HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-589 Neutral Safety Switch
Part #: NS-589

Standard Ignition NS-589 Neutral Safety Switch

⚙️ 16 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: Subaru, Legacy, Forester, Impreza, and SVX
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Reliable Neutral Safety Switch for Subaru Vehicles

The Standard Ignition NS-589 Neutral Safety Switch is designed specifically for Subaru Forester, Impreza, and Legacy models. This essential electrical component ensures your vehicle starts only in neutral or park, enhancing safety and preventing accidental engine starts.

  • Compatible with Subaru Forester, Impreza, and Legacy
  • 12 male blade terminals with one female rectangular connector
  • Bolt mount attachment method for secure installation
  • Durable black plastic finish measuring approximately 5.19 inches in length
  • Operates on standard 12-volt electrical systems

Product Details and Specifications

The NS-589 neutral safety switch from Standard Ignition features a robust plastic construction with a black face color, designed to withstand typical automotive conditions. It includes 12 male blade terminals and a single female rectangular connector, facilitating reliable electrical connections. The switch mounts securely using bolts, ensuring stable placement within the vehicle’s electrical system. Measuring 5.1875 inches (131.76 mm) in length, this component fits precisely in the designated mounting area without requiring additional gaskets or mounting hardware.

Compatible Subaru Models and Applications

This neutral safety switch is compatible with select Subaru models, including the Forester, Impreza, and Legacy. It is engineered to replace factory switches that control the vehicle’s starting circuit, preventing the engine from starting unless the transmission is in neutral or park. This part number NS-589 is ideal for addressing issues related to starting safety and electrical switch failures in these Subaru vehicles.

  • Prevents engine start in gear, enhancing driver safety
  • Resolves intermittent or no-start conditions related to faulty neutral safety switches
  • Eliminates electrical connection problems caused by worn or damaged terminals
  • Addresses issues with transmission range sensor malfunctions

Installation Notes and Tips

Installation of the Standard Ignition NS-589 neutral safety switch requires basic automotive electrical knowledge and tools. Since mounting hardware is not included, ensure you have the appropriate bolts for secure attachment. Disconnect the battery before installation to avoid electrical shorts. Align the switch carefully with the transmission mounting points and connect the 12 male blade terminals to the corresponding wiring harness. Verify the connector’s rectangular female shape matches the vehicle’s wiring plug for proper fitment.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The NS-589 neutral safety switch undergoes rigorous quality control to ensure consistent operation within Subaru Forester, Impreza, and Legacy models. Please refer to Standard Ignition’s warranty policy for specific coverage details related to this part.

BrandStandard Ignition
Part NumberNS-589
ColorBlack
Connector GenderFemale
FinishPlastic
Terminal GenderMale
Terminal TypeBlade

This part fits 16 vehicles. Search below:

YearMakeModelTransmissionPositionNotes
1999SubaruLegacyAutomaticN/A
1998SubaruForesterAutomaticN/A
1998SubaruLegacyAutomaticN/A
1997SubaruImprezaAutomaticN/A
1997SubaruLegacyAutomaticN/A
1996SubaruImprezaAutomaticN/A
1996SubaruLegacyAutomaticN/A
1995SubaruImprezaAutomaticN/A
1995SubaruLegacyAutomaticN/A
1994SubaruImprezaAutomaticN/A
1994SubaruLegacyAutomaticN/A
1993SubaruImprezaAutomaticN/A
1993SubaruLegacyAutomaticN/A
1992SubaruLegacyAutomaticN/A
1991SubaruLegacyAutomaticN/A
1990SubaruLegacyAutomaticN/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:

1S545331910AA02153-31639JA4029NS6933S51143

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