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Standard Ignition SC743 Vehicle Speed Sensor
| Brand | Standard Ignition SC743 |
|---|---|
| Connector Gender | Female |
| Connector Type | Plug In |
| Mounting Location | On Transimission |
| Mounting Type | Bolt Mount |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Fits | Kia · 6 vehicles |
Plug-in design. Bolt-mount sensor with a female connector for straightforward installation.
3-blade terminals. Male blade terminals provide a secure electrical connection.
Cross-references SKF SC743, 4363024000 and 4363024001 for the same application. See all 6.
Vehicle Speed Sensor for Kia Optima
Standard Ignition SC743 is a vehicle speed sensor built for transmission-mounted applications on select Kia Optima models. It uses a 3-terminal blade connection with a female plug-in connector and bolt-mount installation for a direct-fit electrical replacement.
Key Features
- Vehicle speed sensor for transmission-mounted applications
- Female connector with plug-in design
- 3 male blade terminals for electrical connection
- Bolt-mount style for secure attachment on the transmission
- Direct replacement for select Kia Optima fitments
- Part number SC743 for easy identification
Detailed Description
Standard Ignition SC743 is a transmission-mounted vehicle speed sensor used to monitor drivetrain speed signals in select Kia Optima applications. It fits 2005 Kia Optima, 2006-2007 Kia Optima, 2008-2009 Kia Optima, and 2010 Kia Optima w/ Gear. This part cross-references SKF SC743 for the same application. The SC743 is also referenced by interchange numbers including SN8445 and VSS1277.
For Kia Optima speed sensor replacement needs, this component is specified with a female connector, plug-in connector type, male blade terminals, and a bolt-mount design. Those details matter when matching the electrical interface and transmission location during service work.
Common Issues It May Address
- Erratic or missing vehicle speed signal
- Speedometer operation concerns
- Transmission control input faults related to vehicle speed data
- Diagnostic trouble codes tied to the speed sensor circuit
- Intermittent drivability issues caused by incorrect speed feedback
Installation Notes and Tips
Verify the transmission-mounted sensor location and connector style before installation. Match the 3-terminal blade configuration and bolt-mount design to the original part on the vehicle. For 2010 Kia Optima w/ Gear and earlier Optima applications, confirm the existing sensor and harness connection before replacement.
Quality Assurance
Standard Ignition supplies electrical replacement parts for service applications, and SC743 is cataloged for direct interchange with the listed OE-style references. Confirm fitment by year, model, and transmission configuration before ordering.
| Year | Make | Model | Submodel | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2010 | Kia | Optima | — | — | 2.4L | L4 | N/A | w/ Gear |
| 2009 | Kia | Optima | — | — | — | — | N/A | — |
| 2008 | Kia | Optima | — | — | — | — | N/A | — |
| 2007 | Kia | Optima | — | Manual | 2.4L | L4 | N/A | w/ Gear |
| 2006 | Kia | Optima | — | Manual | 2.4L | L4 | N/A | w/ Gear |
| 2005 | Kia | Optima | LX | Manual | 2.4L | L4 | N/A | — |
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