What was found
AIR RETURN TO SLC. AFTER LIFTOFF GOT PSEU LIGHT, AUTO THROTTLES DISENGAGED, TCAS INOP, FEEL DIFF PRESSURE, AND TAKEOFF WARNING HORN WHEN THROTTLES ADVANCED. REPEAT WRITE-UP OF PREVIOUS DAYS AIR RETURN. PSEU HAS A HARD FAULT OF THE SPOILERS GROUND INTERLOCK SENSOR S1050. FAULT CODE 31-51001 GSBV CL FAULT. SUSPECT PROX SENSOR S1050. CA RPLD SENSOR, OP CKS NML