Turbo Turbocharger Speed Sensor Fit for Volvo Truck VNL VNM 21508269 85151481

Turbo Speed Sensor for Volvo Truck VNL VNM

This turbocharger speed sensor monitors the rotational speed of the turbocharger for engine management on Volvo trucks, referencing OEM cross-reference numbers 21508269 and 85151481.

Overview

This turbo speed sensor provides critical real-time data to the engine control unit for optimal turbocharger performance and protection. It is specifically designed for use in Volvo VNL and VNM heavy-duty trucks equipped with turbocharged diesel engines. The sensor helps ensure the turbo operates within its safe operating range.

Built For Performance

• Precision-engineered to match the exact specifications of the original sensor
• Direct replacement for OEM part numbers 21508269 and 85151481
• Durable construction to withstand high temperatures in the engine bay
• Reliable signal transmission for accurate turbo speed monitoring
• Tested for consistent performance under extreme vibration conditions

Fits These Machines

• for Volvo VNL
• for Volvo VNM

On-The-Job Use

• Monitors turbocharger speed during long-haul highway driving
• Provides data to prevent over-speed conditions during heavy loads
• Supports precise fueling control across varying engine speeds and altitudes

Specs At A Glance

Good To Know

Q: How does this turbo speed sensor improve engine operation? A: It sends data to the ECM to prevent turbo overspeed and optimize fuel delivery, which helps protect the turbocharger and maintain engine efficiency.

Q: Is this sensor a direct replacement for the original Volvo part? A: Yes, it is built as a replacement for the OEM sensors with numbers 21508269 and 85151481, and is designed to fit and function like the original.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.