# SDR ASAA2023110146034

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 1, 2023
- Submitted: November 7, 2023
- Operation: Air carrier
- Aircraft: [N953AK](https://openairdocs.org/aircraft/N953AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44103
- Aircraft time: 4,015 hours, 1,163 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: TX
- 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/ASAA2023110146034

## Discrepancy

APU FAILED TO START ON TAXI IN TO GATE AND FAULT LIGHT ILLUMINATED. GROUNDED - YES. ON DEFERRAL.

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