* Different models have different locations: The steering fluid reservoir location can vary depending on the exact model year, engine, and options of your E420.
* Incorrect fluid can damage your car: Using the wrong type of steering fluid can damage your car's steering system.
Here's what I recommend instead:
1. Consult your owner's manual: The most accurate information will be in your car's owner's manual. It will have diagrams and detailed instructions specific to your vehicle.
2. Look online: Many online resources, such as the Mercedes-Benz website or forums dedicated to E420s, can provide helpful information and diagrams.
3. Visit a reputable mechanic: If you are unsure, the best option is to take your car to a qualified mechanic. They will know exactly where to find the reservoir and what type of fluid to use.
Remember, safety first! Don't attempt to work on your car's steering system if you are not confident in your abilities.