JCB P203F-21: DEF Tank Head Unit Level Physical Signal Below Minimum Limit

The physical signal from the DEF tank head unit indicates that the level is below the minimum limit. This may affect the proper operation of the system relying on this signal.

1. 1

   DEF tank head unit

2. 2

   DEF tank level signal wiring

3. 3

   DEF tank head unit mounting or installation

1. 1

   Inspect

   Inspect the DEF tank head unit for proper installation and physical damage.

2. 2

   Check

   Check the wiring and connections related to the DEF tank head unit signal.

3. 3

   Verify

   Verify the DEF tank level using a manual method to confirm the accuracy of the signal.