# U2109 on the 2011 Jaguar XJ

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 U2109

- [10119560](https://open.wenmarpro.com/bulletins/10119560), 2017-10-15: Issue: Technician may report one of the following conditions during or post PDI: DTC U2109\-09 \(Back up Battery Component Failures\) During PDI it may not be possible to activate Telematics services Vehicle message centre may display "SOS Limited functionality", coupled with a DTC U2109\-09
- [10118153](https://open.wenmarpro.com/bulletins/10118153), 2017-09-27: TCU fails activation and DTC U2109 flagged