HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-98 Neutral Safety Switch
Part #: NS-98

Standard Ignition NS-98 Neutral Safety Switch

⚙️ 63 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Nissan, INFINITI, and Mercury, Versa, X-Trail, Altima, Sentra, I35, Maxima, Quest, G20, Villager, I30, and 200SX
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Overview of Standard Ignition Neutral Safety Switch NS-98

The Standard Ignition NS-98 Neutral Safety Switch is designed for reliable electrical performance in select Infiniti, Mercury, and Nissan vehicles. This switch ensures safe engine starting by preventing the vehicle from starting in gear, compatible with models like the Nissan Altima, Maxima, and Infiniti I30.

  • Compatible with Infiniti, Mercury, and Nissan vehicles including 200SX, Altima, G20, I30, I35, Maxima, Quest, Sentra, Versa, Villager, and X-Trail
  • Features a bolt mount attachment method for secure installation
  • Equipped with 9 male blade terminals and a single female rectangular connector
  • Constructed from durable plastic with metal and plastic finish components
  • Operates on 12-volt electrical systems
  • Measures approximately 5.19 inches (131.76 mm) in length

Detailed Product Description

The Standard Ignition NS-98 neutral safety switch is engineered to meet the electrical and safety requirements of various Nissan, Infiniti, and Mercury models. Its bolt mount design allows for a secure and stable installation, ensuring consistent activation of the switch. The switch features nine male blade terminals and one female rectangular connector, facilitating proper electrical connections within the vehicle's starting system. The black face color and combination of metal and plastic materials provide durability and resistance to wear. This 12-volt switch is designed to integrate seamlessly with the vehicle’s existing wiring harness, although wiring and mounting hardware are not included.

Common Applications and Problem Resolution

  • Prevents engine from starting when the transmission is in gear
  • Resolves issues with the vehicle failing to start or starting intermittently
  • Eliminates problems related to faulty or worn neutral safety switches in Nissan Altima and Infiniti I35
  • Addresses electrical connection failures due to damaged terminals or connectors
  • Helps restore proper starting system function in Mercury Villager and Nissan Sentra

Installation Notes and Tips

  • Ensure the vehicle is in park or neutral before installation
  • Use appropriate tools for bolt mount installation to avoid damage
  • Verify terminal connections match the original switch configuration
  • Check for secure fit of the female rectangular connector to prevent electrical issues
  • Mounting hardware and wiring are not included; reuse existing components or source separately

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The NS-98 neutral safety switch undergoes rigorous quality control to ensure reliable operation in compatible Infiniti, Mercury, and Nissan vehicles. While mounting hardware and wiring are not included, the switch itself is backed by Standard Ignition’s limited warranty against defects in material and workmanship, providing confidence in its durability and performance.

BrandStandard Ignition
Part NumberNS-98
Connector GenderFemale
Terminal GenderMale
Terminal TypeBlade

This part fits 63 vehicles. Search below:

YearMakeModelSubmodelTransmissionLitersCylindersPositionNotes
2011NissanVersa1.6LL4N/A
2009NissanVersa1.6LL4N/A
2007NissanX-TrailN/A
2006NissanAltima2.5LL4N/A
2006NissanSentraSE-R2.5LL4N/A
2006NissanSentraSE-R Spec V2.5LL4N/A
2006NissanX-TrailN/A
2005NissanSentraAutomaticN/A
2005NissanX-TrailN/A
2004INFINITII35AutomaticN/A
2004NissanAltimaAutomaticN/A
2004NissanMaximaAutomaticN/A
2004NissanQuestAutomaticN/A
2004NissanSentraAutomaticN/A
2004NissanX-TrailN/A
2003INFINITII35AutomaticN/A
2003NissanAltimaAutomaticN/A
2003NissanMaximaAutomaticN/A
2003NissanSentraAutomaticN/A
2003NissanX-TrailN/A
2002INFINITIG202.0LL4N/A
2002MercuryVillagerAutomaticN/A
2002NissanAltimaAutomaticN/A
2002NissanMaximaAutomaticN/A
2002NissanQuestAutomaticN/A
2002NissanSentraAutomaticN/A
2002NissanX-TrailN/A
2001INFINITIG202.0LL4N/A
2001INFINITII30AutomaticN/A
2001MercuryVillagerAutomaticN/A
2001NissanAltimaAutomaticN/A
2001NissanMaximaAutomaticN/A
2001NissanQuestAutomaticN/A
2001NissanSentraAutomaticN/A
2000INFINITIG202.0LL4N/A
2000INFINITII30AutomaticN/A
2000MercuryVillagerAutomaticN/A
2000NissanAltimaN/A
2000NissanMaximaAutomaticN/A
2000NissanQuestAutomaticN/A
2000NissanSentra1.8LL4N/A
2000NissanSentraAutomatic2.0LL4N/A
1999INFINITII30AutomaticN/A
1999MercuryVillagerAutomaticN/A
1999NissanAltimaAutomaticN/A
1999NissanMaximaAutomaticN/A
1999NissanQuestAutomaticN/A
1999NissanSentraAutomatic2.0LL4N/A
1998Nissan200SXAutomatic2.0LL4N/A
1998NissanAltimaAutomaticN/A
1998NissanSentraAutomatic2.0LL4N/A
1997Nissan200SXAutomatic2.0LL4N/A
1997NissanAltimaAutomaticN/A1-connector fitment suitability for Door Window Switch
1997NissanSentraAutomatic2.0LL4N/A
1996Nissan200SXAutomatic2.0LL4N/A
1996NissanAltimaAutomaticN/A1-connector fitment suitability for Door Window Switch
1996NissanSentraAutomatic2.0LL4N/A
1995Nissan200SXAutomatic2.0LL4N/A
1995NissanAltimaAutomaticN/A1-connector fitment suitability for Door Window Switch
1994NissanAltimaAutomaticN/A1-connector fitment suitability for Door Window Switch
1994NissanSentraAutomatic2.0LL4N/A
1993NissanAltimaAutomaticN/A1-connector fitment suitability for Door Window Switch
1993NissanSentraAutomatic2.0LL4N/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:

18-14371S54273191831X1353-11660886588923473JA4004NS257NS5597NS5597SBNS98TS26104SW5688XF5Z7A247AA

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