HomeElectrical, Charging and Starting > SensorsStandard Ignition BSC104 Battery Current Sensor
Part #: BSC104

Standard Ignition BSC104 Battery Current Sensor

⚙️ 14 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$157.85Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, CLS550, CLS63 AMG S, CLS400, E250, E350, and E63 AMG
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition Battery Current Sensor BSC104

The Standard Ignition Battery Current Sensor BSC104 is designed for precise electrical monitoring in select Mercedes-Benz models. This sensor ensures accurate battery current readings, supporting optimal charging and starting system performance in vehicles like the CLS63 AMG S and E63 AMG.

  • Connector Gender: Female
  • Connector Quantity: 2
  • Connector Shape: Round
  • Terminal Gender: Male
  • Terminal Quantity: 3
  • Terminal Type: Blade

Detailed Product Description

The BSC104 battery current sensor from Standard Ignition features a female connector with two round-shaped connections, facilitating secure and reliable electrical interfacing. It includes three male blade terminals, designed for efficient current transmission and compatibility with the vehicle’s wiring harness. This sensor is engineered to meet the electrical specifications required by Mercedes-Benz CLS and E-Class models, including the CLS400, CLS550, E250, and E350, ensuring consistent performance in monitoring battery current flow.

Compatible Mercedes-Benz Models

This battery current sensor is compatible with a range of Mercedes-Benz vehicles, specifically the CLS63 AMG S, CLS400, CLS550, E63 AMG, E250, and E350 models. Using the Standard Ignition BSC104 ensures proper fitment and function within these vehicles’ electrical systems.

Common Applications and Issues Addressed

  • Accurate battery current measurement for charging system diagnostics
  • Prevention of battery drain due to faulty current sensing
  • Improved starting system reliability by monitoring current flow
  • Replacement for damaged or malfunctioning battery current sensors
  • Helps maintain proper alternator output regulation

Installation Notes and Tips

When installing the Standard Ignition BSC104 sensor, ensure the female connectors align correctly with the vehicle’s wiring harness. The round connector shape and blade terminals require careful handling to avoid bending or damage. It is recommended to disconnect the battery before installation to prevent electrical shorts. Verify secure terminal connections to maintain accurate sensor readings.

Quality Assurance and Warranty

Standard Ignition parts, including the BSC104 battery current sensor, are manufactured to meet OEM standards for fit, form, and function. This sensor undergoes rigorous quality control to ensure durability and reliable performance in Mercedes-Benz electrical systems. Warranty coverage details are provided by Standard Ignition and typically cover defects in materials and workmanship.

BrandStandard Ignition
Part NumberBSC104
Connector GenderFemale
Connector ShapeOval
Connector ShapeRound
Terminal GenderMale
Terminal TypeBlade

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2018Mercedes-BenzCLS550N/ABattery Current / Volt Sensor
2018Mercedes-BenzCLS63 AMG SN/ABattery Current / Volt Sensor
2017Mercedes-BenzCLS550N/A
2017Mercedes-BenzCLS63 AMG SN/A
2016Mercedes-BenzCLS4003.0LV6N/A
2016Mercedes-BenzCLS550N/A
2016Mercedes-BenzCLS63 AMG SN/A
2016Mercedes-BenzE2502.1LL4N/A
2016Mercedes-BenzE350N/A
2016Mercedes-BenzE63 AMGN/A
2015Mercedes-BenzCLS4003.0LV6N/A
2015Mercedes-BenzCLS550N/A
2015Mercedes-BenzCLS63 AMG SN/A
2014Mercedes-BenzCLS63 AMG SN/A

* 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:

0009056702BCSB10023CTB106SBC105

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.