Standard Ignition BSC13 Battery Current Sensor

Battery Current Sensor for Lexus GS450h

Standard Ignition BSC13 is a battery current sensor for select hybrid charging and starting systems. It is built with a female 3-pin rectangular plug-in connector and male bullet terminals to match the original electrical interface on the vehicle.

Fits 2007-2011 Lexus GS450h, N/A. This part cross-references Standard Ignition BSC13 for the same application.

Key Features

• Battery current sensor for electrical, charging, and starting system service
• Female connector with 3 terminals for direct plug-in connection
• Rectangular connector shape for OE-style fitment
• Male bullet terminal design with 50 terminal count specification
• Direct replacement for select Lexus GS450h hybrid applications

Detailed Description

The Standard Ignition BSC13 battery current sensor monitors current flow in the vehicle’s charging system so the control modules can manage battery operation accurately. For 2007-2011 Lexus GS450h models, this sensor supports the electrical system interface used in hybrid charging and starting control. The connector design, terminal style, and sensor layout are specified to match the original configuration, helping maintain proper communication between the battery system and vehicle electronics.

Use BSC13 when servicing a failed battery current sensor on a Lexus GS450h. The part number BSC13 is also a useful reference when verifying the correct replacement during diagnosis or parts lookup.

What It Helps Solve

• Battery current sensor fault codes
• Charging system communication errors
• Hybrid battery monitoring issues
• Incorrect current readings reported to the control system
• Electrical system warning lights related to battery management

Installation Notes and Tips

Confirm connector shape, terminal style, and vehicle fitment before installation. Inspect the harness connector and surrounding wiring for corrosion, bent terminals, or heat damage before connecting the new sensor. After installation, clear diagnostic trouble codes and verify charging system operation with a scan tool.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and engine management components. BSC13 is listed for direct fitment on 2007-2011 Lexus GS450h applications and should be matched to the vehicle’s original sensor configuration before service.