What does service emission system warning mean on a Ford?
What does service emission system warning mean on a Ford? During this test the DTC P0455 is stored if a gross leak is detected, and the DTC P0422 is stored if a small leak is detected. When a very small leak is detected during this test the DTC will not be stored, however, the idle test is required to execute. How does the FTP sensor work on a Ford? The FTP sensor is used by the EVAP leak check monitor to determine if the target vacuum on the fuel tank is being reached to carry out the leak check. Once...