Failed Purge Valve:The code P0456 and/or P0455 could be caused by a badpurge valve/solenoid. The EVAP system must be tested for leaks and the purge valve must be checked for not holding the pressure. If a bad purge valve is confirmed, it's easy to replace. The part is not expensive...
P0116 Error Description Engine Coolant Temperature Circuit Range/Performance Failure Indicates the engine coolant temperature rationality test has failed. The PCM logic that sets this DTC indicates that engine coolant temperature sensor (ECT or CHT) drifted higher than the nominal sensor calibration curve...
A coolant bypass solenoid is common to fail and cause the code P26b7. It's a fairly simple repair. We found several YouTube videos on this problem.A stuck-open or failed EVAP purge valve can cause difficulty starting after a fill-up or the Check Engine light with the code P0455. The...
In the initial stages of engine operation, the PCM checks all three components for common electrical issues and, depending on the year and model of the vehicle, will set a variety of fault codes—for example, P0443 for a CPS open or short condition and P0446 for a CVS open or short co...
P0402 – EGR Flow Excessive Detected The EGR system is monitored for undesired EGR flow during idle. The EGR monitor looks at the DPF EGR signal at idle and compares it to the stored signal measured during key ON and engine OFF. The test fails when the signal at idle is greater than at...