Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (18.7")
  • Downstream Sensor as listed per applications
  • Heated
  • 4 wire configuration
  • Built and tested to strict quality control standards
  • Includes removal and installation tool

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 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

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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Not the right part
I got this part because it said it would work on my ulev honda accord. And I found out the hard way that it doesnt. So I wasted my time labor and money for nothing. They should be more specific on what they say in the summary of what cars it fits and works on....
January 27, 2017
Purchased
1 year ago
Response from 1A Auto
Hello Ian. I am sorry to hear the part did not fit your car. The listing states it is a downstream O2 sensor for 1998-2002 Accords with a 2.3L engine and excludes "EX" models. If your information matches that description and wish to return the part please call us at 888-844-3393.
January 29, 2017
Tim K Staff
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Vehicle Fit

  • 2000-2005 Acura NSX Rear Bank Downstream O2 Oxygen Sensor with Install Tool
  • 1998-2002 Honda Accord (excluding EX Models) L4 2.3L Downstream O2 Oxygen Sensor with Install Tool
  • 2001-2005 Honda Civic EX L4 1.7L Downstream O2 Oxygen Sensor with Install Tool

This part replaces:

  • OE # 36542PR7A51
  • Standard Motor Products SG1861
Part #: 1AEEK00686

Out of Stock

How-to Video:

(03:08 min)