As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL FLT 1746 ENROUTE MCO TO PHL. ELECTRIC SMOKE ODOR IN ACFT AFTER COMPRESSOR STALLS. THE LEFT ENGINE DUCT PRESSURE, LEFT SIDE, READS LOW. THE ENGINE STALLED TWICE CLIMBING OUT OF FL370 FOR FL410. FOUND HP BLEED VALVE SOLENOID 2 FAULTY. REPLACED SOLENOID.