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Standard Ignition NS703 Neutral Safety Switch
| Brand | Standard Ignition NS703 |
|---|---|
| Color | Black , Gray |
| Color/Finish | Black |
| Connector Gender | Female |
| Finish | Metal, Plastic |
| Material | Metal, Plastic |
| Mounting Type | Bolt Mount |
| Terminal Gender | Male |
| Fits | Lincoln · 13 vehicles |
OE direct replacement. Direct-fit design ensures proper fit, form, and function.
Copper alloy conductors. Deliver strong conductivity with low resistive losses.
Bolt mount design. Installs securely with a female connector and five male terminals.
Cross-references 9E9Z7H557C, CSW600 and NS7105 for the same application. See all 3.
Neutral Safety Switch for Ford and Lincoln
Standard Ignition NS703 is a direct-fit neutral safety switch built for OE-style replacement and consistent electrical performance. It is engineered with copper alloy conductors, a bolt-mount design, and a metal/plastic housing to support reliable starting-system operation on select Ford and Lincoln vehicles.
Key Features
- Direct-fit OE replacement for straightforward installation and proper fit, form, and function
- Copper alloy conductors for strong electrical conductivity and low resistive loss
- Metal and plastic construction for service-ready durability
- Female connector with 5 male terminals
- Bolt-mount design for secure attachment
- Black finish with black/gray color styling
Detailed Description
The Standard Ignition NS703 neutral safety switch is built for vehicles that require accurate transmission-range signaling before the engine will crank. This part number is used on 2013-2016 Lincoln MKZ, 2016-2018 Lincoln MKX with 5 Term ABS Relay, 2017-2019 Ford Fusion, and 2017-2019 Lincoln Continental. If you are searching for a neutral safety switch for Ford Fusion or Lincoln MKZ applications, NS703 provides an OE-style replacement path with the fit and connector layout needed for service work. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What It Helps Solve
- No-crank condition caused by a failed neutral safety switch
- Intermittent starting issues related to transmission range signal loss
- Incorrect park/neutral input to the starting circuit
- Electrical resistance problems from worn internal conductors
- Service replacement needs on Ford Fusion and Lincoln MKZ/MKX/Continental applications
Installation Notes and Tips
Verify connector style, terminal count, and mounting location before installation. NS703 uses a female connector, 5 male terminals, and a bolt-mount design, so the replacement should match the original switch configuration on the vehicle. Confirm fitment by year, make, model, and any application notes before final assembly.
Quality Assurance
Standard Ignition manufactures this switch with controlled production processes and materials selected to meet the demands of professional service use. The design focuses on proper OE-style fitment and dependable electrical performance for the starting safety circuit.
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2019 | Ford | Fusion | Automatic | 2.7L | V6 | N/A | — |
| 2019 | Lincoln | Continental | — | — | — | N/A | — |
| 2018 | Ford | Fusion | Automatic | 2.7L | V6 | N/A | — |
| 2018 | Lincoln | Continental | — | — | — | N/A | — |
| 2018 | Lincoln | MKX | — | — | — | N/A | 5 Term ABS Relay |
| 2017 | Ford | Fusion | Automatic | 2.7L | V6 | N/A | — |
| 2017 | Lincoln | Continental | — | — | — | N/A | — |
| 2017 | Lincoln | MKX | — | — | — | N/A | 5 Term ABS Relay |
| 2016 | Lincoln | MKX | — | — | — | N/A | 5 Term ABS Relay |
| 2016 | Lincoln | MKZ | — | 3.7L | V6 | N/A | — |
| 2015 | Lincoln | MKZ | — | 3.7L | V6 | N/A | — |
| 2014 | Lincoln | MKZ | — | 3.7L | V6 | N/A | — |
| 2013 | Lincoln | MKZ | — | 3.7L | V6 | N/A | — |
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