Bosch 13142 Oxygen Sensor - Downstream or Upstream

Overview of Bosch Engineered Oxygen Sensor 13142

The Bosch Engineered Oxygen Sensor part number 13142 is designed specifically for Toyota 4Runner, Previa, and T100 models. This narrow-band heated oxygen sensor provides accurate emissions control by monitoring exhaust gases and ensuring optimal engine performance.

• Specific fit for Toyota 4Runner, Previa, and T100
• Narrow-band heated oxygen sensor type for precise readings
• 21.5-inch wiring harness length with 4 wires and blade terminals
• Flange mounting type with 18 mm thread diameter and 22 mm hex size
• Durable metal housing finished in steel for long-lasting use
• Includes a 4-terminal male rectangular connector
• Overall length of 24.8 inches with wiring harness included

Detailed Product Description

The Bosch Engineered Oxygen Sensor 13142 is a standard replacement part engineered to meet the exact specifications of Toyota 4Runner, Previa, and T100 vehicles. Featuring a narrow-band heated sensor, it accurately measures oxygen levels in the exhaust stream to help maintain efficient fuel combustion and reduce emissions. The sensor’s metal housing and steel finish provide durability under high-temperature conditions. It includes a 21.5-inch wiring harness with a 4-wire configuration and blade-type terminals, ensuring reliable electrical connections. The flange mounting type and 18 mm thread diameter allow for secure installation in the exhaust system. The rectangular male connector with four terminals simplifies integration with the vehicle’s wiring harness.

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor product line focuses on delivering precise and reliable emission control components tailored to specific vehicle applications. This line emphasizes compatibility and durability, providing sensors that meet OEM standards for fit and function. The 13142 sensor exemplifies this approach by offering a direct replacement solution for select Toyota models, ensuring consistent engine performance and emissions compliance.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper air-fuel mixture control
• Helps resolve rough idling and engine hesitation caused by faulty sensors
• Reduces increased emissions and failed emissions tests
• Prevents poor fuel economy linked to incorrect oxygen sensor readings
• Eliminates check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

When installing the Bosch Engineered Oxygen Sensor 13142, ensure the vehicle is cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the flange mounting and thread size (18 mm) match the vehicle’s exhaust port. Confirm the wiring harness length and connector type align with the vehicle’s harness to avoid connection issues. Avoid over-tightening to prevent damage to the sensor or exhaust components.

Quality Assurance and Warranty

This Bosch oxygen sensor is manufactured to meet strict quality standards, ensuring reliable performance and durability. It is constructed with a metal housing and heated sensor element to withstand harsh operating conditions. While specific warranty details are not provided here, Bosch products typically come with a limited warranty covering defects in materials and workmanship.