2001 Mazda 626 car want go over 45 engine has low power?

2001 MAZDA 626
6 CYL
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2001MAZDAGIRL
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My 2001 626 lx Mazda is idles to 2 when you cut her on .Then when you drive my speed get to 20 before the car shift gears . If I push it to go faster my car idles all the way to the 4 and start having a foul odor. This is the speed I have been going for a year any ideas.
Feb 5, 2015 at 11:57 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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HMAC300
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clean throttle plate on both sides and iac hole with choke cleaner check for a vacuum leak
Feb 6, 2015 at 5:50 AM
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STRAILER
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You have a clogged catalytic converter, to be sure you can use this guide to confirm the issue.

https://www.2carpros.com/articles/how-to-test-a-catalytic-converter

All three need to be checked, Check out the images (below). Please let us know what happens.
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Jul 17, 2024 at 6:02 PM