Oxygen Sensor for 2008-2012 Nissan Pathfinder & More - Walker 350-34198

Walker Products 350-34198 oxygen sensor for the 2008-2012 Nissan Pathfinder V8 5.6L and other vehicles measures the amount of oxygen in the exhaust gas. It is a narrow-band, direct-fit sensor made for its specific application and fitment position.

• Provides the diagnostic system feedback the ECU requires
• Monitors exhaust gases and helps reduce pollutants
• Fine-tunes the air-fuel mixture from oxygen readings to support fuel economy
• Electrodes made of a gas-permeable platinum layer
• Electrode coating protects against contamination and erosion from combustion residue and particulates in the exhaust gases

Quick facts

• Part: Walker Products 350-34198 oxygen sensor
• Fits: 2008-2012 Nissan Pathfinder V8 5.6L and other vehicles
• Position: Upstream, downstream, downstream left, downstream right
• Condition: New

Rough running, higher fuel use, more exhaust emissions or a lit malfunction indicator light can mean the sensor is worn, though a damaged wiring harness or connector can be behind them too. Inspect both for damage before replacing the sensor.

Fits

This oxygen sensor for the 2004-2015 Nissan Titan V8 5.6L also fits the 2003-2006 Nissan Sentra 4-cylinder 1.8L and many other Nissan and Infiniti models. This listing is one sensor, and the 2008-2012 Nissan Pathfinder V8 5.6L takes one. If your car is not named here, look up its year and engine in the "Vehicles it fits" section.

Specifications

Interchange: CTK-OSNS4005