As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW RETURNED THE AIRCRAFT TO THE GATE DUE TO THE LEFT SPOILER INDICATING OPPOSITE OF DEFLECTION. CONFIRMED THAT THE FAULT WAS AN INDICATION ERROR AND FERRIED THE AIRCRAFT TO PHX. MX HAS TROUBLESHOT TO AN INDICATOR AND ARE AWAITING PART. 8/13 MAINTENANCE CHANGED OUT SURFACE POSITION INDICATOR. OPS CHECK GOOD.