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Standard Ignition SC404 Vehicle Speed Sensor
| Brand | Standard Ignition 48957 |
|---|---|
| Coil Type | DIS |
| Connector Gender | Male |
| Ignition Type | Distributorless |
| Mounting Bracket Included | No |
| Oil Filled | No |
| Part Number | U3033 |
| Stock Number | 48957 |
| Terminal Gender | Male |
| Terminal Quantity | 2 |
| Terminal Type | Bullet |
| Voltage | 12 |
| Fits | —27 vehicles |
Screw-in design. Installs securely with a simple screw-in mounting style.
Plug-in connector. Uses a rectangular male connector for straightforward hookup.
New part. Freshly manufactured for dependable sensor replacement.
Cross-references Standard Ignition SC404, 85082AE000 and SN7339 for the same application. See all 5.
Vehicle Speed Sensor for Subaru Applications
Standard Ignition SC404 is a new vehicle speed sensor built for Subaru models that rely on accurate transmission speed input for drivability and speedometer operation. It features a screw-in mounting style, a black finish, and a direct plug-in electrical connection for a clean replacement on the listed applications.
Fits 1999-2008 Subaru Forester, N/A. Fits 1999-2004 Subaru Impreza, N/A. Fits 1999-2004 Subaru Legacy, N/A. Fits 2000-2004 Subaru Outback, N/A.
Key Features
- Standard Ignition SC404 vehicle speed sensor
- New replacement part for service and repair
- Screw-in mounting type for secure installation
- Push-on attachment method with 1 rectangular plug-in connector
- Male connector and 3 blade terminals
- Black color/finish
- No harness, dust shield, or mounting hardware included
Detailed Description
This Standard Ignition SC404 speed sensor is designed for Subaru Forester, Impreza, Legacy, and Outback applications listed in the fitment data. It uses a male, rectangular plug-in connector with three blade terminals and a screw-in mounting design, making it a direct electrical and mechanical replacement where the original sensor matches these specifications. The SC404 part number is also referenced in interchange listings for related OE and aftermarket applications.
This part cross-references 85082AE000 and SN7339 for the same application.
What It Helps Address
- Inaccurate vehicle speedometer readings
- Transmission control issues related to speed signal loss
- Illuminated warning lights tied to speed sensor faults
- Harsh or inconsistent shifting caused by missing speed input
- Intermittent speed signal problems from a worn sensor
Installation Notes and Tips
Confirm connector shape, terminal count, and screw-in mounting style before installation. Verify the vehicle application by year and model, especially on 1999-2008 Subaru Forester and 1999-2004 Subaru Impreza, Legacy, and Outback listings. Compare the original sensor to SC404 before removal to ensure the electrical connection and mounting style match.
Quality Assurance
Standard Ignition supplies replacement electrical components for service work, and SC404 is a new part built to match the listed fitment and connector specifications.
| Year | Make | Model | Transmission | Position | Notes |
|---|---|---|---|---|---|
| 2008 | Subaru | Forester | Manual | N/A | — |
| 2007 | Subaru | Forester | Manual | N/A | — |
| 2006 | Subaru | Forester | Manual | N/A | — |
| 2005 | Subaru | Forester | Manual | N/A | — |
| 2004 | Subaru | Forester | Manual | N/A | — |
| 2004 | Subaru | Impreza | Manual | N/A | — |
| 2004 | Subaru | Legacy | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2004 | Subaru | Outback | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2003 | Subaru | Forester | Manual | N/A | — |
| 2003 | Subaru | Impreza | Manual | N/A | — |
| 2003 | Subaru | Legacy | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2003 | Subaru | Outback | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2002 | Subaru | Forester | Manual | N/A | — |
| 2002 | Subaru | Impreza | Manual | N/A | — |
| 2002 | Subaru | Legacy | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2002 | Subaru | Outback | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2001 | Subaru | Forester | Manual | N/A | — |
| 2001 | Subaru | Impreza | Manual | N/A | — |
| 2001 | Subaru | Legacy | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2001 | Subaru | Outback | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2000 | Subaru | Forester | Manual | N/A | — |
| 2000 | Subaru | Impreza | Manual | N/A | — |
| 2000 | Subaru | Legacy | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 2000 | Subaru | Outback | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
| 1999 | Subaru | Forester | Manual | N/A | — |
| 1999 | Subaru | Impreza | Manual | N/A | — |
| 1999 | Subaru | Legacy | Manual | N/A | Prior to purchase, ensure compatibility with vehicle's alternator for proper fit. |
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