Troubleshooting a 1986 Kawasaki GPZ 1000r: Ignition Coils and Source Coils

TLDRIn this video, we troubleshoot a 1986 Kawasaki GPZ 1000r that has a problem with the ignition coils and source coils. We recreate the issue, test the coils, and determine that they are faulty. We explain how these components work and how they affect the bike's performance. We also discuss the challenges of repairing older bikes and the importance of thorough diagnostics.

Key insights

🔥The 1986 Kawasaki GPZ 1000r has a known issue with ignition coils and source coils.

⚡️When the bike gets hot, one or more of the ignition coils fail, causing loss of power and misfiring.

🛠️Proper diagnosis and testing of the ignition coils and source coils are crucial for identifying the problem.

🧐Inspecting the coils and their connections for damage or shorting can help identify the root cause of the issue.

🔧Replacing the faulty coils with new ones is necessary to resolve the bike's performance issues.

Q&A

What are the common symptoms of faulty ignition coils and source coils?

—Common symptoms include loss of power, misfiring, and difficulty starting the bike.

Are faulty coils a common issue in older bikes?

—Yes, coils can deteriorate over time due to heat, vibration, and wear. This can lead to performance issues.

Can I fix the coils myself?

—It is recommended to seek professional help for diagnosing and repairing coil issues, as it involves electrical components and precise testing.

How much does it cost to replace ignition coils and source coils?

—The cost can vary depending on the make and model of the bike and the quality of the replacement coils. It is best to consult with a professional for an accurate estimate.

Is it worth repairing an older bike with coil issues?

—If the bike holds sentimental value or if it is a rare or valuable model, it may be worth repairing. However, consider the overall condition and potential future maintenance costs before making a decision.

Timestamped Summary

00:00Introduction to the issue with the 1986 Kawasaki GPZ 1000r's ignition coils and source coils.

03:02Testing the ignition coils for resistance and discovering that they are ohming high.

06:45Explaining the role of the ignition coils and source coils in the bike's ignition system.

10:00Testing the source coils for resistance and finding that they are also ohming high.

13:35Opening up the bike to inspect the coils for any visible damage or shorting.

16:20Discussing the challenges of repairing older bikes and the importance of thorough diagnostics.

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