HomeElectrical, Lighting and Body > SwitchesStandard Ignition HZS166 Hazard Warning Switch
Part #: HZS166

Standard Ignition HZS166 Hazard Warning Switch

⚙️ 1 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Kia, Optima
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Reliable Hazard Warning Switch for Kia Optima

The Standard Ignition HZS166 hazard warning switch is designed specifically for Kia Optima models, providing a dependable solution for your vehicle's emergency signaling needs. This black plastic switch features a durable design with precise electrical connections to ensure consistent performance.

Key Features of Standard Ignition HZS166 Hazard Warning Switch

  • Color/Finish: Black plastic housing for durability and aesthetic match
  • Connector Gender: Female connector for secure wiring integration
  • Terminal Gender: Male blade terminals for reliable electrical contact
  • Terminal Quantity: 8 terminals to support complex circuit requirements
  • Terminal Type: Blade terminals designed for easy installation and firm connection
  • Contents: Includes the complete hazard warning switch assembly

Detailed Description of the Hazard Warning Switch

The Standard Ignition HZS166 is engineered to meet the electrical and safety standards required for Kia Optima vehicles. Its black plastic finish offers resistance to wear and environmental factors, while the female connector and male blade terminals ensure a secure and stable electrical connection. With eight terminals, this switch supports the necessary wiring configurations for proper hazard light operation. The switch is designed for direct replacement, maintaining factory specifications and functionality.

Common Applications and Issues Addressed

  • Restores proper operation of hazard warning lights on Kia Optima models
  • Replaces faulty or worn-out hazard switches causing intermittent or no light activation
  • Solves electrical connection issues related to damaged terminals or connectors
  • Addresses cosmetic wear with a black plastic finish matching the vehicle interior
  • Ensures compliance with vehicle safety signaling requirements

Installation Notes and Tips

  • Compatible with Kia Optima models; verify part number HZS166 before installation
  • Disconnect the vehicle battery before replacing the switch to prevent electrical shorts
  • Carefully remove the old switch and note terminal connections for accurate wiring
  • Ensure the female connector and male blade terminals are fully seated for reliable contact
  • Test hazard lights after installation to confirm proper function

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and fitment. The HZS166 hazard warning switch undergoes rigorous quality control to maintain electrical integrity and durability. Warranty coverage details should be confirmed with the parts provider or vehicle manufacturer.

BrandStandard Ignition
Part NumberHZS166
ColorBlack
Connector GenderFemale
ContentsSwitch
FinishPlastic
Terminal GenderMale
Terminal TypeBlade

This part fits 1 vehicles. Search below:

YearMakeModelPositionNotes
2006KiaOptimaN/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:

1S936253-22161937903C010HDS166HSW166SW6818

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