Is one of your license plate lights burned out? Or are you looking to replace them with blue lights? This guide covers the swap itself and, just as important, the bulb choice that keeps the ‘Lights Defective’ or ‘License Plate Light Defective’ warning from coming on afterward. The job needs …
Read More »Check Engine Light ON? Service Engine? Simple Self Troubleshooting Guide
How to diagnose Mercedes-Benz Check Engine Light (CEL) problems Is your check engine light on? Didthe check engine light come on while driving? Don’t panic. When the check engine light turns on in your instrument cluster, the computer in your car has noticed that the engine is not running at …
Read More »Mercedes Transmission Problems, Limp Mode, No Shifting: Troubleshooting Tips
Common Mercedes-Benz Transmission Problems This article discusses the most common Mercedes-Benz transmission problems and how you can fix some of them. This troubleshooting guide will help you narrow down the transmission problem and teach you how to perform some repairs. If your transmission is stuck in gear and you are …
Read More »Where to Order New Replacement Key for Mercedes-Benz
Are you looking to get a new key made for your Mercedes-Benz? Did you lose all of your keys? That’s ok. If you own a newer Mercedes-Benz, you don’t need the old keys to order a new Mercedes key. Just follow the instructions below on how to order a new …
Read More »Mercedes S-Class W220 and CL-Class C215 Fuse and Relay Locations: S430, S500, S600, S55 AMG, CL500, CL600, CL55 AMG 2000 to 2006
Application: Mercedes W220 S-Class (S430, S500, S600 and S55 AMG) and C215 CL-Class (CL500, CL600 and CL55 AMG). Fuse assignments vary by production date, engine, market, and equipment. Years: 2000, 2001, 2002, 2003, 2004, 2005 and 2006 Use this guide to find fuse and relay assignments for the S-Class and …
Read More »Mercedes-Benz Catalytic Converter Split and Oxygen Sensor Code: A Weld Repair
What Happened Recently, I had a check engine light for the O2 sensor on a Mercedes-Benz. The car also sounded like it had an exhaust leak. After getting the car up on the lift, I discovered that the catalytic converter was separated. I received a couple of quotes, one for …
Read More »How to Replace the Serpentine Belt, Tensioner and Idler Pulley on a Mercedes-Benz (M112 and M113)
This guide shows you how to: Replace the serpentine (Poly V) belt Replace the belt tensioner Replace the idler pulley Remove the belt as the first step for an alternator replacement or an A/C compressor job Which Engines and Models This applies to the M112 V6 and M113 V8 engines, …
Read More »How to Check for Bad Engine Mounts on a Mercedes-Benz
Are you wondering whether your Mercedes-Benz has bad engine mounts? Here is a simple way to check whether the engine mounts are worn or damaged. A common symptom of a worn engine mount is excessive cabin vibration while the vehicle is stopped in Drive. Before You Start This procedure requires …
Read More »Tips and Tricks: Bad Smell or Smoke Outside? Quickly Close All Windows and the Sunroof
So let’s say you are driving down the road on a beautiful summer day in your Mercedes-Benz. All your windows are rolled down and the sunroof is wide open. All of a sudden: what’s that nasty smell? Quick! Close all those windows and the sunroof. As you struggle to push …
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