Digimaster3 error “(7F12) the subfunction is not supported” “(1E20) adapter not found” Solution

During Cluster Calibration for 2015 Range Rover using Digimaster3, There are two errors: “(7F12) the subfunction is not supported”and “(1E20) adapter not found” , Here are the solutions for both errors.

1.“(7F12) the subfunction is not supported”Error

“(7F12)-the-subfunction-is-not-supported”-1

Solution:

“(7F12)-the-subfunction-is-not-supported”-2
This is how I operate Digimaster 3:

Tap Meter System -> Europe -> Land Rover -> Diagnostic socket adjustment -> Range Rover ->

how-I-operate-Digimaster-3-1how-I-operate-Digimaster-3-2
how-I-operate-Digimaster-3-3

2. “(1E20) adapter not found”Error

(1E20)-adapter-not-found-1

Solution:

(1E20)-adapter-not-found-2

Author: Eva

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