Walker 350-35003 Oxygen Sensor - Upstream Front or Upstream Rear

Overview of Walker Oxygen Sensor 350-35003

The Walker 350-35003 oxygen sensor is designed specifically for Acura and Honda vehicles, including the MDX, Odyssey, and RL models. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector, ensuring precise fitment and reliable performance.

• Heated oxygen sensor with 5 wires for accurate readings
• Specific fit for Acura MDX, Honda Odyssey, and Honda RL
• Threaded mounting with 18.0 mm thread diameter
• 9.37-inch wiring harness length and 12.91-inch overall length
• 20 gauge wire for durability and signal integrity
• Radiused polygon male connector for secure connection

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement emission control components that meet or exceed OEM specifications. The line emphasizes precise fitment and reliable sensor performance, making it suitable for specific vehicle applications such as Acura and Honda models. The 350-35003 sensor maintains the integrity of the vehicle’s emission system by delivering accurate oxygen level data to the engine control unit.

Technical Description and Attributes

The Walker 350-35003 oxygen sensor is a heated sensor type, which allows it to reach operating temperature quickly for faster and more accurate emissions monitoring. It includes five wires with a 20 gauge measurement, supporting stable electrical signals. The sensor’s wiring harness length is 9.37 inches, while the overall length measures 12.91 inches, providing adequate reach for installation. The connector features a radiused polygon shape with a male gender, designed to fit securely with the vehicle’s wiring harness. The sensor mounts via a threaded connection with an 18.0 mm diameter, ensuring a tight and leak-free fit.

Applications and Common Issues Addressed

• Restores accurate oxygen sensing for improved fuel efficiency
• Helps resolve check engine light triggers related to oxygen sensor faults
• Reduces emissions by providing precise air-fuel mixture data
• Prevents rough idling and engine performance issues caused by faulty sensors
• Supports proper catalytic converter function by maintaining correct sensor input

Installation Notes and Tips

When installing the Walker 350-35003 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector shape and gender match the vehicle’s wiring harness before installation. Apply anti-seize compound to the threads if recommended by the vehicle manufacturer. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper sensor operation.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet industry standards for emission control components. The 350-35003 sensor undergoes quality checks to ensure durability and accurate performance. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.