# SDR AUS20040191

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2004
- Submitted: June 4, 2004
- Operation: General aviation
- Make and model: Cessna 402B
- Registry model: [Cessna 402B](https://openairdocs.org/model/cessna-402b) (OpenAirDocs)
- Engine: Cont TSIO520VB
- Propeller: Mcauly 3AF32C93
- System (JASC): [3497 · Navigation System Wiring](https://openairdocs.org/jasc/3497)
- Part: Wire
- Condition: Faulty
- Location: Atc Transponder
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20040191

## Discrepancy

(AUS) TRANSPONDER WIRING SUSPECT FAULTY. TRANSPONDER AND GPS WIRING PARALLEL WHICH CAN CAUSE INACCURATE ALTITUDE READINGS.

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