OE Quality
60-Day Returns

Standard Ignition BSC35 Battery Current Sensor
Overview of Standard Ignition Battery Current Sensor BSC35
The Standard Ignition BSC35 battery current sensor is designed for precise electrical monitoring in select Toyota vehicles. Engineered to maintain accurate current readings, this sensor supports optimal charging and starting system performance in Toyota Corolla, Prius, Prius AWD-e, and Prius Prime models.
Key Features of the Battery Current Sensor
- Connector Gender: Female for secure electrical connections
- Two rectangular plug-in connectors for reliable interface
- Male bullet terminals with 38 contacts ensuring stable signal transmission
- Designed specifically for Toyota Corolla and Prius variants
- Part number BSC35 for exact replacement and compatibility
Detailed Product Description
The Standard Ignition BSC35 battery current sensor features a female connector gender with two rectangular plug-in connectors, facilitating straightforward integration into the vehicle's electrical system. The sensor includes 38 male bullet terminals, which provide a robust and consistent electrical connection necessary for accurate current measurement. This component is engineered to meet the specifications required by Toyota Corolla, Prius, Prius AWD-e, and Prius Prime models, ensuring compatibility and reliable operation within these vehicles' charging and starting systems.
Common Applications and Issues Addressed
- Monitors battery current flow to prevent overcharging or undercharging
- Helps diagnose electrical system faults related to charging and starting
- Supports proper function of hybrid battery management in Prius models
- Ensures accurate data for vehicle’s powertrain control modules
- Replaces faulty or worn sensors causing erratic battery readings
Installation Notes and Tips
When installing the Standard Ignition BSC35 sensor, ensure the female rectangular plug-in connectors are securely attached to the corresponding male terminals. Verify that all 38 bullet terminals are properly aligned to avoid connection issues. It is recommended to disconnect the vehicle battery before installation to prevent electrical shorts. Confirm compatibility with Toyota Corolla, Prius, Prius AWD-e, or Prius Prime models prior to installation.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The BSC35 battery current sensor undergoes rigorous quality control to ensure durability and reliable performance. Please refer to Standard Ignition’s warranty policy for specific coverage details.
| Brand | Standard Ignition |
| Part Number | BSC35 |
| Connector Gender | Female |
| Connector Quantity | 2 |
| Connector Shape | Rectangular |
| Connector Type | Plug in |
| Terminal Gender | Male |
| Terminal Quantity | 38 |
| Terminal Type | Bullet |
This part fits 18 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2022 | Toyota | Prius | N/A | ||||
| 2022 | Toyota | Prius AWD-e | N/A | ||||
| 2021 | Toyota | Corolla | 1.8L | L4 | FULL HYBRID EV-GAS (FHEV) | N/A | |
| 2021 | Toyota | Prius | N/A | ||||
| 2021 | Toyota | Prius AWD-e | N/A | ||||
| 2021 | Toyota | Prius Prime | N/A | ||||
| 2020 | Toyota | Corolla | 1.8L | L4 | FULL HYBRID EV-GAS (FHEV) | N/A | |
| 2020 | Toyota | Prius | N/A | ||||
| 2020 | Toyota | Prius AWD-e | N/A | ||||
| 2020 | Toyota | Prius Prime | N/A | ||||
| 2019 | Toyota | Prius | N/A | ||||
| 2019 | Toyota | Prius AWD-e | N/A | ||||
| 2019 | Toyota | Prius Prime | N/A | ||||
| 2018 | Toyota | Prius | N/A | ||||
| 2018 | Toyota | Prius Prime | N/A | ||||
| 2017 | Toyota | Prius | N/A | ||||
| 2017 | Toyota | Prius Prime | N/A | Cruise Control Switch with 2 Connectors | |||
| 2016 | Toyota | Prius | 1.8L | L4 | N/A | w/ Touring Package |
* 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.