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Standard Ignition PS-491 Engine Oil Pressure Switch
| Brand | Standard Ignition PS-491 |
|---|---|
| Color | Black, chrome |
| Terminal Type | Blade |
| Connector Quantity | 1 |
| Connector Shape | Oval |
| Terminal Quantity | 2 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Connector Type | Socket |
| Finish | Dichromate, plastic |
| Notes | Sensor only |
| Fits | Audi, Porsche, and Volkswagen · 28 vehicles |
Direct replacement. Engine oil pressure switch with a single oval socket connector.
Blade terminals. Two male blades provide a secure electrical connection.
Sensor only. Replacement switch without added hardware or extras.
Cross-references Standard Ignition PS-491, Standard Ignition PS696 and OP6954 for the same application. See all 4.
Engine Oil Pressure Switch for Audi, Volkswagen, and Porsche
Standard Ignition PS-491 is an engine oil pressure switch built for direct replacement service on select Audi, Volkswagen, and Porsche applications. It uses a 2-terminal blade connection with a female socket-style connector and a black/chrome finish for a clean OE-style fit.
Compatible With 2008-2014 Audi A4 Quattro, A5, A5 Quattro, A6, A6 Quattro, Q5, Q7, S4, SQ5; 2011-2014 Volkswagen Touareg; and 2012-2013 Porsche Panamera applications listed below.
- Standard Ignition PS-491 engine oil pressure switch
- Sensor only replacement for oil pressure signal monitoring
- 2 terminal blade design with oval connector shape
- Female connector / male terminal configuration
- Black, chrome color with dichromate and plastic finish
- Cross-reference part numbers include OP6954 and S4504
Detailed Product Information
This oil pressure switch is used to monitor engine oil pressure and send the signal to the vehicle’s warning system or gauge circuit. Standard Ignition PS-491 is listed for multiple Audi, Volkswagen, and Porsche models, including Audi A6 Quattro, Audi Q5, and Volkswagen Touareg, making it a practical OE-style service part for diagnosing oil pressure warning concerns.
Fits 2014 Audi SQ5, N/A, to 1/31/2014; Gray; 2 Term.; Light. Fits 2011-2014 Volkswagen Touareg, N/A. Fits 2012-2013 Audi A6 Quattro, N/A. Fits 2011-2013 Audi Q5, N/A. Fits 2011-2013 Audi Q7, N/A, Gray; 2 Pin; Light. Fits 2012-2013 Audi S4, N/A. Fits 2012-2013 Porsche Panamera, N/A. Fits 2011 Audi A6, N/A, Gray; 2 Term.; Light. Fits 2011 Audi A6 Quattro, N/A, 2 Pin; Light. Fits 2009 Audi A6 Quattro, N/A, 2 Pin; Light. Fits 2010 Audi A6, N/A. Fits 2010 Audi Q5, N/A, Gray; 2 Blade Term.; Light. Fits 2009 Audi A4 Quattro, N/A, 2 Pin; Light. Fits 2008-2009 Audi A5, N/A, Gray; 2 Term.; Light. Fits 2008-2009 Audi A5 Quattro, N/A, 2 Pin; Light. Fits 2009 Audi Q5, N/A, 2 Pin; Light.
Common Issues This Part May Address
- Oil pressure warning light staying on or coming on intermittently
- Faulty oil pressure signal to the instrument cluster
- Electrical connector or terminal wear at the switch
- Incorrect oil pressure switch readings during diagnosis
- Replacement need after switch-related fault codes or warning messages
Installation Notes and Tips
Verify connector style, terminal count, and engine application before installation. This part is sensor only, so confirm the existing harness and sealing surface are in good condition and inspect for oil contamination or damaged terminals during service. Use the vehicle’s service information for the correct torque and diagnostic procedure.
Quality Assurance
Standard Ignition is a recognized aftermarket brand for electrical and engine management service parts. PS-491 is built to match the listed application requirements for fitment-focused replacement on Audi, Volkswagen, and Porsche vehicles.
| Year | Make | Model | Body Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2014 | Audi | SQ5 | — | 3.0L | V6 | — | N/A | To 1/31/2014; Gray; 2 Term.; Light |
| 2014 | Volkswagen | Touareg | — | — | — | — | N/A | Engine Oil Pressure Switch fits various car and truck makes and models. |
| 2013 | Audi | A6 Quattro | — | 3.0L | V6 | — | N/A | — |
| 2013 | Audi | Q5 | — | 3.0L | V6 | — | N/A | — |
| 2013 | Audi | Q7 | — | 3.0L | V6 | GAS | N/A | Gray; 2 Pin; Light |
| 2013 | Audi | S4 | — | 3.0L | V6 | — | N/A | — |
| 2013 | Porsche | Panamera | — | 3.0L | V6 | — | N/A | Engine Oil Pressure Switch fits various car and truck makes and models. |
| 2013 | Volkswagen | Touareg | — | — | — | — | N/A | Engine Oil Pressure Switch fits various car and truck makes and models. |
| 2012 | Audi | A6 Quattro | — | 3.0L | V6 | — | N/A | — |
| 2012 | Audi | Q5 | — | 3.2L | V6 | — | N/A | — |
| 2012 | Audi | Q7 | — | 3.0L | V6 | GAS | N/A | Gray; 2 Pin; Light |
| 2012 | Audi | S4 | — | 3.0L | V6 | — | N/A | — |
| 2012 | Porsche | Panamera | — | 3.0L | V6 | — | N/A | Engine Oil Pressure Switch fits various car and truck makes and models. |
| 2012 | Volkswagen | Touareg | — | — | — | — | N/A | Engine Oil Pressure Switch fits various car and truck makes and models. |
| 2011 | Audi | A6 | — | 3.2L | V6 | — | N/A | Gray; 2 Term.; Light |
| 2011 | Audi | A6 Quattro | — | 3.0L | V6 | — | N/A | 2 Pin; Light |
| 2011 | Audi | Q5 | — | 3.2L | V6 | — | N/A | — |
| 2011 | Audi | Q7 | — | 3.0L | V6 | GAS | N/A | Gray; 2 Pin; Light |
| 2011 | Volkswagen | Touareg | — | — | — | — | N/A | Engine Oil Pressure Switch fits various car and truck makes and models. |
| 2010 | Audi | A6 | — | 3.2L | V6 | — | N/A | — |
| 2010 | Audi | Q5 | — | 3.2L | V6 | — | N/A | Gray; 2 Blade Term.; Light |
| 2009 | Audi | A4 Quattro | Sedan | 3.2L | V6 | — | N/A | 2 Pin; Light |
| 2009 | Audi | A5 | — | 3.2L | V6 | — | N/A | Gray; 2 Term.; Light |
| 2009 | Audi | A5 Quattro | — | — | — | — | N/A | 2 Pin; Light |
| 2009 | Audi | A6 Quattro | — | 3.0L | V6 | — | N/A | 2 Pin; Light |
| 2009 | Audi | Q5 | — | — | — | — | N/A | 2 Pin; Light |
| 2008 | Audi | A5 | — | 3.2L | V6 | — | N/A | Gray; 2 Term.; Light |
| 2008 | Audi | A5 Quattro | — | — | — | — | N/A | 2 Pin; Light |
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