Posts Tagged: Ford  P144C

Understanding and Resolving the Ford P144C Code

What the Ford P144C Code Means and How to Fix it The Ford P144C trouble code means you have an “Evaporative emission system Purge Check Valve Performance” issue. The PCM performs an EVAP check valve test when the engine is running under minimal boost conditions. The test is performed once every drive cycle and only when certain conditions are met. The Ford P144C sets when fuel tank pressure exceeds a calibrated amount within a specified amount of time during the test. The cause of the P144C code can be: • … Read More