Replaces

O2 Oxygen Sensor Walker Products 250-23131 - WKEOS00107

Walker Products Oxygen Sensor: 250-23131

Walker Products, an ISO 9001-2008 / TS16949 certified company, specializes in the manufacturing and distribution of Fuel System Components and Automotive Engine Management products. Walker is committed to meeting or exceeding OEM or equivalent standards and specifications. This effort is backed by Walker's own manufacturing, product management and engineering expertise.

Specifications:

  • Brand New Walker Oxygen Sensor
  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (19.75 Inches)
  • Upstream Sensor
    • as listed per application
  • 3 wire configuration
  • Replaces dealer part numbers: 226904J901, 22690 4J901, 226904J903, 22690 4J903, 226904W020, 22690 4W020, 226904W021, 22690 4W021, 226905S510, 22690 5S510, 226905S511, 22690 5S511, 226909E800, 22690 9E800, 226909E801, 22690 9E801, 226909M600, 22690 9M600, 226909M601, 22690 9M601, 226918J101, 22691 8J101, 226919M601, 22691 9M601
  • Built and tested to strict quality control standards

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

If you have a bad O2 sensor causing your vehicle to run poorly or fail an emission test then this is the part for you.

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed

Note:  You may be required to reset the vehicle’s computer after installation of this part.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. step : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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Vehicle Fit

  • 2001-2002 Infiniti G20 L4 2.0L Upstream O2 Oxygen Sensor Walker Products 250-23131
  • 2002-2004 Infiniti I35 V6 3.5L Upstream O2 Oxygen Sensor Walker Products 250-23131
  • 2001 Infiniti QX4 V6 3.5L (Built After 9/01 Production Date) Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-23131
  • 2002-2003 Infiniti QX4 V6 3.5L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-23131
  • 2001 Nissan Altima L4 2.4L (Built After 12/01 Production Date) Upstream O2 Oxygen Sensor Walker Products 250-23131
  • 2002-2004 Nissan Altima V6 3.5L Upstream O2 Oxygen Sensor Walker Products 250-23131
  • 2002-2004 Nissan Frontier L4 2.4L Upstream O2 Oxygen Sensor Walker Products 250-23131
  • 2002-2003 Nissan Maxima V6 3.5L Upstream O2 Oxygen Sensor Walker Products 250-23131
  • 2001 Nissan Pathfinder V6 3.5L (Built After 8/00 Production Date) Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-23131
  • 2002 Nissan Pathfinder V6 3.5L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-23131
  • 2001 Nissan Sentra L4 1.8L (excluding Clean Air Vehicle (CAV)) (Built After 3/01 Production Date) Upstream O2 Oxygen Sensor Walker Products 250-23131
  • 2002-2004 Nissan Xterra L4 2.4L Upstream O2 Oxygen Sensor Walker Products 250-23131

This part replaces:

  • Walker Products 250-23131
Only 2 left in stock
Part #: WKEOS00107

Walker Products
Brand #: 250-23131

How-to Video:

(03:08 min)