As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA- FLIGHT 2287 - ENGINE INTAKE SWITCH ON THE NR 2 SIDE FLICKERING ON AND OFF WHILE SWITCH IS IN CLOSED POSITION. RETURNED TO THE GATE. MAINTENANCE REPLACED THE INTAKE BYPASS DOOR ACTUATOR. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.