Do it yourself
Frequently asked questions about cars and motorcycles

Replacing the Serpentine Belt and Tensioner on Mercedes A-Class W140

Model: Mercedes Classe A W168 - Years: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Part: V-belt

See other generations:
Video tutorial

In this video tutorial, learn how to remove and replace the serpentine belt on a Mercedes A-Class W140, first generation. First, open the hood of your car and remove the bolt from the upper pulley (if you want to remove the belt tensioner); otherwise, simply loosen it with a wrench to remove the serpentine belt.

The video shows the replacement of the tensioner; then, proceed to install the serpentine belt, ensuring it is properly seated!


Updated on 3 April 2026 by ScegliAuto


Related tutorials

Mercedes Classe A (1997-2004 / W168) In this video tutorial, you will see the main instructions on how to replace the timing belt on a Mercedes A-Class W168. First, obtain the new belt o…
Mercedes Classe A (1997-2004 / W168) This video illustrates how to remove the dashboard of the Mercedes A-Class, model years 1997-2004. The process can be quite tedious and complicated a…
Mercedes Classe A (2012-2018 / W176) This guide outlines the main steps to remove and replace the water pump or coolant pump on the Mercedes A-Class. First, open the hood and start by re…

How to open the bonnet on a Volkswagen Golf?

In this tutorial, you will see how to open the bonnet on a Volkswagen Golf MK4. This is a very simple operation that follows the standard procedure. First, open the driver's door, then locate the lever in the lower left area and pull it. Next, move to the front of the vehicle, lift the bonnet slightly, and find the second lever located just above the Volkswagen logo. At this point, simply pull it towards you, fully open the bonnet, and secure it with the prop rod. To close it, gently push it down.

Watch the video!


by ScegliAuto

More videos