HomeElectrical, Lighting and Body > SwitchesStandard Ignition HZS291 Hazard Warning Switch
Part #: HZS291

Standard Ignition HZS291 Hazard Warning Switch

⚙️ 9 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus, RX450h and RX350
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Reliable Hazard Warning Switch for Lexus RX350 and RX450h

The Standard Ignition HZS291 hazard warning switch is designed specifically for Lexus RX350 and RX450h models. This switch ensures proper signaling during emergency situations, maintaining safety and compliance with vehicle standards.

  • Compatible with Lexus RX350 and RX450h models
  • Part number HZS291 for precise identification
  • Female connector gender for secure connection
  • Four male blade terminals for reliable electrical contact
  • Includes one hazard warning switch per package

Product Features and Specifications

The Standard Ignition HZS291 hazard warning switch features a female connector gender, allowing for a secure and proper fit within the vehicle's electrical system. It includes four male blade terminals, which provide stable and consistent electrical connections necessary for the hazard warning function. This switch is supplied as a single unit, making it straightforward to replace the existing switch in your Lexus RX350 or RX450h. The blade terminal type is designed for durability and ease of installation, ensuring long-term performance.

Purpose and Common Applications

  • Restores proper operation of hazard warning lights
  • Replaces faulty or unresponsive hazard warning switches
  • Solves issues with intermittent or non-functioning hazard signals
  • Ensures compliance with vehicle safety regulations
  • Improves driver and passenger safety during emergency stops

Installation Notes and Tips

When installing the Standard Ignition HZS291 hazard warning switch, ensure the vehicle's battery is disconnected to prevent electrical shorts. The female connector should be aligned carefully with the vehicle wiring harness to avoid damage to terminals. The four male blade terminals must be fully seated to guarantee proper electrical contact. It is recommended to verify the switch operation after installation by activating the hazard lights and checking for consistent flashing. Professional installation is advised if you are unfamiliar with automotive electrical systems.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and fitment. The HZS291 hazard warning switch undergoes rigorous quality control testing to maintain durability and functionality. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms related to this part.

BrandStandard Ignition
Part NumberHZS291
Connector GenderFemale
Contents1 Switch
Terminal GenderMale
Terminal TypeBlade

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
2015LexusRX450hN/A
2014LexusRX450hN/A
2013LexusRX450hN/A
2012LexusRX350N/A
2012LexusRX450hN/A
2011LexusRX350N/A
2011LexusRX450hN/A
2010LexusRX350N/A
2010LexusRX450hN/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:

1S13783843300E010HDS291HSW291SW10765

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