# SDR QXEA2021021100058

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2021
- Submitted: February 11, 2021
- Operation: Air carrier
- Aircraft: [N642QX](https://openairdocs.org/aircraft/N642QX), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000762
- Aircraft time: 6,226 hours, 3,712 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Warning Message
- Condition: False Activation
- Location: Brake System
- 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/QXEA2021021100058

## Discrepancy

LH/RH BRAKE FAULT CAS MESSAGE AS WE TOOK THE RUNWAY. AUTO BRAKE KICKED OFF AND A/C SURGED FORWARD MOMENTARILY. ABORTED TAKEOFF RETURNED TO THE GATE. REMOVED FROM SERVICE. NO RELATED CMC FAULTS TO EITHER LH/RH BRAKE FAULT MSGS, ALSO NO AUTO BRAKE FAULTS NOTED. DID FIND FAULT CODE 32533300NWS MAU1 BCM1/MAU2 NWSCM/WRG. REF FIM TASK 32-53-00-810-803-A. DEEMED TO BE A TRANSITORY CONDITION OF NIC+PROCESSOR MODULE 1. NO CURRENT RELATED MSGS OR CMC FAULTS NOTED. NO RECENT RELATED HISTORY IN TRAX. A/C OK FOR CONTINUED SERVICE.

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