What was found
PDIS 657 27-36 2473701 02APR22 ORD CLOSE RTO DUE TO EICAS MSG SPS 2 INOP AND SPS ADVANCE. FO PFD SHOWS AMBER AOA
FACT 02APR22 22:19 ORD UPON ARRIVAL TO AIRCRAFT FOUND AOA VANES 1 AND 2 SPLIT. ALIGNED AOA PERFORMED STEP 1 OF FIM 27-36-00-810-802-A AND PERFORMED OPS CHECK IAW AMM 27-36-00-700-801-A FOUND TO BE TRANSITORY CONDITION OPS CHECK GOOD A/C OK FOR SERVICE.