Standard Ignition HZS166 Hazard Warning Switch

Hazard Warning Switch for 2006 Kia Optima

Standard Ignition HZS166 is a black hazard warning switch built with a plastic finish, female connector, and 8 blade terminals. It is a direct-fit electrical switch for the 2006 Kia Optima and is identified by part number HZS166.

Key Features

• Hazard warning switch for dashboard emergency flasher control
• Black plastic finish for a factory-style appearance
• Female connector with male blade terminals
• 8-terminal design for vehicle-specific electrical routing
• Standard Ignition HZS166 replacement part

Detailed Description

This hazard warning switch is used in the electrical, lighting, and body system to activate the vehicle’s hazard flashers. Standard Ignition HZS166 is listed for the 2006 Kia Optima and matches the OE-style connector and terminal layout needed for proper switch function. If you are replacing a worn, intermittent, or nonresponsive hazard switch on a Kia Optima, this part number provides a direct reference for the correct application.

This part cross-references 937903C010 and HDS166 for the same application.

What It Helps Solve

• Hazard lights that do not turn on when the switch is pressed
• Intermittent flasher activation from a worn internal switch
• Broken or loose switch feel in the dash control
• Electrical connection issues at the hazard switch terminals
• Replacement needs for a damaged 2006 Kia Optima hazard switch

Installation Notes and Tips

Verify connector style, terminal count, and switch layout before installation. Match the black plastic housing and 8 blade-terminal configuration to the original unit on the 2006 Kia Optima. Confirm the hazard function operates correctly after installation and check for secure terminal engagement.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical replacement parts. HZS166 is built to match the listed vehicle application and OE-style electrical interface for the 2006 Kia Optima.