Aileron oscillations

[brian lewis]

Please advise: after one year of trouble free auto pilot operation a fault is giving undemanded control inputs to ailerons.
constant left right aileron inputs resulting aircraft rocking .

[brian lewis]

please advise on Auto pilot Aileron undemanded oscillations trouble shooting assistance.

[TrutrakTech]

What type of airplane, which autopilot, what are your lateral settings? All this info will help me get to an answer for you. Thanks!