soak time (Sales Code ECN). |
4 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.