2Pcs Upstream&Downstream Oxygen Sensor For 2010-2012 Nissan Sentra 2.0L Calif.

Product Description

Package Included:  2 pcs oxygen sensors
234-9082 (4-Wire Oxygen Sensor)  x1    Upstream

234-4380 (4-Wire Oxygen Sensor)  x1    Downstream
Warranty: 3 years(Fully Tested)
Constructed from high quality material.
Manufactured with precision to meet OE standards; Easy installation.

Note:Please check it clearly,confirm suited to your needs
Fitment: 
【Note: Please check OE number and pictures clearly,confirm suited to your needs.】

For Nissan  Sentra  2009-2012  2.0L  California Emissions


 

THE ADVANTAGES OF OUR OXYGEN SENSOR.

1. Improves engine performance
2. Monitors combustion process and reduce emission
3. Gas saving
4. Meet or exceed OEM specification

 

HOW TO IDENTIFY DEFECTIVE OXYGEN SENSOR?
1.Reduced gas mileage
2.Exhaust smells bad like rotten eggs
3.Check engine light lights up 
4.Engine idles rough
5.Car is suddenly hard to start

 

HOW TO INSTALL OXYGEN SENSOR?
Step 1: Pull the plug and remove the oxygen sensor.
Step 2: Compare the new sensor with the old one to ensure they are same model.
Step 3: Add a small amount of anti-sticking agent on the screw thread.
Step 4: Slightly tighten the sensor against wires damage and sensor leakage.
Step 5: Turn on the ignition, and use the scanner to remove the codes.

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