Bosch 13198 Oxygen Sensor - Upstream

Reliable Oxygen Sensor for Toyota 4Runner, Celica, Pickup, and T100

The Bosch Engineered Oxygen Sensor part number 13198 is designed specifically for select Toyota models including the 4Runner, Celica, Pickup, and T100. 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 management system.

• Specific fit for Toyota 4Runner, Celica, Pickup, and T100
• Narrow-band heated oxygen sensor with 4-wire design
• 12-inch wiring harness length with included harness
• Blade terminal type with 4 male terminals and rectangular connector
• Flange mounting type with 18 mm thread diameter and 22 mm hex size
• Durable metal housing finished in steel
• Overall length of 15.7 inches for proper installation

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering precise and reliable emission control components tailored to specific vehicle applications. This product line emphasizes quality materials and exact fitment to maintain factory-level performance and emissions compliance. The 13198 oxygen sensor is part of this line, engineered to meet the demands of Toyota vehicles requiring a narrow-band heated sensor with a flange mount and specific connector configuration.

Product Details and Specifications

This oxygen sensor features a narrow-band heated sensor type with a 4-wire configuration, allowing for efficient and accurate measurement of oxygen levels in the exhaust gases. The sensor includes a 12-inch wiring harness and a rectangular male connector with blade terminals, ensuring secure electrical connections. The flange mounting type with an 18 mm thread diameter and 22 mm hex size facilitates straightforward installation. Constructed with a metal housing finished in steel, this sensor is built to withstand harsh engine environments. The overall length of 15.7 inches and a wiring harness length of 12 inches provide the necessary reach for proper placement in the exhaust system.

Common Applications and Issues Addressed

• Replacement for faulty or failing oxygen sensors in Toyota 4Runner, Celica, Pickup, and T100
• Helps resolve engine performance issues related to incorrect air-fuel mixture readings
• Reduces emissions by ensuring accurate oxygen level monitoring
• Prevents check engine light triggers caused by sensor malfunctions
• Improves fuel efficiency by maintaining proper combustion control

Installation Notes and Tips

When installing the Bosch Engineered Oxygen Sensor 13198, 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 match the vehicle’s exhaust port. Connect the 4-wire harness securely to the rectangular male connector, confirming proper terminal engagement. No mounting bracket is included, so use the existing mounting point on the vehicle. Proper torque specifications should be followed to avoid damage to the sensor or exhaust components.

Quality Assurance and Warranty

Bosch Engineered Oxygen Sensors are manufactured to meet OEM standards for fit, form, and function. The 13198 sensor undergoes rigorous testing to ensure durability and reliable performance under typical operating conditions. This part is a standard replacement grade sensor designed to maintain emissions compliance and engine efficiency. Warranty coverage details should be confirmed with the parts provider or Bosch directly.