Walker 250-25168 Oxygen Sensor - Upstream, Upstream Left or Upstream Right

Overview of Walker OE Base Sensor 250-25168

The Walker OE Base Sensor 250-25168 is a heated wide-band oxygen sensor designed for specific vehicle applications including Audi, Ford, Lincoln, Porsche, and Volkswagen models. This oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Heated wide-band oxygen sensor for precise emissions monitoring
• Specific fit for select Audi, Ford, Lincoln, Porsche, and Volkswagen vehicles
• 5-wire design with 6 male terminals and female oblong connector
• Spade terminal type with 22mm wrench size for installation
• Thread size M18 - 1.5 for secure mounting

Detailed Product Features and Specifications

The Walker OE Base Sensor 250-25168 features a heated wide-band sensor type that provides accurate oxygen level readings across a broad range of air-fuel ratios. This sensor includes a 5-wire configuration with 6 male terminals and a female oblong connector, ensuring reliable electrical connections. The spade terminal type simplifies wiring compatibility, while the 22mm wrench size and M18 - 1.5 thread size allow for proper installation and fitment. This oxygen sensor is designed as a specific fit part, compatible with models such as the Audi A3, Volkswagen GTI, Jetta, Beetle, CC, Eos, Ford F-150, Expedition, Lincoln Navigator, and Porsche 911.

About the OE Base Sensor Product Line

The OE Base Sensor line by Walker focuses on delivering oxygen sensors that meet original equipment specifications for fit, form, and function. This product line emphasizes precise sensor technology and reliable performance to maintain factory-level emissions control. The 250-25168 sensor is part of this line, ensuring compatibility and quality for the listed vehicle makes and models.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved engine efficiency
• Helps resolve check engine light codes related to oxygen sensor failure
• Reduces emissions by providing precise feedback to the engine control unit
• Improves fuel economy by maintaining proper combustion
• Prevents rough idling and engine hesitation caused by faulty sensors

Installation Notes and Tips

When installing the Walker OE Base Sensor 250-25168, ensure the vehicle is compatible with this specific fit sensor. Use a 22mm wrench to remove the old sensor and install the new one securely with the M18 - 1.5 thread size. Verify the 5-wire harness and 6 terminal connections match the vehicle’s wiring harness, noting the female oblong connector and male spade terminals. Proper installation will help maintain sensor performance and vehicle emissions compliance.

Quality Assurance and Warranty

Walker OE Base Sensors are manufactured to meet or exceed OEM standards for durability and accuracy. While specific warranty details are not provided here, Walker products typically come with a limited warranty covering defects in materials and workmanship. Using the OE Base Sensor 250-25168 helps ensure reliable emissions control and sensor longevity for your Audi, Ford, Lincoln, Porsche, or Volkswagen vehicle.