Engine Knock Detection Solution

Why This Part Is Essential

This component is critical for maintaining engine health and efficiency. Installed directly onto the engine block, it senses unusual vibrations caused by pre-ignition, known as "knock" or "pinging." Modern engine control systems rely on this sensor to optimize ignition timing and fuel delivery for better performance and reduced emissions.

How It Works

The sensor detects abnormal vibrations in the engine and sends real-time signals to the car’s computer (ECU). The ECU adjusts spark timing to prevent damaging detonation. Reliable knock sensing allows engines to run with high efficiency, even under demanding driving conditions.

What Happens If It Fails

A faulty sensor can cause poor fuel economy, reduced power, or even serious engine damage. The check engine light may appear, and the vehicle may enter a safe or "limp" mode, severely limiting performance. Replacing this part promptly restores optimal function and protects your investment.

Compatible Models

• Q60/G Coupe
• M35/45
• Q40/G Sedan
• Q60/G Convertible
• Qx50/Ex
• Qx70/Fx
• G37 Sedan