
Iridium plugs tend to cost a little more, but if you decide to invest in your car, Bosh Iridium Spark Plugs work flawlessly on the Mercedes-Benz Engines. Below we have provided recommended brands for each type. Copper plugs are the least expensive and will get the job done but don’t last as long. Iridium spark plugs perform better but also are the most expensive. You have several options such as iridium, platinum or copper when it comes to the material of the center core. If you have a six cylinder engine, multiply that by two and that’s how many new spark plugs you need.ĭid you catch that? For a 12 cylinder engine, you won’t need 23 but 24 spark plugs. Mercedes-Benz cars are equied with two spark plugs per cylinder, including the E 320.
#ML430 BATTERY GUARD INSTALL#
If you want your spark plugs to last longer and provide a better spark, our recommendation is to install iridium tipped spark plugs instead of the platinum. Try to stay with the original equipment if at all possible. We have provided links to Amazon for all the parts that we use to make it easier for you if you need to purchase any parts. Here is a list of all the parts that you will need. Parts and Tools Needed to Replace the Spark Plugs on your Mercedes-Benz You can change the spark plugs on your Mercedes-Benz for under $80 and save hundreds compared to the typical quote of $300 – $500 at most auto repair shops. In the end, you will have a smoother running engine, get better fuel economy and even get rid of that misfire or check engine light. It will take you a couple of hours to change the spark plugs, maybe even longer if you are changing spark plugs on a Mercedes-Benz for the first time. While most spark plugs can last over 100,000 miles, it is recommended that you change the spark plugs more frequently than that for optimal performance and better fuel economy. This guide provides step by step instruction and video clips to help you on replacing the spark plugs. If you have the right tools, we will show you what you need, it is a straight forward task. Insert the key in the ignition to start the car once, and the key should function properly including the door lock/unlock feature.Changing the spark plugs on your Mercedes-Benz is not as difficult as you think.

No programming is required after you replace the key battery.
#ML430 BATTERY GUARD HOW TO#
#ML430 BATTERY GUARD CODE#
This allows the key to communicate with the IR and transmit a rolling code to EIS which verifies the key and starts the engine. The key is powered by the inductive current when it is inserted into the ignition. Next time, remember to change the key battery as soon as you see the warning message on your instrument cluster saying “Key Battery Low.” Why does this work? In the meantime, you will need to start your MB by inserting the key into the ignition. Make sure to save the Engine Start/Stop button so that you can reinsert it once you change the battery in your Mercedes key fob. Release the key as soon as the engine cranks. Turn the KEYLESS-GO key in the ignition to start the engine. Press the brake pedal and make sure the transmission is in Park position. It is ok if the smart key battery is dead. You can quickly pull it from the ignition. Next, remove the Start / Stop button from the ignition lock. Don’t worry! The alarm should stop as soon as you insert the key into the ignition as described in the next few steps. The alarm will go off when you manually open the driver’s door. To get inside the car, remove the metal key from your Mercedes key fob. Use it to unlock the driver’s door manually. These instructions work for all Mercedes-Benz models that have the Start/Stop button including S-Class, C-Class, GLE-Class, ML-Class, E-Class, GL-Class, SL-Class, SLK-Class. How to start a Mercedes with dead key batteryįollow these procedures to manually start your Mercedes-Benz if the battery in the KEYLESS-GO remote has died. Mercedes key battery has died, and you can’t start your car using the START ENGINE push button. Pressing the Engine Start/Stop button does nothing of course if your key fob battery has died.

If you have a Mercedes-Benz with KEYLESS-GO, you may be wondering how to start the car if the battery in the key dies.
