WebOct 29, 2024 · The code warns about a problem with the catalytic converter mounted near engine bank 2 (the side of the engine opposite the number one cylinder). If the OBD-II code reader displays a P0430 or P0420 trouble … WebDec 11, 2024 · Model Specific Jeep Discussions. Wrangler JK. JK Technical Discussion ... The catalytic converter had been replaced in 2024 and the vehicle only has about 5000 more miles on it since then. ... is what was logged when the code was thrown. The Bank 1 Sensor 1 and Senor 2 voltage dropped and the Catalyst Temperature for both Bank 1 and Bank 2 ...
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WebDec 21, 2024 · Following are all the error codes that indicate a problem with a catalytic converter. P0420 = Catalyst System Efficiency Below Threshold (Bank 1) P0421 = Warm Up Catalyst Efficiency Below Threshold (Bank 1) P0422 = Main Catalyst Efficiency Below Threshold (Bank 1) P0423 = Heated Catalyst Efficiency Below Threshold (Bank 1) WebNov 30, 2024 · My 2002 WJ Overland with 4.7L HO engine has the California/50-State emissions system (4 oxygen sensors, 2 mini catalytic converters before the main convertor, no oxygen sensor after the main converter). I'm getting a P0420 DTC, which according to the service manual and wjjeeps.com translates to "Catalyst System Efficiency Below … brd-300ab
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WebJan 29, 2024 · An illuminated check engine light or malfunction indicator lamp (CEL or MIL) with a catalytic converter diagnostic trouble code (DTC) is the most common catalytic converter problem indicator. If the engine … WebFeb 19, 2024 · Here are some ways to find the catalytic converter serial number by car model: 1. GM. General Motors labels most catalytic converters the same way across the entire lineup, whether you have a Chevy, GMC or Cadillac. In most cases, the plate will show eight numbers, which is the serial code. WebA P0420 code indicates that your vehicle’s computer (PCM) has detected a problem with the catalytic converter. The catalytic converter’s function is to break down dangerous pollutants produced during the combustion cycle, lowering emissions released through the … corvettes for sale in austin tx