Standard Ignition Neutral Safety Switch P/N:NS-179
Standard Motor Products
Standard Ignition NS-646 neutral safety switch for the 2013 Honda Fit and other vehicles lets the engine start only in park or neutral. It is a direct-fit replacement for a damaged unit and is made to OE spec for fit, form and function.
A car that will not start in park or neutral, or that cranks while in gear, can mean the switch is worn. A weak battery or a tired starter can sit behind the same signs, so rule those two out before you replace the switch.
It fits the 2013 Honda Fit and the 2009-2014 Acura TSX. This listing is one switch, and each car takes one.
Fit and size
Build and materials
One neutral safety switch. Mounting hardware and gaskets are not included, so plan on new bolts rather than reusing the old ones.
Interchange: 28900RCT014 · 28900RCT024 · CWS543 · SW8738 · NS7048
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Is this the Fit switch for the 2013 Honda Fit?
Yes. Standard Ignition NS-646 is a direct-fit neutral safety switch for the 2013 Honda Fit, and the car takes one.
Is this the TSX switch for the 2009-2014 Acura TSX?
Yes. This neutral safety switch fits the 2009-2014 Acura TSX, and each car takes one.
Are mounting bolts and gaskets included with the NS-646 switch?
No. Standard Ignition NS-646 comes as the switch alone; gaskets and mounting hardware are not included, so plan on new bolts.
What connector does this Standard Ignition switch use?
It has one rectangular female connector with 10 male blade terminals and is rated 12V. It attaches with a bolt mount.
How long is this neutral safety switch, and what is it made of?
The switch is 4 inches (101.6 mm) long and has a metal body. It is made in Japan.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.