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How to Identify Common Jet Ski Problems and When to Call a Professional

Jet skis are designed for fun and excitement, but like any mechanical equipment, they can encounter issues that affect performance and reliability. Knowing how to spot these problems early can save you from costly repairs and downtime. Here’s a guide to identifying common jet ski problems and when it’s time to bring in the experts at EJS Racing.


1. Loss of Power or Acceleration

If your jet ski feels sluggish or struggles to reach its usual speed, there could be several underlying causes:

  • Clogged Impeller: Debris like seaweed or small rocks can block the impeller, reducing thrust.
  • Worn Spark Plugs: Old or fouled spark plugs can cause misfires, leading to decreased performance.
  • Fuel Issues: Contaminated or stale fuel can clog injectors and affect engine power.

What to Do: Check for visible debris in the intake grate and replace spark plugs if needed. For persistent issues, let EJS Racing diagnose the problem.


2. Overheating

Overheating is a common issue caused by problems in the cooling system. Common culprits include:

  • Blocked Cooling Lines: Sand or debris can clog the water intake lines, preventing proper cooling.
  • Faulty Thermostat: A malfunctioning thermostat can cause the engine to overheat.
  • Low Coolant Levels: For models with closed-loop cooling systems, insufficient coolant can lead to overheating.

What to Do: Flush the cooling system with fresh water after every ride. If overheating persists, EJS Racing can inspect and repair the cooling components.


3. Difficulty Starting

Struggling to start your jet ski can be frustrating, especially when you’re eager to hit the water. Common causes include:

  • Battery Issues: A dead or weak battery is a frequent culprit.
  • Fuel Delivery Problems: Clogged fuel filters or injectors can prevent the engine from starting.
  • Electrical Faults: Loose connections or a faulty starter relay can disrupt the ignition process.

What to Do: Ensure the battery is fully charged and connections are secure. If the issue persists, bring it to EJS Racing for a full electrical diagnostic.


4. Unusual Vibrations or Noise

Excessive vibrations or strange noises can indicate mechanical problems that need immediate attention:

  • Damaged Impeller: Chips or bends in the impeller can cause vibrations and reduce efficiency.
  • Loose Engine Mounts: Worn or loose mounts can lead to excessive engine movement.
  • Debris in the Pump: Foreign objects caught in the pump can create abnormal sounds and vibrations.

What to Do: Avoid operating the jet ski if you notice unusual vibrations. EJS Racing can inspect and repair the propulsion system to restore smooth operation.


5. Engine Warning Lights or Beeping Alarms

Modern jet skis are equipped with warning systems to alert you to potential problems. Ignoring these signals can lead to more significant issues.

Common Warnings:

  • Low oil pressure.
  • Overheating alerts.
  • Sensor malfunctions.

What to Do: Consult your owner’s manual to understand the warning and bring your jet ski to EJS Racing for a professional assessment.


When to Call a Professional

While some minor issues can be handled at home, certain problems require the expertise of a professional repair shop like EJS Racing. If you notice any of the following, it’s time to call us:

  • Persistent performance issues despite basic troubleshooting.
  • Visible damage to key components like the impeller or hull.
  • Electrical or mechanical failures that affect safety.

Why Choose EJS Racing?

At EJS Racing, we specialize in diagnosing and repairing all major jet ski brands. Our team of experienced technicians provides:

  • Comprehensive Diagnostics: Advanced tools to identify problems accurately.
  • High-Quality Repairs: Using premium parts for lasting performance.
  • Fast Turnaround: We get you back on the water as quickly as possible.

Don’t Let Jet Ski Problems Ruin Your Fun

Jet ski issues can be frustrating, but with the right care and expertise, they’re easy to resolve. Contact EJS Racing today for professional diagnostics and repairs. We’ll make sure your jet ski is ready for your next adventure!

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