# C140F on the 2006 Jeep Commander

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.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name C140F

- [10217727](https://open.wenmarpro.com/bulletins/10217727), 2022-08-15: 4WD Lamp Illuminated and Diagnostic Trouble Code C140F Active in Final Drive Control Modules \(FDCM\) Memory This bulletin involves verifying FDCM software level and then flash reprogramming of the FDCM with new software. Customers may indicate that the ?Service 4WD? indicator in the instrument cluster is illuminated. They may also indicate that the transfer case will not shift from 4WD High, 4WD Low, and/or Neutral once the lamp is illuminated. Further investigation identifies that a Diagnostic Trouble Code C140F is stored or active in the Final Drive Control Modules \(FDCM\) Memory
- [10217705](https://open.wenmarpro.com/bulletins/10217705), 2022-08-15: 4WD Lamp Illuminated and Diagnostic Trouble Code C140F Active in Final Drive Control Modules \(FDCM\) Memory This bulletin involves verifying FDCM software level and then flash reprogramming of the FDCM with new software. Customers may indicate that the ?Service 4WD? indicator in the instrument cluster is illuminated. They may also indicate that the transfer case will not shift from 4WD High, 4WD Low, and/or Neutral once the lamp is illuminated. Further investigation identifies that a Diagnostic Trouble Code C140F is stored or active in the Final Drive Control Modules \(FDCM\) Memory
- [10141242](https://open.wenmarpro.com/bulletins/10141242), 2018-06-18: 4WD Lamp Illuminated and Diagnostic Trouble Code C140F Active in Final Drive Control Modules \(FDCM\) Memory This bulletin involves verifying FDCM software level and then flash reprogramming of the FDCM with new software. Customers may indicate that the ?Service 4WD? indicator in the instrument cluster is illuminated. They may also indicate that the transfer case will not shift from 4WD High, 4WD Low, and/or Neutral once the lamp is illuminated.Further investigation identifies that a Diagnostic Trouble Code C140F is stored or active in the Final Drive Control Modules \(FDCM\) Memory
- [10141220](https://open.wenmarpro.com/bulletins/10141220), 2018-06-18: 4WD Lamp Illuminated and Diagnostic Trouble Code C140F Active in Final Drive Control Modules \(FDCM\) Memory This bulletin involves verifying FDCM software level and then flash reprogramming of the FDCM with new software. Customers may indicate that the ?Service 4WD? indicator in the instrument cluster is illuminated. They may also indicate that the transfer case will not shift from 4WD High, 4WD Low, and/or Neutral once the lamp is illuminated. Further investigation identifies that a Diagnostic Trouble Code C140F is stored or active in the Final Drive Control Modules \(FDCM\) Memory