OE Quality
60-Day Returns

Standard Ignition BSC26 Battery Current Sensor
Overview of Standard Ignition Battery Current Sensor BSC26
The Standard Ignition Battery Current Sensor BSC26 is designed for precise monitoring of battery current in select Lexus and Toyota vehicles. This sensor ensures accurate electrical system performance, specifically engineered for models like the Toyota Highlander and Lexus RX400h.
- Connector Gender: Female
- Connector Quantity: 5
- Connector Shape: Square
- Connector Type: Plug in
- Terminal Gender: Male
- Terminal Type: Bullet
Detailed Product Description
The BSC26 battery current sensor from Standard Ignition features a female plug-in connector with five square-shaped pins, providing a secure and reliable electrical connection. The sensor terminals are male bullet types, designed for straightforward installation and compatibility with the vehicle’s wiring harness. This configuration supports accurate current measurement critical for the charging and starting systems in the Toyota Highlander and Lexus RX400h models. The sensor’s design ensures consistent performance under various operating conditions, contributing to the overall electrical system stability.
Compatible Vehicles and Applications
This battery current sensor is compatible with the following vehicles:
- Toyota Highlander
- Lexus RX400h
It is used to monitor battery current flow, helping to diagnose and prevent issues related to charging and starting systems.
- Detects irregular battery current flow
- Helps identify charging system faults
- Prevents battery drain issues
- Supports hybrid system electrical monitoring in RX400h
- Assists in maintaining optimal battery performance
Installation Notes and Tips
When installing the Standard Ignition BSC26 sensor, ensure the female plug-in connector aligns correctly with the vehicle’s wiring harness. The five-pin square connector must be fully seated to avoid electrical faults. The male bullet terminals should be securely connected to prevent loose contacts. It is recommended to disconnect the battery before installation to avoid electrical shorts. Proper installation will ensure accurate sensor readings and reliable vehicle operation.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications. The BSC26 battery current sensor undergoes rigorous testing to ensure durability and performance. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship, providing confidence in the sensor’s reliability for Toyota Highlander and Lexus RX400h applications.
| Brand | Standard Ignition |
| Part Number | BSC26 |
| Connector Gender | Female |
| Connector Shape | Square |
| Connector Type | Plug In |
| Terminal Gender | Male |
| Terminal Type | Bullet |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2010 | Toyota | Highlander | Hybrid | N/A | |||
| 2009 | Toyota | Highlander | Hybrid | N/A | |||
| 2008 | Lexus | RX400h | N/A | ||||
| 2008 | Toyota | Highlander | Hybrid | N/A | |||
| 2007 | Lexus | RX400h | N/A | ||||
| 2007 | Toyota | Highlander | Hybrid | 3.3L | V6 | N/A | w/o Plastic Housing |
| 2006 | Lexus | RX400h | N/A | ||||
| 2006 | Toyota | Highlander | Hybrid | 3.3L | V6 | N/A | w/o Plastic Housing |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.