Standard Ignition PS673 Engine Oil Pressure Switch

Engine Oil Pressure Switch for Audi and Volkswagen

Standard Ignition PS673 is an engine oil pressure switch built for direct-fit service on select Audi and Volkswagen applications. It uses a single blade terminal with a female socket connector and an oval connector shape for a straightforward electrical connection.

With a blue and silver body and chrome/plastic finish, this oil pressure switch is listed for a wide range of turbocharged and performance-oriented models, including Audi S8, RS7, S6, S7, A8 Quattro, S3, and TTS Quattro, plus Volkswagen Jetta, Passat, and Beetle applications.

• Engine oil pressure switch for select Audi and Volkswagen vehicles
• Standard Ignition PS673 replacement part number
• Blue and silver housing with chrome and plastic finish
• Single blade terminal, female socket connector
• Oval connector shape with one connector and one terminal
• Cross-references Standard Ignition PS783 and S4668 for the same application

Fitment and Application Details

Compatible With select 2013-2021 Audi and Volkswagen models. Fits 2020-2021 Audi S8, N/A; Fits 2015-2018 Audi S8, N/A; Fits 2018 Audi A8 Quattro, N/A; Fits 2014-2018 Audi RS7, N/A; Fits 2018 Audi S6, N/A, Medium Blue; 1 Term.; Light; Fits 2013-2018 Audi S7, N/A, Blue; 1 Blade; Light; Fits 2013-2017 Audi S6, N/A, Blue; 1 Blade; Light; Fits 2014-2017 Audi A8 Quattro, N/A, Blue; 1 Blade; Light; Fits 2015-2016 Audi S3, N/A; Fits 2016 Audi TTS Quattro, N/A, Medium Blue; 1 Term.; Light; Fits 2013-2018 Volkswagen Jetta, N/A; Fits 2014-2018 Volkswagen Passat, N/A; Fits 2014-2017 Volkswagen Beetle, N/A, 1 Terminal Light Engine Oil Pressure Switch; Fits 2013 Volkswagen Beetle, N/A.

What This Part Helps Address

• Oil pressure warning light staying on or coming on intermittently
• Incorrect oil pressure signal to the instrument cluster
• Fault codes related to the engine oil pressure switch circuit
• Electrical connection issues at the pressure switch terminal
• Drivability concerns caused by unreliable oil pressure input

Installation Notes and Tips

Verify the connector style, terminal count, and engine application before installation. Match the existing switch by connector shape, terminal type, and vehicle fitment details for Audi S8, RS7, S6, S7, A8 Quattro, and Volkswagen Jetta, Passat, or Beetle models. Inspect the harness connector for corrosion or looseness before connecting the new Standard Ignition PS673.

Quality Assurance

Standard Ignition supplies replacement electrical and engine management components for service applications. This part is listed with OE-style fitment data and application-specific interchange references to support accurate replacement selection.