# P0191 on the 2014 Mazda Mazda3

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 P0191

- [10099814](https://open.wenmarpro.com/bulletins/10099814), 2017-05-19: SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT ON WITH DTC P0191:00 OR DTC P0088:00 STORED IN MEMORY. DTC P0191:00: FUEL PRESSURE SENSOR CIRCUIT RANGE/PERFORMANCE PROBLEM \(EXCEPT 2014 MAZDA3\) DTC P0088:00: FUEL PRESSURE SENSOR CIRCUIT RANGE/PERFORMANCE PROBLEM \(2014 MAZDA3\) THIS IS CAUSED BY THE HIGH PRESSURE FUEL PUMP NOT GENERATING THE TARGET FUEL PRESSURE \(DUE TO A MANUFACTURING ERROR OF THE INNER PARTS\). TO CORRECT THE PROBLEM, PRODUCTION CONTROL HAS BEEN IMPROVED.
- [10098207](https://open.wenmarpro.com/bulletins/10098207), 2017-05-04: SOME VEHICLES MAY EXPERIENCE THE MIL ON WITH DTC P0191:00 \(FUEL PRESSURE SENSOR CIRCUIT RANGE/PERFOR\-MANCE PROBLEM\) STORED IN MEMORY. THIS IS CAUSED BY THE HIGH PRESSURE FUEL PUMP NOT GENERATING THE TARGET FUEL PRESSURE \(DUE TO A MANUFACTURING ERROR OF THE INNER PARTS\). TO CORRECT THE PROBLEM, PRODUCTION CONTROL HAS BEEN IMPROVED.
- [10098206](https://open.wenmarpro.com/bulletins/10098206), 2017-05-04: SOME VEHICLES MAY EXPERIENCE THE MIL ON WITH DTC P0191:00 \(FUEL PRESSURE SENSOR CIRCUIT RANGE/PERFOR\-MANCE PROBLEM\) STORED IN MEMORY. THIS IS CAUSED BY THE HIGH PRESSURE FUEL PUMP NOT GENERATING THE TARGET FUEL PRESSURE \(DUE TO A MANUFACTURING ERROR OF THE INNER PARTS\). TO CORRECT THE PROBLEM, PRODUCTION CONTROL HAS BEEN IMPROVED.
- [10098166](https://open.wenmarpro.com/bulletins/10098166), 2017-05-03: SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT ON WITH DTC P0191:00 OR DTC P0192:00 STORED IN MEMORY. DTC P0191:00: FUEL PRESSURE SENSOR CIRCUIT RANGE/PERFORMANCE PROBLEM \(EXCEPT 2014 MAZDA3\) DTC P0192:00: FUEL PRESSURE SENSOR CIRCUIT LOW INPUT \(2014 MAZDA3\) THIS IS CAUSED BY THE HIGH PRESSURE FUEL PUMP NOT GENERATING THE TARGET FUEL PRESSURE \(DUE TO A MANUFACTURING ERROR OF THE INNER PARTS\). TO CORRECT THE PROBLEM, PRODUCTION CONTROL HAS BEEN IMPROVED.