Bosch 18134 Oxygen Sensor - Upstream

Reliable Oxygen Sensor for Nissan and Infiniti Vehicles

The Bosch Validated Oxygen Sensor 18134 is designed to provide accurate air-fuel mixture readings for select Nissan and Infiniti models. This heated, wide-band oxygen sensor ensures optimal engine performance and emission control by delivering precise data to your vehicle’s engine management system.

• Heated oxygen sensor for faster response times
• Specific fit for Nissan Altima, Infiniti G25, Nissan Juke, NV2500, and NV3500
• Wide-band sensor type for accurate air-fuel ratio measurement
• 12.2-inch wiring harness with 5 wires and pin terminals
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Durable metal housing with steel finish
• Rectangle male connector with 4 terminals
• Wiring harness included for easy installation

About the Bosch Validated Oxygen Sensor Line

The Bosch Validated Oxygen Sensor line is engineered to meet or exceed OEM specifications, providing reliable emission control solutions for specific vehicle applications. The 18134 sensor is part of this line, offering a standard replacement option with precise fitment and performance tailored for Nissan and Infiniti models. This ensures compatibility and consistent sensor operation within the vehicle’s emission system.

Product Details and Specifications

This oxygen sensor features a heated design to reduce warm-up time, improving sensor responsiveness and engine efficiency. The wide-band sensor type allows for accurate measurement of the air-fuel mixture, which is critical for maintaining optimal combustion and reducing emissions. The sensor includes a 12.2-inch wiring harness with 5 wires, terminated with pin-type connectors arranged in a rectangular male connector housing. The sensor mounts via a threaded 18 mm diameter fitting and uses a 22 mm hex size for installation. The metal housing with a steel finish provides durability under harsh engine conditions. Overall length measures 15.7 inches, with 14.6 inches from sealing surface to connector end.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for Nissan Altima and Infiniti G25 models
• Resolves engine performance issues related to faulty oxygen sensors in Nissan Juke
• Helps correct emission control problems in Nissan NV2500 and NV3500 vans
• Improves fuel efficiency by providing precise air-fuel ratio data
• Reduces engine hesitation and rough idling caused by sensor failure

Installation Notes and Tips

Installation requires removing the old oxygen sensor and threading the Bosch 18134 sensor into the exhaust manifold or pipe. Use a 22 mm oxygen sensor socket for proper tightening. The included wiring harness simplifies connection to the vehicle’s electrical system, matching the original pin and connector configuration. Ensure the sensor is installed in the correct orientation and avoid damaging the wiring during installation. No mounting bracket or additional accessories are included.

Quality Assurance and Warranty

The Bosch Validated Oxygen Sensor 18134 is manufactured to meet OEM standards for fit, form, and function. Bosch provides quality assurance through rigorous testing to ensure reliable operation in emission control systems. This sensor is a standard replacement part designed to maintain compliance with vehicle emission requirements. Warranty details should be confirmed with the point of purchase or Bosch directly.