Deutz-Fahr P1246-00: DEF Tank Quality Sensor Optical Error

The system has detected an optical error related to the DEF tank quality sensor. This indicates a problem with the sensor's ability to properly detect or communicate the quality of the DEF fluid.

1. 1

   The condition and alignment of the DEF tank quality sensor

2. 2

   The wiring and connections to the DEF tank quality sensor

3. 3

   The presence of any physical damage or obstruction affecting the sensor's operation

1. 1

   Inspect

   Check the DEF tank quality sensor for physical damage, misalignment, or obstructions that could interfere with its optical function.

2. 2

   Inspect

   Examine the wiring and connectors associated with the DEF tank quality sensor for signs of wear, corrosion, or disconnection.

3. 3

   Test

   Use the appropriate diagnostic tool to verify the sensor's output and ensure it is functioning within expected parameters.