# P0504 on the 2011 Land Rover LR4

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 P0504

- [10106041](https://open.wenmarpro.com/bulletins/10106041), 2017-06-12: "ISSUE: EXCESSIVE BRAKE PEDAL PRESSURE REQUIRED TO GET THE AUTO TRANSMISSION OUT OF PARK, WARNING LIGHTS ON THE INSTRUMENT PACK WITH ASSOCIATED DTC'S FOR BRAKE LIGHT SWITCH \(P0504\-27, P0504\-62, C1A96\-64\) OR BRAKES SHOWING SIGNS OF DRAG AND BINDING. CAUSE: INCORRECT BRAKE LIGHT SWITCH SETTING. NOTE: ANALYSIS OF RETURNED BRAKE SWITCHES HAVE SHOWN NO ISSUES WITH THE BRAKE SWITCH ITSELF. DO NOT REPLACE THE SWITCH BEFORE ADJUSTMENT IS CARRIED OUT."