B737 Next Generation Undifferentiated
Flight Crew Instrument; Flight Crew Multiengine; Flight Crew Air Transport Pilot (ATP)
Flight Crew Last 90 Days 210; Flight Crew Type 13000
Workload
Aircraft Equipment Problem Critical
Air Traffic Control Provided Assistance; Flight Crew Requested ATC Assistance / Clarification; Flight Crew Landed in Emergency Condition; General Maintenance Action
Aircraft
Approaching ZZZ; we experienced an EGT FAIL on the #1 engine with erratic engine indications. We notified ATC of Aircraft status; gave soul count of XXX; fuel [remaining]; CFR (crash fire rescue equipment) to meet aircraft upon landing; and our desire to land on longer runway of XXL.  Flight Attendants were fully briefed on the situation. QRH pertaining to ENG FAIL complied with. First Officer (FO) maintained control of aircraft while Captain completed all checklists; briefings; and ATC coordination. At approximately 6;500 ft. MSL; all checklists were complete and appropriate data entered. Captain took control of the aircraft; as PF; to perform the single-engine approach and landing. Aircraft landed normally.  CFR circled aircraft to ensure all was well. Passengers briefed. Brake cooling module was performed. We waited the required XX minutes for cooling. Aircraft parked at the gate with normal Passenger deplanement. Captain met with ZZZ Maintenance. Captain performed a full Flight Attendant de-briefing.  Captain then called the ZZZ1 Chief Pilot on call; Maintenance; Supervisor; and Dispatch. Captain further met with the ZZZ Chief Pilot to complete debriefing. No further incident ensued.
Air carrier Captain reported an EGT fail on the #1 engine and other erratic engine indications during approach. The flight continued to a single-engine approach and landing; with normal passenger deplanement.