Bosch 13226 Oxygen Sensor - Downstream Right

Overview of Bosch Actual OE Oxygen Sensor 13226

The Bosch Actual OE Oxygen Sensor 13226 is designed specifically for Nissan Pathfinder and Infiniti QX4 models. This narrow-band heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine control unit.

• Specific fit for Nissan Pathfinder and Infiniti QX4
• Heated narrow-band oxygen sensor for reliable operation
• Threaded mounting type with 18 mm thread diameter
• 33.1-inch wiring harness length with 4-wire blade terminals
• Durable metal housing with steel finish and 22 mm hex size
• Includes wiring harness with male square connector
• Standard replacement grade for direct OE fit

Detailed Features and Specifications

This Bosch oxygen sensor (part number 13226) features a heated narrow-band sensor type, which helps the engine control module maintain the correct air-fuel ratio by measuring oxygen levels in the exhaust gases. The sensor is equipped with a 33.1-inch wiring harness and a 4-wire blade terminal configuration, ensuring compatibility with the vehicle’s existing electrical system. The sensor’s metal housing and steel finish provide durability under high-temperature conditions. It mounts via a threaded connection with an 18 mm thread diameter and includes a 22 mm hex size for installation using standard tools.

About the Bosch Actual OE Oxygen Sensor Product Line

The Bosch Actual OE Oxygen Sensor line is engineered to meet original equipment specifications, providing a direct replacement for factory-installed sensors. This product line focuses on delivering reliable emissions control components that maintain vehicle performance and comply with environmental standards. The 13226 sensor is part of this line, ensuring it matches the fit, form, and function required by Nissan Pathfinder and Infiniti QX4 models.

Common Applications and Problem Resolution

• Restores accurate oxygen sensing for proper fuel mixture control
• Resolves check engine light issues related to oxygen sensor faults
• Improves fuel efficiency by providing correct exhaust gas readings
• Reduces harmful emissions by maintaining optimal combustion
• Eliminates rough idling or engine hesitation caused by faulty sensors

Installation Notes and Tips

Installation requires a 22 mm wrench or oxygen sensor socket to remove and install the sensor. Ensure the threaded mounting hole is clean before installation to prevent cross-threading. The 4-wire blade terminal and male square connector should be securely connected to the vehicle’s wiring harness. No mounting bracket is included, so use the existing mounting location on the exhaust system. Verify sensor orientation and wiring harness routing to avoid damage during operation.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and performance. The Actual OE Oxygen Sensor 13226 is a standard replacement grade part designed to match OEM specifications. While specific warranty details are not provided here, Bosch typically offers limited warranties on their emission control components to cover manufacturing defects.