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Actually there are many ways to tell if you have a bad cat.
.A rotten egg smell coming out of the exaust
.Hesitation and/or bucketing when acceleration takes places
.Increase in engine running temp
.A ratteling in the muffler as car idles
.Car dying sparatically due to engine backpressure
.Difference in temperature from the back of the converter to the front due to clogging
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∙ 2015-07-15 18:29:12
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What is the P430 error code on a 2003 Toyota Highlander?
That code means that the oxygen sensor downstream of the catalytic converter on bank 2 is detecting that the converter is not working as efficiently as it should be. It could be a bad oxygen sensor, a bad catalytic converter or and exhaust leak.
Can a catalytic converter be bad and cause a engine to run poorly?
Definitely. The converter becomes plugged and the engine can't breathe [exhale].
What is the lifespan of a catalytic converter?
That depends on the engine and the fuel you've used. If the engine starts burning oil a catalytic converter can fail rapidly. Some fuel additives can also cause a catalytic converter to fail prematurely.
What is the difference between and after market catalytic converter and an OEM catalytic converter?
A OEM converter should bolt in exactly like the original, an after market may have to be cut and welded in.
Can you put the catalytic converter before the muffler?
The catalytic converter is always in front of the muffler. Somewhere in the first third of the exaust system. Varies car to car.
How can you pass inspection when you need a catalytic converter?
There's no possible way to pass inspection with a bad catalytic converter, if if you find out you have a bad catalytic converter during your inspection you have a chance after you after you have replaced the catalytic converter and the inspection no no charge/free!!
How do you know if a converter is bad on a Kia Rio?
Transmission torque converter or an exhuast catalytic converter?
Can a catalytic converter cause the EGR valve to go bad?
No, the catalytic converter is downstream from the EGR valve so it has no effect on it.
Can a bad catalytic converter damage the ignition coils or a bad ignition coil can cause to catalytic to go bad on a ford expedition?
A bad coil can damage a converter. If the engine is misfiring, it will cause raw fuel to get into the converter and that can cause failure.
Can a bad catalytic converter cause hard starts?
A bad catalytic converter can cause hard starts if it has become clogged. This produces excessive back pressure in the engine.
Can a muffler get clogged by a bad catalytic converter?
Yes it is possible.
How does a catalytic converter go bad?
They can become clogged or they can burn out.
Does a bad catalytic converter stop car from turning over?
No.
Does it hurt your car to drive with a bad catalytic converter?
Yes it does.
Will it hurt to drive with a bad catalytic converter?
Yes, you can do serious damage to the engine if the converter is clogged.
What are the signs of a clogged or bad catalytic converter?
Loss of power, and a converter that gets red hot.
Will bad ignition coils cause the catalytic converter to heat up and go bad?
Yes. If a coil is bad causing one or more cylinders to not fire, this allows raw unburned fuel to enter the catalytic converter, where it is burned. This can ruin a converter.
