What was found
DURING CRUISE AT FL 360 ENG 2 FIRE BOTTLE FAIL ILLUMINATED ENG 1 FIRE BTL B FAIL ILLUMINATED EXTINGUISHED AND THEN RETURNED. REMOVED FROM SERVICE. PERFORMED E175 FIM 26-21-00-810-810A ITEMS 1-6D FAULTS AND MESSAGES RETURNED FOUND FAULT CODE 26210044UTI DISCONNECTED B BOTTLE T6PS CONNECTOR AS REQUIRED FAULT NO LONGER DISPLAY ON EICAS RECONNECTED B BOTTLE T6PS CONNECTOR AS REQUIRED FAULT DISPLAYED ON EICAS 34288 R&R ENGINE FIRE EXTINGUISHER BOTTLE B PER E175 AMM 26-21-03-001/400-801A NO FAULTS DISPLAYED ON EICAS OPS TEST GOOD NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.