OE Quality
60-Day Returns

Standard Ignition PS-278 Engine Oil Pressure Switch
Overview of Standard Ignition Engine Oil Pressure Switch PS-278
The Standard Ignition PS-278 Engine Oil Pressure Switch is designed specifically for Oldsmobile Aurora models. This switch features a female connector and four male blade terminals, ensuring reliable electrical connections for accurate oil pressure monitoring.
- Compatible with Oldsmobile Aurora vehicles
- Female connector for secure attachment
- Four male blade terminals for stable electrical contact
- Blade terminal type designed for durability and ease of installation
- Part number PS-278 for precise identification
Detailed Product Description and Attributes
The PS-278 engine oil pressure switch from Standard Ignition is engineered to meet the specific requirements of the Oldsmobile Aurora. It features a female connector that allows for a secure and reliable connection to the vehicle’s wiring harness. The switch includes four male blade terminals, which provide multiple contact points to ensure consistent signal transmission. Blade terminals are known for their ease of use and resistance to corrosion, making this switch a dependable component in the engine’s oil pressure monitoring system.
Function and Common Applications
This engine oil pressure switch is used to monitor the oil pressure within the engine and send signals to the vehicle’s dashboard or engine control unit. It helps detect low oil pressure conditions that could lead to engine damage. The PS-278 switch is compatible with Oldsmobile Aurora models and addresses issues such as:
- Inaccurate or no oil pressure readings
- Oil pressure warning light malfunction
- Intermittent electrical connection failures
- Engine oil pressure sensor faults
- Preventing potential engine damage due to oil pressure loss
Installation Notes and Tips
When installing the Standard Ignition PS-278 engine oil pressure switch, ensure the vehicle is turned off and cooled down to avoid injury. Verify the connector gender matches the vehicle harness (female connector) and confirm the terminal type and quantity (four male blade terminals) align with the existing wiring. Use appropriate tools to avoid damaging the blade terminals during installation. Proper torque specifications should be followed to prevent leaks or sensor damage.
Quality Assurance and Warranty Information
Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance for Oldsmobile Aurora vehicles. The PS-278 engine oil pressure switch undergoes rigorous quality control to ensure durability and functionality. Warranty coverage details are available through Standard Ignition and typically include protection against manufacturing defects for a specified period.
| Brand | Standard Ignition |
| Part Number | PS-278 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1999 | Oldsmobile | Aurora | N/A | Compatible with engines that have oil pressure gauges. |
| 1998 | Oldsmobile | Aurora | N/A | Compatible with engines that have oil pressure gauges. |
| 1997 | Oldsmobile | Aurora | N/A | Compatible with engines that have oil pressure gauges. |
| 1996 | Oldsmobile | Aurora | N/A | Compatible with engines that have oil pressure gauges. |
| 1995 | Oldsmobile | Aurora | 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.