Speranza A516 Engine Coolant Temp Sensor (A11-3808010)

Full Product Name: Engine Coolant Temperature Sensor
OEM Part No.: A11-3808010
Fitment: Speranza A516 models
Structure & Specs: Brass threaded body, 2-pin waterproof connector, NTC negative temperature coefficient thermistor structure, aftermarket direct-fit version with matching thread, pin layout and resistance parameters
Core Function: Monitor engine coolant temperature in real time, send temperature signals to ECU, adjust fuel injection volume, control cold start idle speed and cooling fan operation, prevent engine overheating, improve cold start performance and fuel efficiency
Common Faults: Sensor aging or damage leads to hard cold start, rough idle, abnormal cooling fan operation, incorrect temperature reading, high fuel consumption and check engine light warning
Replacement Tips: Ensure the sealing ring is intact, tighten with proper torque to prevent coolant leakage; only install when engine is fully cooled to avoid burns; check for leaks and clear fault codes before road test