The 4-wire narrow-band oxygen sensor is a replacement sensor for 2008-2010 Nissan Aprio, 2011-2017 Renault Fluence, 2012-2017 Renault Sandero, 2013-2020 Renault Duster and 2015-2019 Renault Logan. It signals whether the exhaust is running rich or lean so the engine computer can trim fuel delivery. A built-in heater brings the element to operating temperature quickly after a cold start.

Walker Products 250-241102 Oxygen Sensor Features:

• Fits 2008-2010 Nissan Aprio; 2011-2017 Renault Fluence; 2012-2017 Renault Sandero; 2013-2020 Renault Duster; 2015-2019 Renault Logan
• Engine coverage includes 1.6L I4, 2.0L I4 applications
• Sensor locations by application: B1S1, B1S2 (bank and sensor number)
• Used in both upstream and downstream positions, depending on application
• 4-wire narrow-band oxygen sensor
• Built-in heater for fast warm-up
• M18x1.5 threaded mounting with a 22 mm hex, 525 mm (20.7 in.) overall length
• Female rectangle connector at the harness end with 4 pin terminals
• Platinum electrode layer with a protective coating against combustion residue