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What is the codes P0421 and P0431 catalyst efficiency below threshold Bank 1 and Bank 2 mean on a Mazda Millenia 2002?
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What could be wrong if you are getting a p0420 code on 1999 Mazda protige?
Catalyst System Efficiency Below Threshold (Bank 1)
P0421 check engine code on 2001 Mazda 626?
Trouble code P0421 means:Warm up catalyst system efficiency below threshold
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Trouble code P0421 means:Warm up catalyst system efficiency below threshold
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PO421 Warmup Catalyst Efficiency Below Threshold Bank 1Possible Causes: Defective spark plugDefective O2 SensorDefective Catalytic Converter
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Try this website for code descriptions http://autorepair.about.com/cs/troubleshooting/l/bl_obd_main.htm PO433 is "Heated Catalyst Efficiency Below Threshold (Bank 2)"
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Mazda Millenia hoods from models 1995 to 2002 will fit on a 1995 Mazda Millenia. The Mazda Millenia was first launched in 1995.
When was the last Mazda Millenia made?
Mazda Discontinued the Millenia in 2002.
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2001 Mazda millenia
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What does a code P0420 on Mazda 626 2000 model?
Trouble code P0420 means:Catalyst system efficiency below threshold
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Trouble code P0421 means: Catalyst Efficiency Below Normal (Bank 1)
