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The cat can have a melt down and restrict the flow of the exhaust resulting in power loss. The extent of the damage determines how much power is lost.
The cat can also break up into pieces and cause a blockage resulting in power loss.
Depending on the year, make and model it may also illuminate the check engine light if the cat is not performing as it should.
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∙ 12y ago
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Will a 2000 Jetta GLS pass a smog check if a catalytic converter goes bad?
the shop I go to said that my 2000 Jetta would not pass the smog check when the catalytic converter went bad.
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!!
What are some symptoms if your catalytic converter goes bad?
Hard starting, loss of power, poor fuel mileage are symptoms of a clogged 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.
How do you know if a converter is bad on a Kia Rio?
Transmission torque converter or an exhuast catalytic converter?
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.
What would happen if your catalytic converter went bad?
This does not seem to be the cause of a bad catalytic converter. A converter is there to convert harmful toxins into harmful ones and you will know if it goes bad if your gas mileage suddenly worsens or your RPGs are going up but the car does not go any faster. If your car is sounding funny and has an odd smell, then it might be something to do with the heater core.
How do you fix a catalytic converter for a 1987 Mercury Cougar?
There is no way to fix a catalytic converter for a 1987 Mercury Cougar, since it is a sealed and unrepairable item. Once it goes bad, you must jack up the car, unbolt the old converter, then put a new one in its place and bolt it in.
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.
Can a muffler get clogged by a bad catalytic converter?
Yes it is possible.
Does a bad catalytic converter stop car from turning over?
No.
