If anyone interested, I did it on my MY12 Explorer (Canada):
2. Activating equalizer in radio module itself (ACM):
ACM 727-01-02 x*xx, * change to values from 1 to F (people from russian forum telling either 7 or 9 are the best). I entered 9.
0=EQ Selection #0, 1=EQ Selection #1, 2=EQ Selection #2, 3=EQ Selection #3, 4=EQ Selection #4, 5=EQ Selection #5, 6=EQ Selection #6, 7=EQ Selection #7, 8=EQ Selection #8, 9=EQ Selection #9, A=EQ Selection #10, B=EQ Selection #11, C=EQ Selection #12, D=EQ Selection #13, E=EQ Selection #14, F=EQ Selection #15