How to Identify and Fix a Clogged Catalytic Converter

TLDRLearn how to identify and fix a clogged catalytic converter in your car. Symptoms include difficulty accelerating, jerking motions, and decreased speed. Disconnecting the converter can temporarily improve performance. Replacing the converter is the ultimate solution.

Key insights

❗️A clogged catalytic converter can cause acceleration issues, jerking motions, and decreased speed.

Disconnecting the catalytic converter can temporarily improve performance.

Replacing the clogged catalytic converter is the permanent solution.

🚗All cars, including hybrids, have catalytic converters that can become clogged over time.

🔧It is important to correctly identify a clogged catalytic converter to avoid unnecessary repairs or replacements.

Q&A

What are the common symptoms of a clogged catalytic converter?

Common symptoms include difficulty accelerating, jerking motions while driving, and decreased speed.

Can a clogged catalytic converter be temporarily fixed?

Disconnecting the converter can temporarily improve performance, but it is not a permanent solution.

How can I permanently fix a clogged catalytic converter?

The only permanent solution is to replace the clogged catalytic converter.

Do all cars have catalytic converters?

Yes, all cars, including hybrids, have catalytic converters.

Is it necessary to replace a clogged catalytic converter?

If a catalytic converter is clogged, replacing it is the only way to restore proper performance.

Timestamped Summary

00:00Introduction to the topic of a clogged catalytic converter in a Toyota 4Runner.

00:20Discussion on the mileage of the car and the misconception of what is considered "low mileage" for a 20-year-old car.

01:13Checking for any engine codes or transmission issues, but everything appears normal.

02:08Test driving the car to experience the acceleration issues at higher speeds.

03:44Unhooking the catalytic converter to release some pressure and improve performance.

04:09Test driving the car again after releasing some pressure from the converter.

06:52Explanation of how a clogged catalytic converter can cause the car to struggle to breathe.

07:58The importance of correctly identifying a clogged catalytic converter to avoid unnecessary repairs.