As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PUSHBACK, REV ISLN, LIGHT ON THROTTLE QUADRANT ILLUMINATED. ADVISED MX THEY SAID IT WOULD EXTINGUISH AFTER TAKEOFF. AFTER TAKEOFF, REV ISLN, REMAINED ILLUMINATED. FOR SAFETY DID AN AIR TURN BACK. R & R K2157. OPENED CB AIR & GND SYS 1 & REV ISLN LIGHT WENT OUT. OPERATIONS CHECKED NORMAL.