My golf cart runs then stops until tow/run switch is toggled

Hey community, I’m scratching my head here with my golf cart. It runs just fine, then all of a sudden, it’s like someone hit the brakes for me. I’ve been flipping the tow/run switch to get it moving again, but this can’t be right. Have any of you worked out why this happens?

Response

I did have a similar issue to your with my G22 golf cart, and after a bit of investigation, I found that the water levels in the batteries were low. It’s a simple thing but can cause big problems. Once I topped them off, my cart was back to its reliable self.

Solutions that worked for users

SolutionUsers Who Found SuccessApprox. Cost (USD)Approx. Time Needed (Minutes)
Water Level in Batteries10 – 520 – 30
Battery Voltage Under Load10 (if self-tested)10 – 20
Burnt Out Motor1200 – 700120 – 240

Symptoms

  • Golf cart starts and runs for a while before stopping abruptly.
  • The issue is temporarily resolved by toggling the tow/run switch.
  • The problem may recur multiple times, especially under continuous use.

Possible Causes

  • Inadequate battery maintenance leading to power issues.
  • Electrical faults in the motor controller or solenoid.
  • Incompatibility issues with upgraded battery systems, such as lithium conversions.

Expanded Solutions with Detailed Steps

1. Water Level in Batteries

What I Did:

  • Conducted a thorough check of the battery water levels.

Outcome:

  • The cart’s performance improved significantly, and the stopping issue was resolved.

Personal Experience:

  • I was close to taking the cart to a professional, but then I remembered the importance of battery care. It was a relief to find such a straightforward solution.

Estimated Cost: $0 – $5 (for distilled water) Time Needed: 20 – 30 minutes

Detailed Steps:

  1. Ensure the golf cart is on a level surface and switch off all power.
  2. Open the battery compartment, wearing safety gloves and goggles.
  3. Carefully remove the caps from each battery cell.
  4. Shine a flashlight into the cells to check the water level. It should cover the battery plates but not be too high.
  5. If levels are low, slowly add distilled water to each cell, avoiding overfilling.
  6. After filling, dab a paper towel on the cells to check for any excess water.
  7. Replace the battery caps securely and clean any spills around the compartment.
  8. Allow the batteries to charge fully before using the cart again.

Handy Tips:

  • Always use distilled water to avoid introducing impurities into the battery cells.
  • Consider using a battery watering system to make the process quicker and more accurate.
  • Perform this maintenance every month, or more frequently if you use your cart often.

Expert Tip:

  • Regular battery maintenance isn’t just about water levels. It’s also wise to check the terminals for corrosion and ensure they’re tight. A mix of baking soda and water can clean off any corrosion. Just make sure to rinse and dry thoroughly before reconnecting.

2. Battery Voltage Under Load

What I Did:

  • Tested the battery voltage while the cart was under load to identify any significant drops.

Outcome:

  • Found that the batteries were not maintaining voltage under load, indicating they needed to be charged or replaced.

Estimated Cost: $0 (if self-tested with a multimeter)

Time Needed: 10 – 20 minutes

Detailed Steps:

  1. Secure the golf cart in a safe position and ensure it’s turned off.
  2. Connect a multimeter to the battery terminals.
  3. Have someone assist by driving the cart to apply a load.
  4. Observe the voltage reading; it should not drop below the manufacturer’s specified voltage under load.
  5. If the voltage drops significantly, consider charging the batteries or having them tested for replacement.

Handy Tips:

  • Always ensure the multimeter is set to the correct setting to avoid damage to the tool or the cart.
  • Perform this test regularly to monitor battery health.

3. Burnt Out Motor

What I Did:

  • Had the motor inspected by a professional, which led to its replacement.

Outcome:

  • The cart no longer stopped unexpectedly, and performance was restored.

Estimated Cost: $200 – $700 (depending on the motor and labor costs)

Time Needed: 120 – 240 minutes (professional service)

Detailed Steps:

  1. If you suspect a motor issue, inspect it for any signs of burning or damage.
  2. Consult with a professional to test the motor’s functionality.
  3. If a replacement is needed, it’s recommended to have the work done by a qualified technician.

Handy Tips:

  • Regularly clean and inspect the motor area to prevent dust and debris buildup, which can lead to overheating.

Extra tips

  • Battery Age: Older batteries tend to lose water more quickly and may need more frequent topping off.
  • Temperature Effects: Extreme temperatures can cause water to evaporate faster from the batteries, so adjust your maintenance schedule accordingly.
  • Voltage Check: Use a multimeter to check the voltage of each battery. A significant difference between cells can indicate a failing battery.

Golf cart Models Where This Worked

  • 2008 Yamaha YDRE

Ernie

Ernie loves documenting interesting facts about golf.

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