Walker 350-34176 Oxygen Sensor - Downstream

Overview of Walker 350-34176 Oxygen Sensor for Saab and Volvo

The Walker 350-34176 oxygen sensor is designed specifically for select Saab 9-5 and Volvo S80 models. 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 4-wire configuration
• Specific fit for Saab 9-5 and Volvo S80
• 62.13 inches wiring harness length for flexible installation
• Threaded mounting type with 18.0 mm thread diameter
• Radiused polygon male connector for secure connection
• Wire gauge measurement of 20 for reliable signal transmission
• Overall length of 65.67 inches

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 Walker Products Aftermarket sensors are designed to deliver consistent performance and durability, making them suitable for maintaining factory-level emissions compliance on vehicles like the Saab 9-5 and Volvo S80.

Technical Description and Attributes

The Walker 350-34176 oxygen sensor features a heated sensor type that allows for quicker warm-up times, improving emissions control during cold starts. It includes a 4-wire design, which supports both the sensor signal and heater circuit. The wiring harness length of 62.13 inches offers ample reach for installation in the engine bay, while the 20-gauge wire ensures stable electrical conductivity. The sensor mounts via a threaded connection with an 18.0 mm diameter, compatible with the exhaust system fittings on the specified Saab and Volvo models. The radiused polygon male connector provides a secure and precise fit to the vehicle’s wiring harness, reducing the risk of connection issues.

Common Applications and Problem Resolution

• Restores accurate oxygen sensing for improved fuel efficiency
• Helps resolve check engine light codes related to oxygen sensor failure
• Reduces emissions by ensuring proper air-fuel mixture readings
• Addresses rough idling or engine hesitation caused by faulty sensors
• Prevents failed emissions tests due to sensor malfunction

Installation Notes and Tips

When installing the Walker 350-34176 oxygen sensor, ensure the engine and exhaust system are cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector type matches the vehicle harness before installation. Properly route the wiring harness to prevent contact with hot or moving parts. After installation, clear any diagnostic trouble codes and perform a test drive to confirm sensor operation.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. While specific warranty details for part number 350-34176 should be confirmed with the supplier, Walker typically offers coverage against defects in materials and workmanship to ensure reliable performance in emission control applications.