NTK 24405 Oxygen Sensor - Downstream Right

NTK Direct Fit Oxygen Sensor for Pathfinder

NTK Part Number 24405 is a direct fit heated oxygen sensor for the 2003 Nissan Pathfinder, Downstream Right. It is built as a specific-fit replacement for B1S2 applications and is engineered to match OE-style fit, form, and function.

NTK’s Direct Fit Oxygen Sensor line focuses on streamlined application coverage and precise replacement fitment for import and domestic vehicles. For a 2003 Nissan Pathfinder oxygen sensor replacement, this part number 24405 provides a direct-fit solution for the downstream right location.

Key Features

• Direct fit oxygen sensor for specific application use
• Heated sensor design for faster operating readiness
• 4-wire configuration
• Threaded mounting type with 18 mm thread diameter
• 35.0000 wiring harness length
• OE-style fit, form, and function for emission control service

Fitment Details

Fits 2003 Nissan Pathfinder, downstream right.

Cross-reference part numbers include Bosch 15526 and DENSO Auto Parts 234-4310 for the same application.

What It Helps Address

• Check engine light related to oxygen sensor performance
• Incorrect air-fuel ratio feedback from a worn downstream sensor
• Emission control faults tied to B1S2 sensor operation
• Slow sensor response caused by aging heated oxygen sensor components
• Replacement needs for a damaged or contaminated exhaust sensor

Installation Notes

Verify the downstream right position and connector match before installation. Confirm thread size, wire count, and harness length against the original sensor on the 2003 Nissan Pathfinder. Use proper exhaust sensor removal practices to avoid thread damage and ensure a secure threaded installation.

Quality Assurance

NTK manufactures oxygen sensors with controlled ceramic technology and extensive production testing to help meet or exceed OE specifications. As part of the NGK family of products, NTK supports original equipment-level application coverage for import and domestic vehicles.