Standard Ignition BSC25 Battery Current Sensor

Battery Current Sensor for Toyota Prius and Lexus CT200h

Standard Ignition BSC25 is a battery current sensor for select Toyota Prius, Prius V, and Lexus CT200h applications with an orange connector. It is built for vehicles that rely on accurate battery current monitoring to support charging system control and hybrid battery management.

Key Features

• Battery current sensor for charging and starting system diagnostics
• Female 3-pin connector with rectangular plug-in design
• Male bullet terminals, 40-terminal configuration
• Direct-fit application for select Toyota and Lexus hybrid models
• Standard Ignition BSC25 replacement part number

Detailed Description

Standard Ignition BSC25 is an electrical sensor used to monitor battery current in hybrid charging systems. It fits 2011-2017 Lexus CT200h, 2012-2017 Toyota Prius V, 2012-2015 Toyota Prius, and 2010-2011 Toyota Prius, with orange connector applications. This battery current sensor helps the vehicle control module read charging and discharge activity so the system can manage battery operation accurately. This part cross-references OE-style applications such as 8989247020 and SBC26 for the same application.

What It Is Used For

• Battery current signal faults
• Charging system warning lights
• Hybrid battery monitoring errors
• Incorrect current readings from the battery sensor circuit
• Electrical drivability issues tied to battery management

Installation Notes and Tips

Verify the connector style before ordering; this unit uses a female 3-pin rectangular plug-in connector and is listed for orange connector applications. Confirm the vehicle year, make, and model against the fitment data for your Prius, Prius V, or CT200h before installation. Inspect the connector and terminals for corrosion, bent pins, or heat damage during replacement.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and engine management components. BSC25 is cataloged as a battery current sensor for the listed Toyota and Lexus hybrid applications.