As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACCELERATION SWITCH - WHEN SUBJECTED TO VIBRATION (ENGINE AT HIGH POWER OR IN FLIGHT), SERVOS ENGAGE, BUT WILL NOT DRIVE, COMMAND BARS FUNCTION PROPER. AP LIGHT VARIES FROM FULL BRIGHTNESS TO HALF BRIGHT AT A CONSTANT RATE. REPLACED ACCELERATION SWITCH AGAIN WITH NEW. A/P WORKS NORMAL. (X)