Bosch 15141 Oxygen Sensor - Downstream Right

Reliable Oxygen Sensor for Cadillac SRX and STS

The Bosch Validated Oxygen Sensor 15141 is designed specifically for Cadillac SRX and STS models, providing accurate air-fuel mixture readings to optimize engine performance and emissions control. This narrow-band heated oxygen sensor ensures precise monitoring for efficient combustion and reduced emissions.

Key Features of Bosch Oxygen Sensor 15141

• Specific fitment for Cadillac SRX and STS vehicles
• Narrow-band heated oxygen sensor type for accurate readings
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Includes a 27.8-inch wiring harness with 4-pin male connector and female terminals
• Durable metal housing finished in steel for long-lasting performance
• Overall length of 31.1 inches and sealing surface to connector length of 29.9 inches
• Standard replacement grade ensuring reliable emission control

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor product line focuses on delivering sensors that meet strict quality and performance standards. These sensors are engineered to provide precise oxygen level measurements, helping maintain optimal engine efficiency and compliance with emission regulations. The 15141 sensor is part of this line, ensuring compatibility and reliability for Cadillac SRX and STS models.

Detailed Product Description

This Bosch oxygen sensor features a narrow-band heated design, which allows it to quickly reach operating temperature and provide accurate oxygen level data to the engine control unit. The sensor’s 4-wire configuration includes a heated element and signal wires, connected via a square-shaped 4-pin male connector with female terminals. The threaded mounting type with an 18 mm diameter and 22 mm hex size allows for secure installation in the exhaust system. The metal housing finished in steel offers durability against heat and corrosion. With a wiring harness length of 27.8 inches and an overall length of 31.1 inches, this sensor fits precisely in the designated locations on Cadillac SRX and STS vehicles.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Helps reduce harmful emissions by ensuring proper combustion
• Resolves engine performance issues related to faulty oxygen sensors
• Prevents check engine light triggers caused by sensor malfunctions
• Supports smooth engine idling and acceleration response

Installation Notes and Tips

When installing the Bosch 15141 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. Use a 22 mm socket for proper tightening without damaging the sensor. Verify the wiring harness length and connector type match the vehicle’s factory specifications. Avoid over-tightening to prevent damage to the sensor or exhaust components. It is recommended to replace oxygen sensors in pairs when applicable to maintain balanced sensor readings.

Quality Assurance and Warranty

The Bosch Validated Oxygen Sensor 15141 is manufactured to meet OEM standards for fit, form, and function. Bosch’s quality control processes ensure consistent sensor performance and durability. This oxygen sensor is a standard replacement grade part designed to provide reliable emission control and engine management support. Warranty coverage details should be confirmed with the parts provider or Bosch directly.