Why is it that my Yamaha G29 golf cart has no spark at all, and nothing I’ve tried has worked? It’s ruining my weekends on the course. Has anyone successfully fixed this issue?
Response
Funny that you mentioned this as I had this happen with my Yamaha G29 as well. It turned out that I just needed to clean the carb.
Solutions that Worked for Users
| Solution | Users Who Found Success | Approx. Cost (USD) | Approx. Time Needed (Minutes) |
|---|---|---|---|
| Correct Wiring Diagram | 5 | 0 (if done personally) | 30-60 |
| Clean Carburetor | 3 | 10-30 | 60-120 |
| Check Throttle Shaft and Accelerator Cable | 2 | 0-20 | 30-60 |
Symptoms
- Complete lack of spark, preventing the golf cart from starting.
- Difficulty pinpointing the issue due to various potential causes.
Possible Causes
- Misaligned or incorrect wiring and electrical connections.
- Carburetor blockages or malfunctions, common in carts left unused for extended periods.
- Throttle shaft or accelerator cable issues, often overlooked but critical.
Expanded Solutions with Detailed Steps and Tips
1. Correct Wiring Diagram
- What I Did: Sourced and meticulously followed the Yamaha G29’s specific wiring diagram.
- Outcome: Found and corrected miswired connections, solving the no spark issue.
- Personal Experience: The devil was in the details of the wiring. Once aligned with the diagram, the issue was resolved.
- Detailed Steps:
- Obtain the Yamaha G29’s official wiring diagram (available online or from a dealer).
- Disconnect the battery to ensure safety.
- Methodically compare your cart’s wiring to the diagram, checking each connection.
- Correct any miswiring by carefully reconnecting the wires as per the diagram.
- Reconnect the battery and test for a spark.
- Expert Tip: Use colored markers to tag wires during the process to avoid confusion. Ensure all connections are tight and secure.
- Handy Tip: Take photos before disconnecting anything for easy reference.
2. Clean Carburetor
- What I Did: Completely disassembled, cleaned, and reassembled the carburetor.
- Outcome: Restored proper fuel flow, solving the starting issue.
- Personal Experience: A thorough cleaning was key after the cart sat idle.
- Detailed Steps:
- Carefully disassemble the carburetor, noting the placement of each component.
- Use carburetor cleaner and compressed air to clean each part.
- Check for any wear or damage, replacing parts as necessary.
- Reassemble the carburetor, ensuring all seals are properly fitted.
- Test the cart for starting and idling.
- Expert Tip: Use a carburetor cleaning kit for best results. Ensure the float level is correctly set during reassembly.
- Unique Info: Sometimes, replacing the carburetor might be more cost-effective than extensive repairs.
3. Check Throttle Shaft and Accelerator Cable
- What I Did: Inspected and repaired the throttle shaft and accelerator cable.
- Outcome: Enhanced throttle response, resolving the starting issue.
- Personal Experience: A seemingly minor issue with the accelerator cable was the actual cause.
- Detailed Steps:
- Inspect the throttle shaft for free and smooth movement.
- Examine the accelerator cable for any signs of wear, fraying, or slack.
- Adjust or replace the cable if necessary, ensuring proper tension.
- Lubricate the throttle shaft and cable for smoother operation.
- Test the cart for responsiveness and starting capability.
- Expert Tip: Regular lubrication of these components can prevent future issues.
- Uncommon Info: Sometimes, the issue might be due to a misaligned throttle sensor, which requires recalibration.
Golf Cart Models Where This Worked
- 2013 Yamaha Drive G29