Service difficulty report · Ahrs · Emb EMB505

Difficulty date
March 11, 2026
Submitted
March 12, 2026
Operation
Air carrier
Aircraft
N386QS
Make and model
Emb EMB505
Aircraft serial
50500309
Aircraft time
9,437 hours, 7,358 cycles
Part
Ahrs
Condition
Failed
Stage of operation
CR
How discovered
L
Nature of condition
O
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AHRS 2 FAIL AT 32000', ACCOMPANIED BY AP FAIL AND YD FAIL. PFD 2 AUTO REVERTED TO AHRS 1. AFTER SEVERAL MINUTES AHRS 2 FAIL CAS CLEARED. POSSIBLY ASSOCIATED, AHRS 1 &2 FAULT CAS APPEARED DURING LANDING. CLEARED AFTER LANDING CORRECTIVE ACTION: PER EMBRAER CONTACT CENTER REQUEST, C/W PHENOM 300 FIM TASK 34-21-00-810-802-A AND FOUND NO DISCREPANCIES. FAULT COULD NOT BE DUPLICATED. NJA MCC AND EMBRAER CONTACT CENTER BOTH ELECTED TO CLEAR THIS FAULT BASED ON TROUBLESHOOTING STEPS DONE. WORK PERFORMED REF PHENOM 300 FIM CH 34-21-00.

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