---
product_id: 173452342
title: "Denso 234-9042 Air Fuel Ratio Sensor"
brand: "denso"
price: "SAR 1241"
currency: SAR
in_stock: true
reviews_count: 5
url: https://www.desertcart.com.sa/products/173452342-denso-234-9042-air-fuel-ratio-sensor
store_origin: SA
region: Saudi Arabia
---

# 302mm wire length 800°C max temp rating 18mm thread diameter Denso 234-9042 Air Fuel Ratio Sensor

**Brand:** denso
**Price:** SAR 1241
**Availability:** ✅ In Stock

## Summary

> 🔥 Tune your ride with precision – because every millisecond counts!

## Quick Answers

- **What is this?** Denso 234-9042 Air Fuel Ratio Sensor by denso
- **How much does it cost?** SAR 1241 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/173452342-denso-234-9042-air-fuel-ratio-sensor)

## Best For

- denso enthusiasts

## Why This Product

- Trusted denso brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Durable alumina construction resists corrosion and abrasion, guaranteeing long-term reliability.
- • **High-Heat Endurance:** Operates flawlessly up to 800°C, perfect for demanding automotive environments.
- • **Effortless Installation:** Standard 18mm thread and 302mm wire length make upgrades seamless and hassle-free.
- • **Precision Oxygen Sensing:** Zirconia solid electrolyte ensures <5% measurement accuracy for optimal engine performance.
- • **Advanced Contaminant Protection:** Porous PTFE filter blocks water and engine debris, preserving sensor integrity.

## Overview

The Denso 234-9042 Air Fuel Ratio Sensor delivers highly accurate exhaust gas measurements using zirconia solid electrolyte technology. Built with durable alumina material and a protective PTFE filter, it withstands harsh conditions up to 800°C. Featuring an 18mm thread and 302mm wire length, it offers easy installation and reliable performance, making it an essential upgrade for optimizing your vehicle’s fuel efficiency and emissions.

## Description

Denso Air and Fuel Ratio sensor is designed to detect the amount of the exhaust gas air and fuel ratio. It is constructed from durable material that is corrosion and abrasion resistant. This sensor features zirconia solid electrolyte integrated with alumina heater substrate which precicely controls the amount of oxygen concentration that flows into the diffusion layer to limit current flow. This sensor can easily be installed and ensures longevity.Porous PTFE filter allows atmospheric oxygen the enter the sensor without permitting water or engine contaminants to seep into the casing.

## Features

- Manufactured to detect the amount of exhaust gas air fuel ratio
- Constructed from durable material
- Features zirconia solid electrolyte
- Highly accurate
- Easy installation. The thread diameter is 18mm and the wire length is 302mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B000PWUX14 |
| Brand | Denso |
| Customer Reviews | 4.6 4.6 out of 5 stars (456) 4.6 out of 5 stars |
| Global Trade Identification Number | 00042511112650 |
| Item Dimensions | 14.6 x 5.6 x 4.8 centimetres |
| Manufacturer | Denso |
| Manufacturer Part Number | 234-9042 |
| Material | Alumina |
| Measurement Accuracy | <5% |
| Measuring Range | 10:1 - 18:1 |
| Model Number | 234-9042 |
| Mounting Type | Flange Mount |
| Output Type | resistance |
| Specific Uses For Product | automotive |
| Style Name | Modern |
| Unit Count | 1.0 count |
| Upc | 042511112650 |
| Upper Temperature Rating | 800 Degrees Celsius |

## Product Details

- **Brand:** Denso
- **Item dimensions L x W x H:** 14.6 x 5.6 x 4.8 centimetres
- **Material:** Alumina
- **Measurement accuracy:** <5%
- **Style:** Modern

## Images

![Denso 234-9042 Air Fuel Ratio Sensor - Image 1](https://m.media-amazon.com/images/I/41m7WOJ0XzL.jpg)
![Denso 234-9042 Air Fuel Ratio Sensor - Image 2](https://m.media-amazon.com/images/I/41SDX1m+OjL.jpg)
![Denso 234-9042 Air Fuel Ratio Sensor - Image 3](https://m.media-amazon.com/images/I/41mlBYG8--L.jpg)
![Denso 234-9042 Air Fuel Ratio Sensor - Image 4](https://m.media-amazon.com/images/I/51rkofayB9L.jpg)
![Denso 234-9042 Air Fuel Ratio Sensor - Image 5](https://m.media-amazon.com/images/I/51OJ-qitO6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great experience
*by  on Reviewed in the United States 2 September 2026*

Excellent

### ⭐⭐⭐⭐⭐ El mejor
*by  on Reviewed in Mexico 9 August 2023*

El sensor es originalEsta a un super precio funciona muy bien con toyotaCumple con todo lo que ofreceSolo Denso para tu toyota

### ⭐⭐⭐⭐⭐ Works great so far
*by  on Reviewed in Canada 12 August 2024*

Works great so far, no check engine light.

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**Shop now:** [https://www.desertcart.com.sa/products/173452342-denso-234-9042-air-fuel-ratio-sensor](https://www.desertcart.com.sa/products/173452342-denso-234-9042-air-fuel-ratio-sensor)

---

*Product available on Desertcart Saudi Arabia*
*Store origin: SA*
*Last updated: 2026-09-28*