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Home
Mazda
Protege
Trouble Codes
P Codes (Powertrain)
P0400 - P0499
P0421
MAZDA PROTEGE P CODES (POWERTRAIN) P0400 - P0499 P0421
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Found 2 results
2001 Mazda Protege P0421
Mil On, Went To Check For Code, It Show P0421, Last Year Replaced Cat. Coil Packs, And Cables +sparks, Found Different Code And I...
Asked by
Guayas007
·
2 ANSWERS
2001
MAZDA PROTEGE
VIDEO
Is it Safe to Drive Check Engine Light?
Instructional repair video
GUIDE
Check Engine Light
Why is my check engine or service engine soon turned on? In this guide we talk about what this is associated with this notorious light, what it is used for and what you...
P0421 (sometimes P0300 And P0660)
Hello All. Please Help Me Out! :-( I Love My Car! I Have A Stock 2002 Mazda Protege5. There's No Shortage Of P0421 Threads On This...
Asked by
sailingsenses
·
1 ANSWER
2002
MAZDA PROTEGE
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