When the engine light shows up, there is a trouble code stored in the engine control unit (ECU). To read the trouble code from the engine control unit to find out exactly what is wrong with your PCV system, you will need to use an OBD-II scanner or code reader. Some common trouble ...
A common emissions code seen in the field, a P0420 trouble code indicates that the catalytic converter isn’t functioning efficiently. To work at peak efficiency, the emissions or feed gases entering the catalytic converter need to be perfectly balanced and not excessively elevated. To resolve the...
How To:Fix error code P0300 for random misfires on your car Error code P0300 is one of the most infamous in auto maintenance, indicating random misfires in the engine. This can mean several different things, and in this video mechanic Scotty Kilmer will teach you how to figure out where...
Common diagnostic fault codes include P0300, which indicates an irregular engine or a fire in multiple cylinders, and P0171, which indicates a poor fuel system. Interpret the DTCs: Understand the meaning of the retrieved DTCs to determine the nature of the problem. This will guide you in ...
A random misfire problem (code P0300) means the misfire is jumping around from cylinder to cylinder and that multiple cylinders are experiencing a misfire problem. This is usually due to a lean fuel condition which, in turn, is being caused by a vacuum leak, an air leak in the intake man...
P1406 code, which indicates a fault in the EGR valve. Replacing the EGR valve doesn't fix the problem on these cars because the OBD II system is overly sensitive to how quickly the EGR valve opens when it is commanded to do so by the PCM. The cure here is not to replace the EGR ...
How to Fix Your Check Engine Light. : Fixing your car doesn't have to be expensive. Thanks to the age of information, anyone can be a "Google Mechanic". While this specific repair may not match your situation, it's the same process. So let's get rid of t
If a shop pulled a DTC code P0300 and found AFM to be the issue, it may not be too late to try the disabler. It will show up as a misfire code in a cylinders 1,4,6, or 7. There is a filter screen under the oil pressure sender that may be clogged and not getting ...
When the engine light shows up, there is a trouble code stored in the engine control unit (ECU). To read the trouble code from the engine control unit to find out exactly what is wrong with your PCV system, you will need to use an OBD-II scanner or code reader. ...
Random misfires that are not isolated to a particular cylinder will also set a misfire code. A P0300 code means the OBD II system has detected multiple misfires in multiple cylinders. The underlying cause in most cases is a lean fuel condition, which may be due to a vacuum leak in the...