HomeStandard Ignition BTL121 Center High Mount Stop Light
Part #: BTL121

Standard Ignition BTL121 Center High Mount Stop Light

6 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Honda, Civic
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Overview of Standard Ignition Center High Mount Stop Light

The Standard Ignition BTL121 Center High Mount Stop Light is designed specifically for Honda Civic models, providing reliable exterior lighting performance. This replacement part features a female rectangular connector and male blade terminals to ensure secure electrical connections.

  • Compatible with Honda Civic models
  • Connector gender: Female
  • Connector quantity: 1 with rectangular shape
  • Terminal gender: Male
  • Terminal quantity: 2 blade-type terminals
  • Part number: BTL121

Technical Details and Attributes

The BTL121 center high mount stop light from Standard Ignition is engineered with a single female rectangular connector, facilitating straightforward installation and compatibility with the vehicle's wiring harness. It includes two male blade terminals, which are commonly used in automotive lighting for their durability and secure fit. This part is designed to meet the electrical and lighting requirements of Honda Civic vehicles, ensuring proper signaling and safety compliance.

Application and Problem Resolution

This center high mount stop light is used to replace a malfunctioning or damaged third brake light on Honda Civic models. It addresses several common issues:

  • Non-functioning or intermittent brake light operation
  • Cracked or broken lens affecting visibility
  • Electrical connector damage or corrosion
  • Failed bulb or LED assembly within the stop light
  • Regulatory compliance for brake light visibility

Installation Notes and Tips

Installation of the Standard Ignition BTL121 center high mount stop light requires disconnecting the vehicle battery before beginning. Ensure the female rectangular connector aligns properly with the vehicle’s wiring harness. The two male blade terminals should be checked for corrosion or damage prior to installation. Secure the light assembly firmly to avoid vibration or misalignment. Refer to the Honda Civic service manual for detailed removal and installation procedures.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The BTL121 center high mount stop light undergoes quality control testing to ensure reliable performance. Warranty coverage details should be confirmed with the product documentation or supplier, as Standard Ignition typically offers limited warranties on their electrical components.

BrandStandard Ignition
Part NumberBTL121
Connector GenderFemale
Connector ShapeRectangular
Terminal GenderMale
Terminal TypeBlade

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2011HondaCivicN/A
2010HondaCivicN/A
2009HondaCivicN/A
2008HondaCivicN/A
2007HondaCivicN/A
2006HondaCivicN/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:

34270SVAA0149-10226804230923-218BLA503TBL121

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