Stay in Control with the Main Current Sensor Assembly ⚡

Why You Need This Sensor

The main current sensor is vital for monitoring electric flow in your vehicle’s electrical system. This ensures the battery charges and discharges correctly, and that your car’s electronics—like the alternator and hybrid system—operate safely. Without this component, crucial charging operations may fail or the system could misread battery levels, resulting in breakdowns or system warnings.

How This Sensor Works

Mounted on the battery terminal or main wire, this sensor uses precision electronics to measure the current passing through the cable. It continuously sends data to the vehicle’s ECU, helping prevent overcharging, undercharging, and electrical surges.

What Happens if This Sensor Fails

• Battery drains or fails to charge properly
• Check engine light may appear
• Vehicle may enter limp mode or have trouble starting
• Electrical system errors and reduced performance

Compatible Car Models

• Q60/G Coupe
• Qx50
• Q50
• Qx60/Jx