W211 (2002-2009)

This guide will show you how to replace the Mercedes-Benz mass air flow (MAF) sensor. If you get any of these codes, P0100, P0101, P0102, P0103, and P0104, you most likely need your MAF replaced. Codes P0100 through P0104 indicate a MAF circuit or performance problem. Before replacing the sensor, …

Location of fuses and relays on Mercedes-Benz E-Class All Models, 2003 to 2008. If you replace any fuses, replace them with the same fuse type and amp rating. If there is an underlying problem, you could overload the wires or even cause damage to the circuit if you use a …

The transmission 13-pin connector plug causes most transmission slipping or delayed engagement problems on the Mercedes-Benz 5-speed transmission. “A leaking connector sleeve can allow ATF into the electrical connector and wiring harness. If fluid contaminates the electrical contacts or migrates toward the transmission control module, transmission faults and communication problems …

Mercedes-Benz vehicles equipped with Sensotronic Brake Control, also known as an electrohydraulic brake-by-wire system, may have been greeted with the “Brakes Defective Stop Vehicle” error message in your instrument cluster. Several faults can trigger brake warnings on Mercedes-Benz vehicles equipped with SBC. The operating time of Component A7/3 is exceeded. …

Is your air conditioner A/C not working or blowing hot air? The air conditioning system can get very complicated in cars, but that doesn’t mean that you can’t perform some troubleshooting yourself. Maybe even charge the A/C system if needed. This article provides an overview of the A/C system, common …

Problem: Interior Vibrations Are you feeling vibrations inside the cabin of your Mercedes? Often, MB owners feel seat vibrations that can’t be explained because the car runs great in most cases. Vibrations may be felt on the steering wheel or dash and are most noticeable when stopped at a red …

Have you ever wondered what maintenance you should perform on your Mercedes-Benz at a specific mileage? Follow these recommended service intervals and avoid things like this:   This is a rotor on an ML that I worked on. This Mercedes-Benz was driven for a long time without any care. Not …

Is one of your license plate lights burned out? Or are you looking to replace them with blue lights? This guide shows how to replace the bulbs without triggering the ‘Lights Defective’ or ‘License Plate Light Defective’ warning. This is an easy DIY job that requires only a screwdriver. Tools …