Xbox Elite Controller Series 2 RB or LB is sometimes registering clicks fine, sometimes is held down or sometimes does not register clicks at all

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Xbox Elite Controller Series 2 RB or LB is sometimes registering clicks fine, sometimes is held down or sometimes does not register clicks at all
Device	Xbox Elite Wireless Controller Series 2
Affects part(s)	Logic board
Needs equipment
Difficulty	◉◉◉◌ Hard
Type	Soldering

Problem description

RB or LB is sometimes registering clicks fine, sometimes is held down or sometimes does not register clicks at all.

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Symptoms

• RB or LB is sometimes registering clicks fine, sometimes is held down or sometimes does not register clicks at all.

Solution

Most likely the actual switches are working fine. Replace the chip marked "NXP L16A" (Full name: PCAL6416AHF) on the blue board.