SDR SIMA20260619001

Service difficulty report · Mau · Emb ERJ170200LR

Difficulty date: June 19, 2026
Submitted: June 22, 2026
Operation: Air carrier
Aircraft: N285NN
Make and model: Emb ERJ170200LR
Aircraft serial: 17000823
Aircraft time: 16,312 hours, 11,229 cycles
System (JASC): 3140 · Central Computers
Part: Mau
Part number: 70382311902
Condition: Faulted
Location: Nr 1a
Stage of operation: CR
How discovered: V
Nature of condition: J
Precautionary procedure: O

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

What was found

AVNX MAU 1A FAIL IN FLIGHT. CHECK ADDITIONAL EICAS MSG'S (EMERGENCY DECLARED) PERFORMED SYS T/S AS PER EMB-175 FIM 31-41-00, RAR NIC 1 - PROC 1 MODULE IAW AMM 31-41-04, UPLOAD OP SOFTWARE IAW AMM 45-45-00, AND OPT IS GOOD IAW EMB-175 AMM 31-41-04. ALL MSGS CLEARED ALSO REF AML PG # 102402139 ITEM 1 FOR ADDITIONAL CORRECTIVE ACTION.

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