Standard Ignition NS-141 Neutral Safety Switch

Neutral Safety Switch for Mazda and Ford Applications

The Standard Ignition NS-141 neutral safety switch is a 12V electrical replacement built with a black plastic housing, a bolt-mount attachment method, and a single rectangular female connector. It is used in automatic transmission starting circuits to help ensure the vehicle starts only in the proper gear range.

Compatible With 1992-2002 Mazda MX-6, Mazda 626, Mazda Millenia, and Ford Probe applications, this NS-141 replacement matches the listed 9-terminal, blade-style electrical layout for the supported vehicles.

Key Features

• Standard Ignition NS-141 neutral safety switch
• 12V electrical component for automatic transmission start interlock circuits
• 9 terminal quantity with male blade terminals
• Single rectangular female connector
• Bolt-mount attachment method
• Black plastic construction
• No mounting hardware included
• No gasket included

Detailed Description

The NS-141 is a neutral safety switch for select Mazda and Ford vehicles, including the 1992-1997 Mazda MX-6, 1995-2002 Mazda 626, 1995-2002 Mazda Millenia, and 1993-1997 Ford Probe. It is built for 12V systems and uses a 9-pin style electrical interface with blade terminals and one rectangular connector. This part cross-references Ford and Mazda applications such as F32Z7A247A and FU0A21444B for the same application.

As a transmission-mounted electrical switch, the NS-141 helps maintain proper starter circuit operation by recognizing the transmission position before allowing engine crank. The compact 3.03125-inch plastic body is designed for direct replacement use where the original switch matches the listed connector and terminal configuration.

Common Issues This Part Can Address

• Engine will not crank in Park or Neutral
• Starter engages only intermittently
• Vehicle starts in the wrong transmission range
• Transmission range signal concerns tied to the neutral safety circuit
• Electrical switch failure at the transmission selector assembly

Installation Notes and Tips

Verify the connector shape, terminal count, and mounting style before installation. This NS-141 uses a bolt-mount design with one female rectangular connector and 9 terminals, so matching the original switch layout is important for proper fitment. Confirm the transmission is in the correct position during installation and inspect the surrounding wiring and connector terminals for wear or corrosion.

Quality Assurance

Standard Ignition supplies replacement electrical components for vehicle-specific applications, and the NS-141 is built to match the listed fitment and connector requirements for supported Mazda and Ford models.