Questions & Answers for: fault code p0420

...Fault Code. It is Cat. Convertor related. this is a fault code for a bad drivers side catilist.this code will also set if there is a exhust leak as well on that side.The catilist is covered under ...

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Question about 1997 Pathfinder

1 Answer

...P0420 I have two fault codes, P0302, P0420 P0302 is cylinder 2 not contributing. I could be a bad spark plug or injecor. P0420 is catalytic converter issue. I could be because of the cylinder 2 ...

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Question about 1996 C2500

1 Answer

...fault codes p0420 catylist efficiency below threshold ( p0420 ). heres a probable fix. go to http://repairpal.com/obd-code-p0420----- this will tell what may be wrong as not to replace parts that are ...

Question about 1998 Golf

1 Answer

fault code p0420 come up had new rear lamda done still p0420 so got new front lamda, code still come up so then got a new cat, then fault code p0420 and p0120 come up,, then had new maf sencor,, still

Question about 2001 A6

1 Answer

...code: P0420 Fault location: Catalytic converter system, bank 1 - efficiency below threshold Probable cause: Catalytic converter, wiring, heated oxygen sensor 2 (downstream) EOBD code: P0430 Fault ...

...code on my 03 Jaguar p0420 can someone plz tell how to correct and it also says p1111 P0420 = Catalyst system efficiency below threshold (Bank 1) - possible sensor fault ? P1111 = Intake air ...

Question about 2003 S-Type

2 Answers

...fault code P0420, it means that Catalytic converter in the exhaust that is connected to the engine cylinder bank that contains number one engine cylinder has fallen below the a allowed threshold of ...

...code P0420, P0430 and P0068 Engine light on with the error code P0420, P0420 and P0068. I need a 100% answer because I read different answers. Please I need some help Hi. Please concentrate on fixing ...

Question about 2003 S-Type

0 Answer

p0420 trouble code in jeep liberty 2009 - 94000kms done - dubai here is a link to help you. (jeep forum) http://www.justanswer.com/jeep/2ohgs-found-fault-code-p0420-reader-catalytic-o2-sensors.html

Question about 2005 Corolla

1 Answer

fault code P0171 and reset warning light ... ? 26:31 https://www.youtube.com/watch?v=Y8FBGrCT3rM Nov 27, 2014 - Uploaded by Peter Finn How to repair and fix fault or error code P0171 and reset warning

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