Bosch 13558 Oxygen Sensor - Downstream

Overview of Bosch Engineered Oxygen Sensor 13558

The Bosch Engineered Oxygen Sensor 13558 is designed specifically for Lexus GS300 models, providing precise emission control and optimal engine performance. This narrow-band heated oxygen sensor ensures accurate air-fuel mixture readings to help maintain your vehicle’s emission standards.

• Specific fit for Lexus GS300
• Heated narrow-band oxygen sensor type
• Threaded mounting with 18 mm thread diameter
• 28.9-inch wiring harness length with 4-wire configuration
• Blade terminal type with male connector and rectangular shape
• Standard replacement grade with metal housing and steel finish
• Includes wiring harness for direct installation
• Overall length of 32.3 inches for proper fitment

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering reliable emission control components tailored to specific vehicle applications. The 13558 sensor is engineered to meet OEM specifications for the Lexus GS300, ensuring compatibility and consistent performance. This product line emphasizes precise sensor technology, including heated elements and durable metal housings, to support efficient engine management systems.

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 readings. The sensor’s 4-wire configuration and blade terminal type with a male rectangular connector ensure secure electrical connections. Its threaded mounting type with an 18 mm thread diameter allows for straightforward installation in the exhaust system. The sensor’s metal housing and steel finish contribute to its durability under high-temperature conditions. With a wiring harness length of 28.9 inches and an overall length of 32.3 inches, this sensor fits precisely in the Lexus GS300’s emission control system.

Common Applications and Issues Addressed

• Helps maintain proper air-fuel ratio for efficient combustion
• Reduces harmful emissions by providing accurate feedback to the engine control unit
• Resolves check engine light triggers related to oxygen sensor faults
• Improves fuel economy by optimizing engine performance
• Prevents rough idling and engine hesitation caused by faulty sensors

Installation Notes and Tips

When installing the Bosch Engineered Oxygen Sensor 13558 on a Lexus GS300, ensure the sensor threads are clean and free of debris. Use a 22 mm hex socket for proper tightening without damaging the sensor. The included wiring harness simplifies connection, but verify the blade terminals and male connector align correctly with the vehicle’s wiring. Avoid over-tightening to prevent thread damage. No mounting bracket is included, so use the existing mounting point on the vehicle.

Quality Assurance and Warranty

This oxygen sensor is manufactured to meet OEM standards for fit, form, and function. Bosch provides a standard replacement grade sensor designed for durability and reliable operation. While specific warranty details are not provided here, Bosch products typically come with a limited warranty covering defects in materials and workmanship. Always consult the product packaging or Bosch documentation for exact warranty terms.