...code p0430 and p0420 I have a 1999 cougar 2.5 litre I have 2 codes po430 and p0420 the car is using alot of fuel, what will cause this. Thank you. Willie Failed or faulty oxygen sensor, or faulty ...
...p0420 and p0430 the care is using alot of fuel, what could the problem be. Thanks. Willie code po420=catalyst system efficiency below threshold bank #1 code po430=catalyst system efficiency below ...
Question about 1999 Cougar
...p0420 code from it and dont no wat to fix. anyone no wat the problem could be Hello, here is a thread I found on this site with from what it looks like, the same problem(with an added solution) that ...
Question about 1996 Sable
...P0420 is bank one(passenger side). There are 4 o2 sensors, 2 per side. Swap all sensors side to side. If code changes to other side you have a bad sensor. If stays the same , bad converter. You can ...
code p0420 says cat system below threhold P0420 - Catalyst System Efficiency Below Threshold (Bank 1) The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and ...
...code is p0420 low thresh bank 1.... where is bank 1 located I'm not sure you understand the difinition of OBD2 fault code P0420, it means that Catalytic converter in the exhaust that is connected ...
Question about 1999 Cougar
...po420 po306 for mercury cougar 1999 P0430 code is(catalyst efficiency below threshold on bank 2)P0420 code is((catalyst efficiency below threshold on bank 1)P0306 code is(cylinder 6 misfire
Question about 2004 Grand Marquis
...Code: P0420 Catalyst System Efficiency Bank 1 Below Threshold Possible Causes: Air leaks at the exhaust manifold or in the exhaust pipes.Catalytic converter is damaged, contaminated or it has ...
Question about 1999 Grand Marquis
1999 mercury grand marquis L's I ran a code and said p0420. What do this mean.. Failed Exhaust Converter-right side TYPE: OBD PO420 & read up on it
How do I know what the code 0420 ean when engine light is on. P0420 catalytic converter http://www.obd-codes.com/p0420
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