Walker 242-1057 Ignition Knock (Detonation) Sensor

Overview of Walker Products Ignition Knock Sensor 242-1057

The Walker Products Ignition Knock (Detonation) Sensor 242-1057 is designed to detect engine knocking and help optimize ignition timing. This sensor is compatible with select INFINITI, Nissan, and Volvo models, including the Nissan 350Z, Pathfinder, and the Volvo S90.

• Blade terminal type for reliable electrical connection
• Rectangular female connector with one connector and two male terminals
• Mounting hardware not included
• Wiring harness not included
• Compatible with multiple INFINITI, Nissan, and Volvo vehicles

Detailed Product Description

This ignition knock sensor from Walker Products is engineered to monitor engine detonation by detecting vibrations caused by knocking. Featuring a blade terminal type and a rectangular female connector with two male terminals, it ensures a secure and precise fit within the vehicle's emission control system. The sensor does not include mounting hardware or a wiring harness, so these components must be sourced separately during installation. The part number 242-1057 is specifically designed for use in various INFINITI models such as the FX35, FX45, G35, M35, and M45, Nissan models including the 350Z, Murano, Pathfinder, and Q45, as well as Volvo models 940, 960, S90, and V90.

Walker Products Brand Line Information

Walker Products offers a range of emission control components designed to meet OEM specifications. The 242-1057 ignition knock sensor is part of this product line, which focuses on delivering reliable sensors that integrate seamlessly with vehicle systems to maintain engine performance and emissions compliance.

Common Applications and Issues Addressed

• Detects engine knocking to prevent damage
• Helps optimize ignition timing for improved engine efficiency
• Prevents poor fuel economy caused by detonation
• Reduces engine misfires related to knock sensor failure
• Supports emission control system functionality

Installation Notes and Tips

When installing the Walker Products 242-1057 ignition knock sensor, ensure the correct orientation of the rectangular female connector and blade terminals. Since mounting hardware and wiring harness are not included, use OEM or compatible parts for secure installation. Verify compatibility with your specific INFINITI, Nissan, or Volvo model before installation to ensure proper fit and function.

Quality Assurance and Warranty

Walker Products maintains strict quality control standards for their emission control sensors. While specific warranty details for part number 242-1057 should be confirmed with the supplier, Walker Products generally offers coverage against manufacturing defects to ensure reliability and performance.