Standard Ignition NS-358 Neutral Safety Switch

Neutral Safety Switch for Hyundai and Kia

Standard Ignition NS-358 is a 12V neutral safety switch built with a bolt-mount design, a rectangular female connector, and 10 male blade terminals. It is a direct-fit electrical replacement for select Hyundai and Kia vehicles, including Sonata, Santa Fe, Optima, and Sedona applications.

Key Features

• Neutral safety switch for automatic transmission starting circuits
• 12V electrical design with 10 blade terminals
• Rectangular 1-connector layout with female connector gender
• Bolt-mount attachment method for secure installation
• Plastic housing with black face color and plastic finish
• Standard Ignition NS-358 replacement part number

Fitment and Application Details

Compatible With 1999-2010 Hyundai Sonata, 2001-2009 Hyundai Santa Fe, 2005-2009 Hyundai Tucson, 2006-2010 Hyundai Azera, 2002-2006 Hyundai Elantra, 2003-2008 Hyundai Tiburon, 2001-2010 Kia Optima, 2002-2010 Kia Sedona, 2004-2009 Kia Amanti, 2005-2010 Kia Sportage, 2007-2010 Kia Rondo, 2007-2008 Kia Rio, 2007-2008 Kia Rio5, 2004-2006 Kia Spectra, 2005-2006 Kia Spectra5, 2007-2008 Hyundai Entourage, 2001 Hyundai XG300, and 2002-2005 Hyundai XG350. Standard Ignition NS-358 is also cross-referenced to FEL-PRO 8812 for the same application.

What This Switch Helps Address

• Engine cranking only in Park or Neutral
• No-start condition related to the transmission range circuit
• Intermittent starter engagement
• Incorrect park/neutral signal to the starting system
• Transmission selector signal faults tied to the switch

Installation Notes and Quality Assurance

Install NS-358 on the transmission using the bolt-mount design and verify the connector, terminal count, and vehicle application before replacement. Wiring and mounting hardware are not included. Standard Ignition NS-358 is built as an OE-style electrical replacement for the listed Hyundai and Kia fitments, including Sonata, Santa Fe, and Optima applications.