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Catalyst System Efficiency Below Threshold (Bank 1)

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Q: What could be wrong if you are getting a p0420 code on 1999 Mazda protige?
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Related questions

What does a code P0420 on Mazda 626 2000 model?

Trouble code P0420 means:Catalyst system efficiency below threshold


2000 Mazda protege data trouble code P0420?

Trouble code P0420 means:Catalyst system efficiency below threshold


Honda accord 2002 LX getting a code P0420 what does that code mean?

Trouble code P0420 means: Catalyst Efficiency Below Threshold (Bank 1)


Have a 2002 LX Honda accord 2.3L getting a code P0420 what does this mean?

Trouble code P0420 means: Catalyst Efficiency Below Threshold (Bank 1)


Is there any way the exhaust of the car in front of you could trigger a P0420 CEL in your own car?

No.


What is p0420 engine code?

P0420, bank one catalytic converter efficiency failure.


What is the code p0420?

Trouble code P0420 means:Catalyst system efficiency below threshold


What does p0420 in a Durango?

Trouble code P0420 means:Catalyst system efficiency below threshold


Can you drive your car with obd code p0420?

DTC P0420 = Catalyst System Efficiency Below Threshold (Bank 1)You can drive it but it would be wise to have the vehicle checked out as soon as possible. Putting this off could cost you more in the long run. If you have other codes preceding code P0420 fix them in order as they come up before you attempt to fix P0420.


Whay is code P0420?

Trouble code P0420 means:Catalyst system efficiency below threshold


What does P0420 on a 2001 F150 mean?

Trouble code P0420 means:Catalyst system efficiency below threshold


What is P0420 for a Lexus GS 300?

Trouble code P0420 means:Catalyst system efficiency below threshold