![]() It probably means that the catalytic converter has been stolen. It's when you start your car only to find out that it sounds like a sports car. ![]() The catalytic converter has been stolen from this vehicle. If your car has one of these codes, check with your dealer or do some research online for service bulletins or campaigns, as for some vehicles, there might be some extended warranty coverage available. We wrote a separate article that explains these codes and provides the information on testing: P0420 - Catalyst Efficiency Below Threshold. All these codes point to the efficiency of the catalytic converter falling below the threshold. The Check Engine light stays on, with further diagnosis revealing trouble codes related to the catalytic converter: P0420, P0430 or P0421 and P0431. How do Three-Way Catalytic Converters Work? Catalytic Converter Problems 1.The catalytic converter is covered by the 8-year 80,000-mile Emission Warranty. Typically it's located under the hood or in the engine compartment.įor example, this sticker from the 2009 Honda Accord, located on the inside of the hood, says that it has WU-TWC and TWC catalytic converters as well as an air/fuel ratio or A/F sensor and a rear O2 sensor, or HO2S. If you want to know about the catalytic converter setup in your vehicle, check the Vehicle Emission Control Information sticker. Vehicle emission control information sticker. Signs of automatic transmission problems. ![]()
0 Comments
Leave a Reply. |