Description
Product Overview
Part Name: Nitrogen NOx Oxygen Sensor
Part Numbers: 89830-23941
Vehicle Compatibility: ISUZU Diesel Trucks (US Models) – Designed for EPA Tier 4 emission-compliant engines in ISUZU NPR, NQR, NRR, and F-Series trucks equipped with SCR (Selective Catalytic Reduction) exhaust systems (2014–2024)
Configuration: OEM-style NOx sensor engineered to provide accurate nitrogen oxide detection in diesel exhaust gases. Built to handle high exhaust temperatures and vibration typical of heavy-duty operation.
Function: Monitors NOx concentrations and sends data to the ECU for precise AdBlue/DEF injection, ensuring efficient combustion, improved fuel economy, and full compliance with U.S. EPA Tier 4 standards.
Technical Specifications
Type: Nitrogen Oxide (NOx) Oxygen Sensor
Material: Stainless steel body with ceramic sensing element and heat-protected wiring harness
Application: Fits ISUZU Tier 4 diesel engines (2014–2024) using NOx sensor reference 89830-23941
Cross-Reference: Equivalent to ISUZU OE part number above; compatible with OEM SCR and DEF systems across medium-duty ISUZU truck platforms
Installation: Direct-fit replacement; threads into OEM exhaust port and connects easily to the factory wiring harness
Service Interval: Replace when emission fault codes appear, NOx readings fluctuate, or SCR efficiency decreases
Delivery & Availability
Stock Options: High-quality aftermarket ISUZU NOx sensors available
Delivery Time: 3–7 days internationally
Payment & Security
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