# P1889 on the 2011 Land Rover LR2

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 P1889

- [10116126](https://open.wenmarpro.com/bulletins/10116126), 2017-08-25: Oil pump fault DTC P1889\-14 Stored
- [10105587](https://open.wenmarpro.com/bulletins/10105587), 2017-06-08: "SITUATION: A 'TRANSMISSION FAULT \- TRACTION REDUCED' MESSAGE MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER. UPON DIAGNOSIS, DIAGNOSTIC TROUBLE CODE \(DTC\) P1889\-14 IS FOUND TO BE STORED. CAUSE: THIS MAY BE CAUSED BY INSUFFICIENT SPRING LOAD FOR COMMUTATOR BAR BRUSHES IN THE ACTIVE ON\-DEMAND COUPLING OIL PUMP."
- [10100824](https://open.wenmarpro.com/bulletins/10100824), 2017-05-26: "SITUATION: A ‘TRANSMISSION FAULT\-TRACTION REDUCED’ MESSAGE MAY BE DISPLAYED IN THE MESSAGE CENTER AND DIAGNOSTIC TROUBLE CODE \(DTC\) P1889\-14 OR P0961\-62 MAY BE STORED IN THE REAR DIFFERENTIAL CONTROL MODULE \(RDCM\). NOTE: ANY REPAIRS OTHER THAN CONFIGURING THE REAR DIFFERENTIAL CONTROL MODULE \(RDCM\) MUST BE CARRIED OUT AS A SEPARATE CLAIM. CAUSE: THIS MAY BE CAUSED BY THE REAR DIFFERENTIAL CONTROL MODULE \(RDCM\) DIAGNOSTIC FUNCTION BEING TOO SENSITIVE, LEADING TO THE FALSE DETECTION OF OPEN CIRCUITS OR STICKING VALVES IN THE ACTIVE ON\-DEMAND COUPLING ASSEMBLY."