What was found
PDX - FLIGHT 2461 (SEA-MDR) DIVERTED TO PDX FOR A CABIN PRESSURE WARNING LIGHT. UNEVENTFUL LANDING. MAINTENANCE COULD NOT GET ECS CODES TO COME UP. REPLACED THE ECS ECU. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (A)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - FLIGHT 2461 (SEA-MDR) DIVERTED TO PDX FOR A CABIN PRESSURE WARNING LIGHT. UNEVENTFUL LANDING. MAINTENANCE COULD NOT GET ECS CODES TO COME UP. REPLACED THE ECS ECU. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (A)