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The Denso 234-9002 Air Fuel Ratio Sensor is a high-precision, OE-quality replacement part designed for 1999-2004 Toyota 4Runner and Tacoma models. Built with durable zirconium and stainless steel, it delivers accurate air/fuel ratio readings across a wide range (10:1 to 18:1) while withstanding temperatures up to 1200°C. This sensor ensures optimal engine performance, improved fuel efficiency, and reduced emissions, all in a straightforward, bolt-on installation that saves time and costly shop fees.

| ASIN | B000C5YCYS |
| Best Sellers Rank | #71,369 in Automotive ( See Top 100 in Automotive ) #147 in Automotive Replacement Oxygen Sensors |
| Brand | Denso |
| Brand Name | Denso |
| Customer Reviews | 4.7 out of 5 stars 731 Reviews |
| Global Trade Identification Number | 00042511110373 |
| Included Components | Air/Fuel Ratio Sensor |
| Item Dimensions | 5.75 x 2.19 x 1.88 inches |
| Item Type Name | Fuel Sensor |
| Item Weight | 4 ounces |
| Item dimensions L x W x H | 5.75 x 2.19 x 1.88 inches |
| Manufacturer | Denso |
| Material | Stainless Steel, Zirconium |
| Material Type | Stainless Steel, Zirconium |
| Maximum Supply Voltage | 5 Volts |
| Measurement Accuracy | Highly Accurate |
| Measuring Range | 10:1 - 18:1 |
| Model | 234-9002 |
| Mounting Type | Flange Mount |
| Output Type | Digital |
| Part Number | 234-9002 |
| Specific Uses For Product | Replacement Air/Fuel Ratio Sensor |
| Style | Replacement Part |
| Style Name | Replacement Part |
| UPC | 042511110373 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 1200 Degrees Celsius |
| Warranty Description | Includes manufacturer provided warranty |
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