Standard Ignition BSD56 Blind Spot Detection System Warning Sensor
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Standard Ignition

Standard Ignition BSD56 Blind Spot Detection System Warning Sensor

Brand Standard Ignition BSD56
Connector Gender Female
Terminal Gender Male
Fits Toyota · 5 vehicles

Blind spot sensor. Monitors surrounding traffic to support safer lane changes.

Female connector. Single-connector design with 10 male terminals for straightforward hookup.

Cross-references Standard Ignition BSD56, 861-071 and 881620C040 for the same application. See all 6.

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Not what you need? See all Blind Spot Detection System Warning Sensor options

Blind Spot Detection Sensor for Toyota Tundra

Standard Ignition BSD56 is a blind spot detection system warning sensor for select Toyota Tundra models. It is built with a female connector, one connector interface, male terminals, and 10 terminals for the specified vehicle application.

Key Features

  • Blind spot detection system warning sensor for body electronics applications
  • Female connector with 1 connector interface
  • Male terminals with 10-terminal layout
  • Direct-fit application for select Toyota Tundra models
  • Standard Ignition BSD56 for service replacement use

Detailed Description

Standard Ignition BSD56 is a blind spot detection system warning sensor used in the vehicle’s body sensor network. For 2017-2021 Toyota Tundra models without Parking Assist Warning, this sensor supports the blind spot monitoring function by providing the signal input needed for system operation. If you are searching for a 2017-2021 Toyota Tundra blind spot detection sensor, BSD56 is the correct service part to match the listed application. This part cross-references BDSC20036 for the same application.

What It Helps Address

  • Blind spot warning system fault messages
  • Loss of blind spot monitoring function
  • Sensor-related warning lights or diagnostic trouble codes
  • Replacement needs after collision or rear bumper service
  • Electrical connector or terminal mismatch during repair

Installation Notes and Tips

Verify the vehicle is a 2017-2021 Toyota Tundra without Parking Assist Warning before ordering. Confirm connector style, terminal count, and mounting location against the original sensor before installation. After replacement, clear any stored codes and perform the required system check or calibration procedure specified by the vehicle service information.

Quality Assurance

Standard Ignition supplies service parts for automotive electrical and body sensor applications, and BSD56 is cataloged for the listed Toyota Tundra fitment. Always confirm part number BSD56 against the original component and vehicle build details before installation.

Related reading

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2021ToyotaTundraN/Aw/o Parking Assist Warning
2020ToyotaTundraN/Aw/o Parking Assist Warning
2019ToyotaTundraN/Aw/o Parking Assist Warning
2018ToyotaTundraN/Aw/o Parking Assist Warning
2017ToyotaTundraN/Aw/o Parking Assist Warning
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — BSD56861-071881620C040BDSC20036BSN56BSW56