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What does a P0420 reading on the check engine light mean on a 1996 ford explorer 6 cylinder?

Anonymous

∙ 12y ago

Updated: 10/20/2022

Bank 1 catalytic converter efficiency failure.

Wiki User

∙ 12y ago

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Related Questions

What is p0420 engine code?

P0420, bank one catalytic converter efficiency failure.

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

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P0420 bank one catalytic converter efficiency failure.

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Usual first sign is a check engine light with a code P0420.Usual first sign is a check engine light with a code P0420.

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What does P0420 bank 1 code mean?

Code P0420 means "Catalyst System Efficency Below Threshold (Bank 1)" P0420 is actually Catalyst System Efficiency Below ThresholdCatalyst System Efficiency Below Threshold. Bank 1 is the side of the engine with cylinder #1. This code means that the catalytic converter is not cleaning the exhaust properly or the oxygen sensors are sending false info to the computer.

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