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If your 1995 Geo Prism has failed emissions tests twice should you replace the oxygen sensor or catalytic converter?
Wiki User
∙ 8y ago
Depends on what failed on the emission test. HC? CO? NOx? Combination of these? Check to make sure all the vacuum lines are okay. No cracks or anything.
Wiki User
∙ 8y ago
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Why has your car failed the emissions test?
The catalytic converter is most probably broken
What does p0420 mean on your dodge 2006 5.7 truck mean?
Catalyst efficiency failure.The catalytic converter has failed.Catalyst efficiency failure.The catalytic converter has failed.
How do you fix code P0420 on a Chrysler Town and Country?
If there are no exhaust leaks or other codes, the catalytic converter has failed. You will need to replace it.
What is the cost of emissions malfunction on a 2008 Jeep Liberty?
That depends on the malfunction. A loose cap gap could be fixed very cheaply. A failed catalytic converter can be hundreds of dollars.
What does the code P0420 mean in a 2001 Dodge Stratus with 2.4 engine?
Catalyst efficiency below threshold, your catalytic converter may have failed.Catalyst efficiency below threshold, your catalytic converter may have failed.
Failed emissions with a P0304 Code on 1997 Acura 25tl the mechanic said this is a catalytic converter problem but is there something else I should test first?
Code p0304 is a cylinder #3 misfire.
Does the check engine light come on if the catalytic converter needs replacing?
A failed catalytic converter is one of hundreds of parts that can cause the check engine light to be on.
NOx emissions VW?
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Why is your catalytic converter is rattling?
Two main causes: the inner parts have failed, or the outer heat shield has failed.
How do you replace catalytic converter Saturn sl2?
FIRST you find out why the OLD converter failed. If it's oil fouled, a new converter won't last long and you're just waisting money if you just replace the converter.If the converter is oil fouled, you'll need to rebuild or replace the engine first.Other than that, it's usually best to cut the exhaust line and weld in the new converter.
Why does the 96 bronco 5.8 liter have 2 catalytic converters and can I replace it with one high flow and still pass emissions?
We have a 1993 Ford Bronco with 2 catalytic converters. Had one of the 2 replaced over a year and a half ago when we failed emissions. We passed with flying colors. So I say, it can be done.
What is the code p0430 on a 2004 Jeep Liberty?
P0430 means:Catalyst system efficiency below thresholdFailed catalytic converter.P0430 means:Catalyst system efficiency below thresholdFailed catalytic converter.
