OE Quality
60-Day Returns

Standard Ignition SC305 Automatic Transmission Output Shaft Speed Sensor
Overview of Standard Ignition SC305 Output Shaft Speed Sensor
The Standard Ignition SC305 is an automatic transmission output shaft speed sensor designed for select Ford, Lincoln, and Mercury vehicles. This sensor plays a critical role in monitoring transmission output speed to ensure smooth shifting and optimal vehicle performance.
- Connector Gender: Female
- Connector Quantity: 1
- Connector Shape: Square
- Connector Type: Plug in
- Mounting Location: Mounted on transmission
- Mounting Type: Bolt mount
- Terminal Gender: Male
- Terminal Quantity: 2
- Terminal Type: Pin
Detailed Product Description
The SC305 output shaft speed sensor from Standard Ignition is engineered to provide accurate speed data by detecting the rotational speed of the transmission output shaft. Featuring a female square plug-in connector with one connection point and two male pin terminals, this sensor is securely mounted on the transmission using a bolt mount system. Its design ensures reliable electrical connections and durability under typical operating conditions.
This sensor is compatible with a range of Ford, Lincoln, and Mercury models including the Ford Crown Victoria, E-150, E-150 Club Wagon, E-250, E-350 Club Wagon, E-350 Super Duty, Expedition, F-150, F-150 Heritage, Mustang, Lincoln Navigator, Grand Marquis, Mark LT, and Town Car. The SC305 part number ensures you receive the correct sensor for these specific vehicles.
Common Applications and Issues Addressed
- Helps maintain proper transmission shifting by providing accurate speed data
- Prevents erratic shifting or transmission slipping
- Resolves transmission speed sensor error codes
- Improves overall transmission performance and drivability
- Assists in preventing transmission overheating due to incorrect speed readings
Installation Notes and Tips
- Ensure the vehicle is safely supported and the transmission is cool before installation
- Disconnect the battery to avoid electrical shorts during sensor replacement
- Locate the sensor mounted on the transmission and remove the bolt mount carefully
- Disconnect the female square plug-in connector before removing the old sensor
- Install the new SC305 sensor by aligning the bolt mount and reconnecting the plug securely
- Clear any transmission-related error codes after installation to reset the system
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable fit and function. The SC305 sensor undergoes rigorous quality control testing to provide consistent performance. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary.
| Brand | Standard Ignition |
|---|---|
| Part Number | SC305 |
| Connector Gender | Female |
| Connector Shape | Square |
| Connector Type | Plug In |
| Mounting Location | Mounted on Transmission |
| Mounting Type | Bolt Mount |
| Terminal Gender | Male |
| Terminal Type | Pin |
This part fits 79 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2014 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2014 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2014 | Ford | F-150 | N/A | ||||
| 2013 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2013 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2013 | Ford | F-150 | N/A | ||||
| 2012 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2012 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2012 | Ford | F-150 | N/A | ||||
| 2011 | Ford | Crown Victoria | N/A | ||||
| 2011 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2011 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2011 | Ford | F-150 | N/A | ||||
| 2011 | Lincoln | Town Car | N/A | ||||
| 2011 | Mercury | Grand Marquis | N/A | ||||
| 2010 | Ford | Crown Victoria | N/A | ||||
| 2010 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2010 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2010 | Ford | F-150 | N/A | ||||
| 2010 | Lincoln | Town Car | N/A | ||||
| 2010 | Mercury | Grand Marquis | N/A | ||||
| 2009 | Ford | Crown Victoria | N/A | ||||
| 2009 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2009 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2009 | Ford | E-350 Super Duty | Automatic | 6.8L | V10 | N/A | |
| 2009 | Ford | Expedition | N/A | ||||
| 2009 | Ford | F-150 | N/A | ||||
| 2009 | Lincoln | Town Car | N/A | ||||
| 2009 | Mercury | Grand Marquis | N/A | ||||
| 2008 | Ford | Crown Victoria | N/A | ||||
| 2008 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2008 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2008 | Ford | E-350 Super Duty | Automatic | 6.8L | V10 | N/A | |
| 2008 | Ford | Expedition | N/A | ||||
| 2008 | Ford | F-150 | N/A | ||||
| 2008 | Lincoln | Mark LT | N/A | ||||
| 2008 | Lincoln | Town Car | N/A | ||||
| 2008 | Mercury | Grand Marquis | N/A | ||||
| 2007 | Ford | Crown Victoria | N/A | ||||
| 2007 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2007 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2007 | Ford | E-350 Super Duty | Automatic | 6.8L | V10 | N/A | |
| 2007 | Ford | Expedition | N/A | ||||
| 2007 | Ford | F-150 | N/A | ||||
| 2007 | Lincoln | Mark LT | N/A | ||||
| 2007 | Lincoln | Town Car | N/A | ||||
| 2007 | Mercury | Grand Marquis | N/A | ||||
| 2006 | Ford | Crown Victoria | N/A | ||||
| 2006 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2006 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2006 | Ford | E-350 Super Duty | Automatic | 6.8L | V10 | N/A | |
| 2006 | Ford | Expedition | N/A | ||||
| 2006 | Ford | F-150 | N/A | ||||
| 2006 | Lincoln | Mark LT | N/A | ||||
| 2006 | Lincoln | Town Car | N/A | ||||
| 2006 | Mercury | Grand Marquis | N/A | ||||
| 2005 | Ford | Crown Victoria | N/A | ||||
| 2005 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2005 | Ford | E-150 Club Wagon | Automatic | 4.6L | V8 | N/A | |
| 2005 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2005 | Ford | E-350 Club Wagon | Automatic | 6.8L | V10 | N/A | |
| 2005 | Ford | E-350 Super Duty | Automatic | 6.8L | V10 | N/A | |
| 2005 | Ford | Expedition | N/A | ||||
| 2005 | Ford | F-150 | N/A | ||||
| 2005 | Lincoln | Navigator | 5.4L | V8 | N/A | ||
| 2005 | Lincoln | Town Car | N/A | ||||
| 2005 | Mercury | Grand Marquis | N/A | ||||
| 2004 | Ford | Crown Victoria | N/A | ||||
| 2004 | Ford | E-150 | Automatic | 4.6L | V8 | N/A | |
| 2004 | Ford | E-150 Club Wagon | Automatic | 4.6L | V8 | N/A | |
| 2004 | Ford | E-250 | Automatic | 4.6L | V8 | N/A | |
| 2004 | Ford | E-350 Club Wagon | Automatic | 5.4L | V8 | N/A | |
| 2004 | Ford | E-350 Super Duty | Automatic | 6.8L | V10 | N/A | |
| 2004 | Ford | Expedition | N/A | ||||
| 2004 | Ford | F-150 | N/A | ||||
| 2004 | Ford | F-150 Heritage | Automatic | 4.2L | V6 | N/A | |
| 2004 | Ford | Mustang | Automatic | 3.8L | V6 | N/A | |
| 2004 | Lincoln | Town Car | N/A | ||||
| 2004 | Mercury | Grand Marquis | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.