This valve, it’s really a one – way check valve. Its job is to maintain oil pressure within the alternator itself. Specifically, it lets oil into the alternator to lubricate the internal parts—the bearings and everything that spins—but it stops that oil from flowing back out. It basically holds the pressure steady. The alternator, as you know, charges your battery and powers your electrical system while the engine is running. This valve is a small piece of that, but a really vital one. It ensures the alternator’s internal components stay properly lubricated, allowing it to operate smoothly and efficiently. It’s tucked away inside the alternator itself, not something you’d typically see during routine maintenance. Without proper lubrication, those internal parts quickly wear out. Think of it like the oil acts like a shield, protecting everything as it spins at high speed. If the valve fails, oil pressure drops, and that shield weakens. You’ll notice if it’s going bad because the alternator can start making noise – whining or grinding sounds. Eventually, it can lead to a complete alternator failure, leaving you stranded. It’s a relatively inexpensive part, honestly, and replacing it when you’re doing other alternator work or experiencing issues is a smart move. We often have them in stock here, and you can also find a good selection at Fixparts Online if you prefer to order that way. Replacing this valve is usually pretty straightforward for a mechanic, and it can save you a lot of money and hassle down the road. Backed by experts: Valve (MPN 1571101) includes a 12-month warranty!

About Scania

Scania provides innovative and sustainable transport solutions for commercial vehicles worldwide.

Why Choose Scania?

• Scania parts are built to last, keeping your vehicle on the road and reducing downtime. • We use high-quality materials and advanced technology, so you get reliable performance every time. • Genuine Scania parts maintain the value of your vehicle and ensure optimal fuel efficiency. • Our extensive network means you can easily find the parts you need, when you need them, with expert support. Scania – trusted quality, available at FixParts Online!