Walker 350-34639 Oxygen Sensor - Downstream

Overview of Walker Oxygen Sensor for Suzuki SX4

The Walker 350-34639 oxygen sensor is designed specifically for the Suzuki SX4, providing precise emission control and engine performance monitoring. This heated oxygen sensor features a threaded mounting type and a radiused polygon female connector for secure installation.

• Wiring harness length: 10.35 inches
• Wire gauge measurement: 20 gauge
• Heated sensor type for faster response
• Specific fit for Suzuki SX4 models
• Four-wire configuration for accurate signal transmission
• Radiused polygon female connector shape
• Thread diameter: 18.0 mm
• Overall length: 13.9 inches
• Threaded mounting type for secure fit

Detailed Product Description

This Walker oxygen sensor (part number 350-34639) is engineered to meet the emission control requirements of Suzuki SX4 vehicles. The heated sensor design allows for quicker activation and more reliable readings under various operating conditions. With a 10.35-inch wiring harness and 20-gauge wires, it ensures proper electrical connectivity and durability. The four-wire setup supports both the sensor signal and heater circuit, enhancing performance and longevity. The radiused polygon female connector provides a precise and secure connection, reducing the risk of disconnection or signal loss. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation and a tight seal to prevent exhaust leaks.

Walker Products Aftermarket Line

Walker Products Aftermarket offers a range of emission control components designed to meet or exceed OEM specifications. This oxygen sensor is part of their aftermarket line, which focuses on delivering reliable, vehicle-specific parts that maintain emission standards and engine efficiency. The 350-34639 sensor reflects Walker's commitment to quality and fitment accuracy for Suzuki SX4 models.

Common Applications and Issues Addressed

• Replacement for faulty or worn oxygen sensors in Suzuki SX4
• Helps resolve engine performance issues related to incorrect air-fuel mixture
• Reduces emissions by providing accurate feedback to the engine control unit
• Prevents check engine light triggers caused by sensor failure
• Improves fuel efficiency by maintaining proper combustion monitoring

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Disconnect the battery to prevent electrical shorts. Use the correct tools to remove the old sensor and install the Walker 350-34639 oxygen sensor, ensuring the threaded mounting is tightened to manufacturer specifications. Verify the connector is fully seated and locked to avoid signal interruptions. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper operation.

Quality Assurance and Warranty

Walker oxygen sensors undergo rigorous testing to meet emission control standards and provide reliable performance. The 350-34639 part is manufactured to precise specifications for Suzuki SX4 vehicles. Warranty details are provided by Walker Products Aftermarket and typically cover defects in materials and workmanship under normal use conditions.