Checking the Battery Voltage using a Multimeter2.

Test Mercedes-Benz Battery Voltage with Multimeter

Need to check the voltage of your Mercedes-Benz battery? Learn how to check the voltage of your battery using a multimeter by following the procedures below. This guide provides instructions on how to use a multimeter (voltmeter) to measure the battery voltage of the Mercedes Benz GLK Class.

What you will need

  • Multimeter (voltmeter)

Procedure

  1. Open the hood by pulling the release hood below the dashboard. If the battery is dead and the vehicle doesn’t unlock, use the emergency key inside the keyfob to unlock the driver’s door.Opened hood of the Mercedes Benz GLK-Class.
  2. Locate the negative and positive terminals of the battery. The battery has a compartment above it, but no need to remove that. The positive and negative terminals can be found on the passenger side of the engine compartment. Slide off the red cover to expose the positive terminal.Positive and Negative terminals of the Battery of Mercedes Benz GLK Class. The blue arrow is where the negative terminal is, and the red arrow is where the positive terminal is.
  3. Bring out your multimeter (voltmeter) and connect the probes to the positive and negative terminal. Before you connect the probes to the battery, make sure that you set your multimeter to the DC voltage setting. Connect the red probe to the positive terminal and the black probe to the negative terminal.

    Checking the voltage of the battery using a Multimeter.
    Battery of the Mercedes Benz GLK Class.

    You can also check the battery by removing the compartment above it. Once you remove the compartment above it, you will see the positive and negative terminals of the battery, and you can start checking again with the voltmeter.

  4. Check voltage. If the voltage is below 12V, you need to charge the battery.Checking the voltage of the battery using a Multimeter.Some cars will get up to five or six years out of their battery, while others will need a new one after only two years. In general, a car will usually need a new battery after three to four years.

We hope you find the Test Mercedes-Benz Battery Voltage with Multimeter guide helpful. Check these troubleshooting and repair guides for more help on your Mercedes-Benz.

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