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2Pcs 234-4220 234-4733 Upstream Downstream O2 Oxygen Sensor Replacement for Honda Civic 1999 2000
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2Pcs Upstream & Downstream O2 Sensors for 1999–2000 Honda Civic | 234-4220 234-4733

Sale price  $54.95 Regular price  $59.00
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Signs It's Time to Replace Your O2 Sensor:

  • Stubborn Check Engine Light or failing smog/emissions tests.
  • Rough idling, engine hesitation, and dropping gas mileage.
  • Dealerships or AutoZone quoting you $400+ for a simple repair.
  • Common Trouble Codes: P0420, P0171, P0134, P0138.

Why Choose Our Direct-Fit Sensors?

  • 100% Direct OEM Fit: Exact wire length and connector. Clicks right in, no cutting or splicing required.
  • Instant Fix: Proven to immediately clear dashboard codes and restore smooth engine response.
  • Massive Savings: Get dealer-quality performance at a fraction of the cost.
  • Easy DIY: Save hundreds on labor with a quick 15-to-20 minute driveway install.

!!!

Out of stock in local warehouse
Requires shipment from overseas warehouse
Longer shipping time
Please do not place orders if this is a concern

 

Automotive-Leader Sensors

Vehicle Compatible 

Make
Model
Year
Engine/Displacement
Configuration
Honda
Civic
1999-2000
1.6L L4
All Trims

 

 

Product Specifications

Item
Details
Part Number
234-4220 / 234-4733
Warranty
2 Years (Improve fuel efficiency & Stable performance & Durable)
Placement
Downstream O2 Sensor
Sensor Type
Heated 4-Wire
Harness Length
234-4220: 14.96 IN
234-4733: 13.19 IN
Interchange Part Numbers
234-4220 Series:
36532-PLR-A11, 36532PLRA11, 36532 PLR A11, 234-4220, 2344220, 234 4220
234-4733 Series:
234-4733, 2344733, 36531-P2P-A01, 36531 P2P A01, 36531P2PA01, 36532-PZD-A01, 36532 PZD A01, 36532PZDA01

Note: Professionally load-tested with high-temperature/corrosion resistant materials, 100% after-sales satisfaction guarantee and 24-hour technical support

 

Package Content : 2PCS (234-4220 + 234-4733) Downstream Oxygen Sensor

A Guide for Users Without Repair Experience

1. When your vehicle malfunctions, use a CBD to scan and identify the fault codes (if you're unsure how to scan or interpret the codes, visit our blog for guidance).

2. Identify the faulty component based on the diagnostic code and remove it.

3. Select your vehicle's year, model, and brand directly from the search panel below, or search by the part number on the component to verify compatibility.

4. After selecting, click “Search.” A green result confirms the part is compatible. If unsure, click the result below to view deta

Please check the fitment notes for Oxygen sensor installation location information!!!

Bank 1 Sensor 1 means Upstream Right/Rear; Bank 2 Sensor 1 means Upstream Left/Front

Bank 1 Sensor 2 means Downstream Right/Rear; Bank 2 Sensor 2 means Downstream Left/Front

sensor 1=Upstream sensor 2=Downstream

Why Choose Automotive-Leader Product?

Fast Response & Speed & Stable Performance & Longer Service Life

High-quality materials used, enhance durability performance

100% Rigorous Tested Before On Sale & Shipment

Meet The Professional Specification As OEM Standard

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