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Mazda 2001 protege lx P0421 error code?

Updated: 10/20/2022

Wiki User

∙ 13y ago

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Trouble code P0421 means:Warm up catalyst system efficiency below threshold

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∙ 13y ago

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Related questions

P0421 check engine code on 2001 Mazda 626?

Trouble code P0421 means:Warm up catalyst system efficiency below threshold

What is the tire size for a 2001 Mazda Protege ES?

2001 Mazda Protege ES uses tire size 195/55 R15

Where is transmission shift solenoid located on a 2000 Mazda protege?

where is the transmission shift solenoid located on a 2001 Mazda protege

Where are there pictures of a 2001 Mazda Protege engine?

at the library

Is a 2000 Mazda protege have the same body as a 2001?

The Protege's went through a small redesign for the 2001 model year.

What type of oil 2001 Mazda Protege?

A 2001 Mazda Protege uses standard 10w-30 motor oil. This provides a good balance of viscosity and protection for the engine.

What is the mileage per gallon for Mazda protege 2001 model?

With my 2001 Protege 2.0 ES I am getting between 28 and 29 mpg.

Where are the grease fittings on a 2001 Mazda Protege?

i guess there are none. seriously.

Is a Mazda Protege 2001 2.0 liter an interference engine?

No , it is not an interference engine

Where is the oil filter located on a 2001 Mazda Protege?

it is located on the motor in the front

What is the correct spark plug gap on a 2001 Mazda Protege 2.0?

.044

What is the check engine code PO660 for a 2001 Mazda Protege?

Click the link.

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