What was found
EN ROUTE, B-SYSTEM LOW OIL PRESSURE LIGHT ILLUMINATED. AIRCRAFT RETURNED TO PHX AND MADE AN UNEVENTFUL LANDING. REMOVED AND REPLACED B-SYSTEM CONTROL MODULE LOW PRESSURE SWITCH PER BOEING M/M.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EN ROUTE, B-SYSTEM LOW OIL PRESSURE LIGHT ILLUMINATED. AIRCRAFT RETURNED TO PHX AND MADE AN UNEVENTFUL LANDING. REMOVED AND REPLACED B-SYSTEM CONTROL MODULE LOW PRESSURE SWITCH PER BOEING M/M.