HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-141 Neutral Safety Switch
Part #: NS-141

Standard Ignition NS-141 Neutral Safety Switch

⚙️ 27 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: Mazda and Ford, 626, Millenia, Probe, and MX-6
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Overview of Standard Ignition NS-141 Neutral Safety Switch

The Standard Ignition NS-141 Neutral Safety Switch is designed for reliable electrical performance in select Ford and Mazda vehicles. This 12-volt switch ensures proper transmission safety by preventing engine start in gear, specifically compatible with Ford Probe and Mazda 626, Millenia, and MX-6 models.

  • Compatible with Ford Probe and Mazda 626, Millenia, MX-6
  • 12-volt electrical system support
  • Black plastic face with rectangular female connector
  • 9 male blade terminals for secure electrical connections
  • Bolt mount attachment method for stable installation
  • Compact length of approximately 3.03 inches (77 mm)
  • Single female connector with rectangular shape
  • Mounting hardware and gaskets not included

Detailed Product Description

The Standard Ignition NS-141 neutral safety switch is engineered with a durable black plastic housing and features nine male blade terminals arranged to provide reliable electrical contact. Its bolt mount design allows for straightforward installation on compatible transmissions. The switch includes one female rectangular connector, facilitating a secure and precise connection to the vehicle’s wiring harness. Measuring just over 3 inches in length, this component fits seamlessly within the transmission assembly of Ford Probe and Mazda 626, Millenia, and MX-6 models. The 12-volt rating ensures compatibility with the standard electrical systems of these vehicles.

Common Applications and Problem Resolution

  • Prevents engine from starting when transmission is in gear
  • Eliminates issues with starting circuit interruptions
  • Resolves intermittent or no-start conditions related to neutral safety switch failure
  • Helps maintain proper transmission safety interlock function
  • Addresses electrical connection faults due to worn or damaged terminals

Installation Notes and Tips

  • Ensure vehicle is in park or neutral before installation
  • Disconnect battery to prevent electrical shorts during replacement
  • Use appropriate tools for bolt mount removal and installation
  • Verify connector orientation matches the rectangular female connector on the switch
  • Check for secure terminal engagement to avoid loose connections

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The NS-141 neutral safety switch undergoes rigorous quality control to ensure durability and reliable operation in Ford and Mazda vehicles. While mounting hardware and gaskets are not included, the switch is designed for straightforward replacement. Warranty coverage details should be confirmed with the parts provider or vehicle manufacturer.

BrandStandard Ignition
Part NumberNS-141
Connector GenderFemale
Terminal GenderMale
Terminal TypeBlade

This part fits 27 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2002Mazda626Automatic2.5LV6N/A
2002MazdaMillenia2.5LV6N/A
2001Mazda626Automatic2.5LV6N/A
2001MazdaMilleniaAutomatic2.5LV6N/A
2000Mazda626Automatic2.5LV6N/A
2000MazdaMilleniaAutomatic2.5LV6N/A
1999Mazda626Automatic2.5LV6N/A
1999MazdaMilleniaAutomatic2.5LV6N/A
1998Mazda626Automatic2.5LV6N/A
1998MazdaMilleniaAutomatic2.5LV6N/A
1997FordProbeN/A9 Pin
1997Mazda626Automatic2.5LV6N/A
1997MazdaMilleniaAutomatic2.5LV6N/A
1997MazdaMX-6Automatic2.5LV6N/A
1996FordProbeN/A9 Pin
1996Mazda626Automatic2.5LV6N/A
1996MazdaMilleniaAutomatic2.5LV6N/A
1996MazdaMX-6Automatic2.5LV6N/A
1995FordProbeN/A9 Pin
1995Mazda6262.5LV6N/A
1995MazdaMilleniaAutomatic2.5LV6N/A
1995MazdaMX-6AutomaticN/A
1994FordProbeN/A9 Pin
1994MazdaMX-6AutomaticN/A
1993FordProbeAutomaticN/A
1993MazdaMX-6AutomaticN/A
1992MazdaMX-6AutomaticN/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:

18-14611S553753-3170988923380F32Z7A247AFU0A21444BJA4126NS237NS5685S26182

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