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Why Won’t My Traxxas 6700 Battery Charge?

If you have a Traxxas 6700 battery, and its not charging, chances are you need some answers…

Why Won’t My Traxxas 6700 Battery Charge?

Here are some common reasons for these battery charging issues:

  • Faulty or damaged charger: A malfunctioning charger can prevent the battery from charging correctly. Check for any visible signs of damage, such as frayed wires or loose connections.
  • Incorrect charging procedure: Following the proper charging procedure is essential. Ensure that you are connecting the battery to the charger correctly and using the appropriate charging parameters specified in the user manual.
  • Battery age and deterioration: Over time, batteries can deteriorate, leading to charging problems. The age of the battery and the number of charge cycles it has undergone can affect its overall performance.

Checking the charger

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To troubleshoot the charging issue, it’s important to start by inspecting the charger itself.

  • Inspecting charger connections: Examine the charger’s connections for any signs of damage or debris. Ensure that the charger is securely plugged into the power source.
  • Testing charger with a different battery: If possible, try charging a different Traxxas battery with the same charger to determine if the problem lies with the charger or the battery itself.
  • Using a multimeter to measure charger output: A multimeter can help you check the voltage output of the charger. Compare the reading with the charger’s specified output to identify any discrepancies.

Proper charging procedure

To maximize the charging efficiency and prolong the lifespan of your Traxxas 6700 battery, it’s important to follow the correct charging procedure.

  • Reading the user manual: The user manual provides essential information regarding the charging process specific to your Traxxas battery. Familiarize yourself with the recommended guidelines and charging instructions.
  • Connecting the battery correctly: Ensure that the battery is connected securely to the charger, with the positive and negative terminals aligned correctly. A loose connection can prevent the charging process.
  • Setting the appropriate charging parameters: Some Traxxas batteries require specific charging parameters, such as voltage and current settings. Adjust the charger settings accordingly to match the requirements of your battery.

Battery age and deterioration

Understanding the factors that contribute to battery deterioration can help you diagnose charging issues.

  • Understanding battery lifespan: Traxxas batteries have a finite lifespan, typically measured in charge cycles. Knowing the approximate lifespan of your battery can give you an idea of when it may need replacement.
  • Signs of an aging battery: As batteries age, their capacity decreases. Look for signs such as reduced runtime, diminished performance, or difficulty holding a charge. These can indicate that your battery is reaching the end of its usable life.
  • Effects of over-discharging or overcharging: Over-discharging a battery or subjecting it to excessive voltage can lead to irreversible damage. Avoid fully depleting the battery or charging it with incompatible chargers, as these practices can shorten its lifespan.

Troubleshooting steps

If the charger appears to be functioning correctly, it’s time to delve deeper into troubleshooting the battery itself.

  • Inspecting battery connectors and wires: Examine the battery connectors and wires for any signs of damage, such as loose connections, corrosion, or frayed wires. Ensure that the connectors make solid contact with the charger.
  • Cleaning battery and charger terminals: Dirt and debris on the battery and charger terminals can interfere with the charging process. Gently clean the terminals using a soft cloth or a brush specifically designed for electronics.
  • Resetting the charger or battery: Some chargers and batteries may have a reset function that can help resolve charging issues. Consult the user manual to determine if resetting is possible and follow the instructions provided.

How Do I Know If My Traxxas Battery Is Charging?

Here is the the process of determining the charging status of your Traxxas battery, allowing you to enjoy uninterrupted fun with your RC vehicle.

  • Checking the Charging Equipment Before diving into the specifics of battery charging, it’s important to inspect the charging equipment. Ensure that the charger is connected to a power source and the necessary cables are properly plugged in. Verify the charger settings, such as current and voltage, to ensure they are compatible with your battery.
  • Observing the Battery Pack Take a close look at the battery pack itself. Check for any physical damages or abnormalities, such as bulging or leaking. These signs could indicate a faulty or damaged battery that may require replacement. Additionally, you can measure the battery voltage using a voltmeter or multimeter to get an initial idea of its charge level.

Monitoring the Charger Behavior

Most Traxxas chargers come equipped with LED indicators that provide valuable information about the charging process. Familiarize yourself with the meaning of these indicators as they can help you determine whether the battery is charging. Observe any changes in the LED patterns or colors during the charging process, as they indicate different stages of charging or potential issues.

  • Analyzing the Battery Behavior In addition to monitoring the charger, pay attention to the battery itself. During the charging process, a Traxxas battery may exhibit certain behaviors that indicate it is charging. For example, the battery may feel warm to the touch or emit slight vibrations. These signs are normal and indicate that charging is in progress. However, if you notice any unusual behaviors, such as excessive heat or strong vibrations, it may indicate a problem with the battery or charger.
  • Using a Battery Checker To further ensure the accuracy of your charging status assessment, consider using a battery checker or voltage alarm. These tools provide a more precise reading of the battery’s charge level and can help you determine if it is indeed charging. Follow the instructions provided with the battery checker to effectively use the device and interpret the results.
  • Final Steps and Conclusion Once you have determined that your Traxxas battery is charging, it’s important to allow it to reach its full charge. Follow the recommended charging time specified by the manufacturer to avoid overcharging or undercharging the battery. Remember to practice regular maintenance and care for your Traxxas batteries, as this will help prolong their lifespan and ensure optimal performance.


Experiencing difficulties with charging your Traxxas 6700 battery can be frustrating, but with the troubleshooting steps outlined in this article, you should be able to identify and resolve the issue. Remember to check the charger, follow the proper charging procedure, and consider the age and deterioration of the battery.

If the problem persists, don’t hesitate to seek professional assistance from Traxxas customer support or your local hobby shop. By understanding the importance of troubleshooting and maintenance, you can ensure a long and enjoyable experience with your Traxxas 6700 battery, powering your RC adventures for years to come.