P0421 code on recently purchased(from dealer) 2002 RS Have a 2002 Eclipse RS which I just bought from a dealer...The "service engine soon" light came on...OBDII code P0421, and a P0421 pending. ...
how to fix daignostic codes p0304, p0421 and p0455 efficiently without costing an arm and a leg. P0304 is Misfire in cyl# 4. Check your ignition system and fuel system. P0421 is Catilist effeciency. ...
...P0421 code I am getting a P0031, P1512, & P0421 code on my 2001 Mazda MPV mini van. P0031 - most likely pointing to a failed O2 sensor (bank 1 sensor 1 is located before the catalytic converter) ...
...code-p0421-call-mitsu-before-you-do-anything.html Code P0421- Call Mitsu before you do anything! I called my nearest dealership today and for those who dont know, if your check engine light is on and ...
...code p0421 taken from: http://forums.evolutionm.net/lancer-troubleshooting/349095-code-p0421-call-mitsu-before-you-do-anything.html Code P0421- Call Mitsu before you do anything! Icalled my nearest ...
...code p0421 so how do i fix it email me at [email protected] tell me the causes and the solutions my 2001 mazda 626 V-6 have a error code p0421 & P0421 so how do i fix it. tell me the causes and ...
p0421 code bank 1 warm-up efficiency below limit p0421 code bank 1 warm-up efficiency below limit P0421 code is that the cat. converter is below efficiency. 99 per cent o the time the cat. needs to be
...P0421 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting). Replacing the oxygen ...
Question about 2001 Millenia
...P0421 code from the OBD computer when the engine light is not on? Yes it is and it would mean that the problem that caused the P0421 has either been corrected or is intermittent and is no longer in ...
1998 mazda protege p0304 and p0421 codes P0304 Code Cylinder 4 Misfire P0421 OBD II Trouble Code
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