# SDR IPXA2026060515616

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2026
- Submitted: June 5, 2026
- Operation: Air carrier
- Aircraft: [N315UP](https://openairdocs.org/aircraft/N315UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27743
- Aircraft time: 73,128 hours, 24,866 cycles
- System (JASC): [7933 · Engine Oil Temperature](https://openairdocs.org/jasc/7933)
- Part: Sensor
- Part number: 8TC34ABV1
- Part serial: DTY8795
- Condition: Faulted
- Location: Oil Temp
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026060515616

## Discrepancy

AIR TURN BACK,  EMERGENCY DECLARED,  PASSING FL200 ON DEPARTURE LT ENG OIL TEMP CLIMBED INTO AMBER RANGE (HIGH AS 164) RUN QRH AND OIL TEMP SLOWLY RETURNED TO SAME AS RT ENG. RESULTED IN ATB T/S IAW FIM 79-34 FAULT TREE 808. PER FIM, R/R OIL TEMP SENSOR IAW AMM  79-34-01. OPS CHECK GOOD, NO LEAKS NOTED.

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