Walker 350-35098 Oxygen Sensor - Upstream

Overview of Walker 350-35098 Oxygen Sensor for Fiat and Jeep

The Walker 350-35098 oxygen sensor is designed specifically for select Fiat and Jeep models, including the 500L, 500X, and Renegade. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data.

• Heated sensor type for faster response times
• Specific fit for Fiat 500L, 500X, and Jeep Renegade
• 29.13-inch wiring harness length for proper installation
• 20 gauge wire measurement with 5 wires for reliable signal transmission
• Radiused polygon male connector for secure connection
• Threaded mounting type with 18.0 mm thread diameter
• Overall length of 33.46 inches for compatibility with factory locations

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement emission control components engineered to meet or exceed OEM specifications. The line emphasizes precise fitment and durability, making the 350-35098 a reliable choice for maintaining emission standards on Fiat and Jeep vehicles.

Technical Description and Features

The Walker 350-35098 oxygen sensor features a heated element that allows the sensor to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its 5-wire design supports accurate signal output and heater control. The radiused polygon male connector ensures a secure and corrosion-resistant connection, while the threaded mounting type with an 18.0 mm diameter matches factory specifications for straightforward installation. The wiring harness length of 29.13 inches and overall length of 33.46 inches provide the necessary reach for proper placement in the exhaust system of Fiat 500L, 500X, and Jeep Renegade models.

Common Applications and Problem Resolution

• Restores accurate oxygen sensing for improved fuel economy
• Resolves check engine light issues related to oxygen sensor faults
• Helps reduce vehicle emissions to meet regulatory standards
• Eliminates rough idling or 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 correct tools to remove the old sensor and install the Walker 350-35098 sensor, threading it securely without over-tightening. Verify the radiused polygon male connector is fully seated to maintain signal integrity. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper operation.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. The 350-35098 part number undergoes rigorous testing to ensure durability and performance consistent with OEM requirements. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to support long-term reliability.