As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT ENG HYD PUMP LOW PRESSURE LIGHT OUT WHEN RT ELEC DEMAND PUMP IS IN THE AUTO OR ON POSITION, PUMP OPERATION NORMAL. JUMPERED SWITCH S31 PINS 2 AND 3 AND LT OPERATED NORMAL. SUSPECT S31 PCN 481-0076 AND SEAL 750-5644 AT FAULT. PUMP OPERATED NORMALLY AND SYSTEM PRESSURE LT OPS NORMAL.