- Type: Oxygen Sensor replacement - Part Number: 392103E140,39210-3E140,39210 3E140 - Material and installation: Oxygen Sensor made from durable material; facilitates easy installation Key benefits - Function: Replaces a worn or faulty oxygen sensor to help the engine control unit read accurate exhaust data and maintain proper air-fuel ratio. - Durability: Built to withstand high exhaust temperatures and harsh operating conditions for longer service life. - Installation: Designed for straightforward replacement to minimize vehicle downtime and ensure reliable performance. - Compatibility and performance: Provides a direct replacement option that aligns with standard sensor design and electrical connections for broad applicability. 2-3 practical use scenarios - Routine maintenance: Replacing a failing O2 sensor to restore optimal engine performance, fuel efficiency, and smooth idling. - Emissions diagnostics: Used when check engine or emissions codes indicate a faulty oxygen sensor, helping to clear warnings after replacement. - Serviceable repairs: Suitable for use during exhaust system service where a fresh sensor is required to restore accurate exhaust readings.