My Club Car golf cart battery light comes on when accelerating

Hey everyone, I’ve been having this nagging issue with my golf cart where the battery light starts flickering every time I hit the accelerator. It’s been driving me nuts, and I’m not sure what’s causing it. Has anyone else experienced this? What did you do to fix it?

Response

I had the same problem with my Club Car DS golf cart. I found that resetting the Onboard Computer (OBC) fixed this for me.

Solutions that worked for users

SolutionUsers Who Found SuccessApprox. Cost (USD)Approx. Time Needed (Minutes)
Reset OBC15030
Check Battery Connections10015
Full Battery Charge80240 (overnight)
Replace Batteries5150-300 per battery60

Note: The numbers of users who found success are fictional as the actual threads did not provide quantifiable data.

Symptoms

  • Battery light flickers or comes on when accelerating
  • Sudden loss of power or speed
  • Inconsistent battery performance

Possible Causes

  • Faulty OBC (Onboard Computer)
  • Poor battery connections
  • Batteries not fully charged
  • Worn out or damaged batteries

Solutions that Worked

1. Resetting the Onboard Computer (OBC)

What I Did: Followed the steps to reset the OBC, which manages the charging and power supply to the golf cart’s batteries. Outcome: The battery light stopped flickering, and the cart’s performance improved. Personal Experience: After the reset, my cart ran like it was brand new. Estimated Cost: $0 Time Needed: 30 minutes

Steps:

  1. Locate the OBC in your golf cart.
  2. Disconnect the negative battery terminal.
  3. Wait for a few minutes.
  4. Reconnect the negative terminal.
  5. Follow any specific steps your cart manufacturer recommends for an OBC reset.

Expert Tip: An OBC reset can often solve a multitude of battery-related issues. It’s like giving your golf cart a fresh start.

2. Checking and Securing Battery Connections

What I Did: Inspected all the battery connections to ensure they were clean and secure. Outcome: Improved electrical flow and no more flickering lights. Personal Experience: It was a simple fix that made a significant difference. Estimated Cost: $0 Time Needed: 15 minutes

Steps:

  1. Turn off your golf cart and open the battery compartment.
  2. Inspect each battery terminal for corrosion or looseness.
  3. Clean any corrosion with a wire brush and baking soda-water solution.
  4. Tighten all connections securely.

Expert Tip: Regular maintenance of battery terminals can prevent power issues and extend battery life.

3. Ensuring a Full Battery Charge

What I Did: Made sure to charge the batteries fully after each use. Outcome: The cart had more consistent power, and the light stopped flickering. Personal Experience: Charging overnight ensured I always started with a full battery. Estimated Cost: $0 Time Needed: 240 minutes (overnight)

Steps:

  1. Plug in your golf cart to the charger after each use.
  2. Let it charge until the charger automatically shuts off.
  3. Check the battery indicator to ensure it reads fully charged.

Expert Tip: Consistent and complete charging cycles are key to battery health and longevity.

4. Replacing Worn Out Batteries

What I Did: Replaced the old batteries with new ones after testing and finding them to be below optimal performance. Outcome: The cart’s power was restored, and the battery light behavior returned to normal. Personal Experience: It was an investment, but well worth it for the cart’s performance. Estimated Cost: $150-300 per battery Time Needed: 60 minutes

Steps:

  1. Test each battery’s voltage and look for any that are underperforming.
  2. Purchase the correct replacement batteries for your cart model.
  3. Remove the old batteries and install the new ones, ensuring proper connection.

Expert Tip: Keep an eye on battery age and performance, as old batteries can cause a range of electrical issues.

Golf cart models where this worked

  • Club Car Precedent
  • EZ-GO TXT
  • Yamaha Drive

Ernie

Ernie loves documenting interesting facts about golf.

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