Wabco 4140010020 Vacuum Pump

Description

This Wabco vacuum pump is a critical component of brake systems, designed to create the vacuum necessary for effective brake assistance. It is commonly used in vehicles requiring reliable brake performance. The pump utilizes rotary operation to generate the required vacuum, adhering to OE specifications for consistent and dependable function. Measuring 170 x 118 x 135 mm, this unit provides a calculated volume of 2.7081 and a capacity of 0.1 L, offering a compact and efficient solution for vacuum generation. It features mounting points of 2x Ø 13.5 mm and port threads of 1/4 - 18 NPTF for air and 1/8 - 27 NPTF for oil.

Key Features & Benefits

This thing basically creates a vacuum – it sucks the air out of a closed system. Specifically in your vehicle, it generates the vacuum needed for several things like your power brakes, the heating and cooling controls inside the cabin, and sometimes even assists with things like locking hubs on four – wheel drive systems. It's a mechanical pump usually driven off the engine, so it's always working when the engine is on. Think of it as a helper for a bunch of systems. Without good vacuum, your brakes won't feel as strong – you'll have to push harder on the pedal to get the same stopping power. The heater controls might not switch between hot and cold correctly, or the blend doors won’t move properly. It’s really a central piece to making sure a lot of comfort and safety features work as they should. It essentially provides the “pull” needed for those systems to operate.

Symptoms, Risks & Replacements

It’s crucial for safety and comfort. If the pump starts to fail, you'll notice if your brake pedal feels spongy or requires more effort to press. The heater might get stuck on one temperature, or the doors might not fully open or close. Ignoring a failing vacuum pump can lead to significantly reduced braking performance, which is obviously not something you want. We can get you a replacement from places like Fixparts Online pretty quickly. It's a relatively straightforward repair, but getting the right part is key.

Warranty Information

Wabco Vacuum Pump (MPN 4140010020) comes with a 1-year warranty.