# SDR AALA202601163763

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2026
- Submitted: January 17, 2026
- Operation: Air carrier
- Aircraft: [N934NN](https://openairdocs.org/aircraft/N934NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33489
- Aircraft time: 36,150 hours, 15,884 cycles
- Engine: CFM567B
- Engine time: 26,720 hours, 11,728 cycles
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Indicator
- Condition: Faulty
- Location: Zone 400
- Stage of operation: CR
- How discovered: V
- Nature of condition: J, K, S
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202601163763

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LOW OIL QUANTITY INDICATION ON THE NUMBER 2 ENGINE, WITH ERRATIC LOW OIL PRESSURE ENTERING THE AMBER RANGE. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT IAH. REMOVED AND REPLACED NUMBER 2 ENGINE CLOGGING INDICATOR ON THE LUBRICATION UNIT. PER AMM 79-21-01. OPS AND LEAK CHECK GOOD.

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