My Club Car DS golf cart fuel gauge is flashing red

My 2020 Club Car DS fuel gauge has started flashing a red light, and I’m at a loss. It’s making it impossible to know my fuel level. Has anyone else run into this problem?

Response

I totally get your frustration; I had the same baffling issue with my Club Car golf cart. I ended up replacing the fuel tank sending unit.

Solutions that worked for users

SolutionUsers Who Found SuccessPersonal ExperienceEstimated Cost (USD)Time Needed (Minutes)
Detailed Wiring and Grounding Check3Meticulously traced and fixed wiring issues$0 – $1045 – 75
Complete Fuel Tank Sending Unit Replacement2Successfully replaced the unit for accurate readings$50 – $10070 – 150

Symptoms

  • Persistent flashing red light on the fuel gauge
  • Inconsistent or inaccurate fuel level readings
  • Gauge stuck or not responding correctly

Possible Causes

  • Loose or damaged wiring and grounding issues
  • Defective or aged fuel tank sending unit
  • Electrical system malfunctions or shorts

Solutions that Worked

  1. Detailed Wiring and Grounding Check
    • What I Did: Conducted a thorough inspection of all wiring, focusing on areas prone to wear and tear.
    • Outcome: Discovered and rectified a few wiring issues, which resolved the gauge problem.
    • Personal Experience: Found a frayed wire near the engine compartment; repairing it did the trick.
    • Estimated Cost: $0 – $10 (DIY)
    • Time Needed: 45 – 75 minutes
    • Steps:
      1. Begin with a visual inspection of all visible wiring, especially around moving parts and heat sources.
      2. Use a multimeter to check for continuity and proper voltage in suspect wires.
      3. Pay special attention to grounding points; clean and tighten any corroded or loose connections.
      4. Look for signs of rodent damage, as this can often lead to unexpected electrical issues.
      5. Replace any damaged or worn-out wires and ensure all connections are secure and insulated.
    • Expert Tip: Regular maintenance and visual inspections can prevent many electrical issues. Consider using wire protectors or conduits in areas prone to damage.
  2. Complete Fuel Tank Sending Unit Replacement
    • What I Did: Swapped out the old fuel tank sending unit with a new, compatible model.
    • Outcome: The new unit provided accurate and stable readings on the fuel gauge.
    • Personal Experience: It was a bit of a task, but the replacement was definitely worth it.
    • Estimated Cost: $50 – $100
    • Time Needed: 70 – 150 minutes
    • Steps:
      1. Safely drain the fuel tank to avoid any spills or hazards.
      2. Carefully remove the old sending unit, taking note of its orientation and connections.
      3. Compare the old unit with the new one to ensure compatibility.
      4. Install the new unit, double-checking all seals and connections for leaks.
      5. Refill the fuel tank and test the gauge for accuracy over a few days to ensure consistency.
    • Expert Tip: When replacing the sending unit, it’s a good opportunity to inspect and clean the fuel tank, removing any debris or sediment that might cause future issues.

Golf cart models where this worked

  • Club Car Precedent (2015-2017)
  • Club Car DS (2018-2020)

Extra tips

  • Battery Check: Ensure your golf cart’s battery is in good condition. A weak battery can sometimes cause erratic gauge readings.
  • Firmware Update: If your golf cart has a digital dashboard, check for any firmware updates that might address this issue.
  • Professional Help: If you’re not comfortable with electrical work, it’s always wise to seek help from a professional mechanic.
  • Sensor Calibration: In some cases, recalibrating the fuel gauge sensor can resolve the issue without needing to replace parts.
  • Environmental Factors: Extreme temperatures can affect the gauge’s performance. Consider this if you’re in a very hot or cold climate.

Ernie

Ernie loves documenting interesting facts about golf.

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