# U0122 on the 2019 Subaru Ascent

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 U0122

- [10160487](https://open.wenmarpro.com/bulletins/10160487), 2019-05-28: This bulletin announces availability of ECM reprogramming files to optimize the ECM. This bulletin announces availability of ECM reprogramming files to optimize the ECM. The new files contain logic which will revise: \(1\) the ECM detection of DTC U0122; \(2\) the EGR flow rate to address a limited number of customer concerns about a slight hesitation felt while driving at highway speeds and using the cruise control.
- [10155214](https://open.wenmarpro.com/bulletins/10155214), 2019-03-25: This bulletin announces availability of ECM reprogramming files to optimize the ECM. The new files contain logic which will revise: ? the ECM detection of DTC U0122 ? the EGR flow rate to address a limited number of customer concerns about a slight hesitation felt while driving at highway speeds and using the cruise control.