Walker 250-25137 Oxygen Sensor - Upstream, Upstream Front or Upstream Rear

Overview of Walker 250-25137 Oxygen Sensor

The Walker 250-25137 oxygen sensor is designed specifically for select Honda models, including the Civic, CR-V, and Odyssey. This 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.

• Heated oxygen sensor with 5-wire configuration
• Specific fit for Honda City, Civic, Clarity, CR-V, HR-V, Insight, Odyssey, Passport, Pilot, and Ridgeline
• Wiring harness length of 10.35 inches for proper installation
• 20 gauge wire for reliable signal transmission
• 18mm thread diameter and 13.9 inches overall length
• Male connector for secure electrical connection

Detailed Product Description

This oxygen sensor from Walker Products OE is engineered to meet the exact specifications of Honda vehicles, ensuring compatibility and reliable operation. The heated sensor type allows for faster warm-up times, improving emissions control during cold starts. With a 5-wire design and 20 gauge wiring, the sensor provides stable and accurate readings to the engine control unit. The 18mm thread diameter and 13.9-inch overall length make it suitable for direct replacement without modification. The 10.35-inch wiring harness length offers flexibility during installation while maintaining a secure connection through the male connector.

Walker Products OE Brand Line

Walker Products OE focuses on delivering emission control components that meet or exceed original equipment standards. This product line emphasizes precise fitment and durability, making the 250-25137 oxygen sensor a reliable choice for maintaining factory-level performance and emissions compliance in Honda vehicles.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Resolves check engine light triggers related to oxygen sensor faults
• Helps reduce harmful emissions by ensuring proper catalytic converter function
• Eliminates rough idling and engine hesitation caused by faulty sensors
• Prevents failed emissions tests due to sensor malfunction

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Disconnect the battery to prevent electrical shorts. Use the 18mm thread diameter to remove the old sensor with an oxygen sensor socket. Verify the wiring harness length and connector gender match the vehicle’s harness for a secure fit. Avoid twisting or pulling on wires during installation to maintain sensor integrity.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, these sensors typically come with a limited warranty covering defects in materials and workmanship, providing confidence in long-term reliability.