Is this Oil Pressure Switch - Low Blue compatible with my Vanagon?

Yes! This Oil Pressure Switch - Low Blue (part number 028-919-081D) fits all 1983–1991 VW Vanagon models, including both 2WD and 4WD versions with any body or transmission type. If you drive a Vanagon from these years, this switch is designed specifically for your vehicle.

Where is the Oil Pressure Switch - Low Blue located and how do I access it?

This oil pressure switch is conveniently located on the driver's side of the engine, between the intake push rod tubes for cylinders 3 & 4. Its blue color makes it easy to spot when you're working in the engine bay. Most DIY mechanics find replacement straightforward with basic tools—just remember to disconnect your battery and relieve oil pressure for safety.

How does the Oil Pressure Switch - Low Blue function, and why is this important for my Vanagon?

The Oil Pressure Switch - Low Blue is a normally closed circuit that opens between 0.15–0.35 BAR (2–5 PSI), alerting your Vanagon's warning system if your oil pressure drops too low. This helps prevent engine damage by warning you of possible lubrication problems before they become serious issues. Reliable oil pressure monitoring is crucial for engine longevity.

How do I know if this is the right oil pressure switch for my Vanagon year and model?

For 1983–1985 Vanagons, this is the only oil pressure switch you need. For 1986–1991 models, it's one of two required switches. Always double-check your Vanagon's year and refer to the location (driver’s side, by push rod tubes for cylinders 3 & 4) for confirmation. The blue color and part number 028-919-081D also help ensure proper identification.

Is the Oil Pressure Switch - Low Blue a high-quality, reliable part?

Absolutely! This oil pressure switch is a quality aftermarket part, highly rated by GoWesty customers for its fit and function. It’s designed to meet OEM specifications, ensures dependable oil pressure monitoring, and is easy for both first-time and experienced Vanagon owners to install with confidence.

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Oil Pressure Switch - Low Blue [Vanagon]

Product:	028-919-081D
Works With:	1983-1991
Manufacturer:	Quality Aftermarket
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Proposition 65: This product may contain chemicals known to the state of California to cause cancer, birth defects, or other reproductive harm.

This oil pressure switch was used on all Vanagons from 1983-1991. Its pressure ranges are .15-.35 BAR. It is located on the engine, driver's side, between the intake push rod tubes for cylinders 3 and 4 (left side of engine looking in from the rear). This switch is NORMALLY CLOSED, and OPENS between .15 and .35 BAR, which translates to 2-5 PSI.

It is the ONLY switch on '83-'85 models; one of two on '86-'91 models.

Reference numbers can be OE part numbers, superseded part numbers, and compatible part numbers. We provide this information to help ensure you're getting the right part for your needs.