1997 toyota camry check engine light on,code po440,po420,po441, these 3 codes are the ones scanner brings up,po440,po441,po420 P0420 is catalyst system efficiency below threshold (bank 1) P0440 is ...
2000 corolla with trouble code po420 I have a 2000 corolla. it had the check engine light on, and trouble code "po420". i was using unleaded fuel 89. after the check engine light was triggered, i ...
I have a diagnostic trouble codes p1768,po300,and a po420. what does this mean? I have tow of the three requested codes. po300 is misfire detected at multiple cylinders. See po301-306 represent the ...
what is this code po420 bank 1 in a che?vy monte what is this code po420 bank 1 in a chevy monte carlo ? How can i clear this code? I could go on and on about Po420 code but it's easyer to tell you to
i have a 1997 chevy lumina. i had 2 coded before, po420 and po401. i changed the egr valve, and now the po420 is gone. i just replaced the egr tube, cleared the codes, and now the po401 is back. car ...
2000 chev malibu is reading a po420 po420--- catalist efficiency below threshold--- possible fix. a po420 means that one or more of the following has happened. the easiest thing to do, is erase code ...
Nissan Sentra 2000 PO420. Can you please tell me what the problem could be? We changed the back cat today and the PO420 still is showing up. Please advise ? Thanks Donna Intake manifold leak
check engine light is on i have a 98 honda accord trying to find out what these codes are, po420,po401,p1456 Go to google & type in ---OBD2 Codes 1998 honda accord PO420 etc
What could be wrong PO420 catalyst efficiency below threshold There is a code PO420 catalyst below threshold now appearing with the engine light on. We have the plugs replaced when misfire code came. ...
Can catalytic converter cause a PO65O code Pesky PO420 Codes - Eastern Catalytic www.easterncatalytic.com/education/tech-tips/pesky-p0420-codes/ One of the most annoying is the persistent PO420 ...
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