# SDR SOKF2026013001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2026
- Submitted: January 30, 2026
- Operation: Air carrier
- Aircraft: [N901AV](https://openairdocs.org/aircraft/N901AV), registered now
- Make and model: Airbus A320-251N
- Registry model: [Airbus A320-251N](https://openairdocs.org/model/airbus-a320-251n) (OpenAirDocs)
- Aircraft serial: 11912
- Aircraft time: 6,985 hours, 2,514 cycles
- Engine: Cfmint LEAP1A26
- Engine time: 6,985 hours, 2,514 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: False Activation
- Location: Apu Bay
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SOKF2026013001

## Discrepancy

FLIGHT AV653,  DURING TAKEOFF ROLL, AFTER APPLICATION OF TAKEOFF THRUST, AN APU FIRE ECAM IND TRIGGERED, FLT CREW PERFORMED A LOW-SPEED ATO IAW OPS & SAFETY PROCEDURES.  ECAM MESSAGE & RED APU FIRE WARNING LIGHT EXTINGUISHED,  AS A PRECAUTION, AIRPORT FIRE SERVICES REQUESTED, FIRE DEPART REPORTED NO VISIBLE ABNORMALITIES FROM AN EXTERNAL INSP.  ACFT RETURNED TO GATE.  MX CONDUCTED A PHYSICAL INSP OF APU & REQUIRED SYS TESTS. INSPECT PERFORMED IAW AMM 49-00-00-200-003-A01,  NO EVIDENCE OF FIRE OR DAMAGE. APU DEFERRED IAW MEL 49-10-01-1A.  FLT  RE-DISPATCHED & COMPLETED WITHOUT INCIDENT. MEL ITEM CLOSED AFTER TROUBLESHOOTING IAW TSM 26-22-00-810-801-A, SUB-TASK 26-22-00-710-050-A.  PERFORMED APU FIRE-EXTINGUISHING LOOP, SQUIB IAW AMM 26-22-00-710-001.  APU OP TESTED IAW AMM 49-00-00-710-010.  ALL TESTS GOOD. SYSTEM RTS.

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