small evap leak, check the fuel cap, if it is not loose, replace it.
A code P0442 most likely means one or more of the following has happened: * A loose or improperly affixed gas cap * A non-conforming gas cap (i.e. not factory/original brand) * A small leak/hole in a fuel vapor hose/tube * Other small leak in EVAP system * Faulty vent o-ring seal With a P0442, the most common repair is to: * Remove and reinstall the gas cap, clear the codes, and drive for a day and see if the codes come back. * Otherwise, replace the gas cap, or * Inspect the EVAP system for cuts/holes in tubes/hoses
The P0442 warning code in your Ford Escape is indication that one of the oxygen sensors is malfunctioning. There is a total of four oxygen sensors.
usually this means the gas cap is not on tight or is leaking
Trouble code P0442 means: EVAP System Small Leak (0.040") Detected
P0442 Evaporative Emission Control System Leak Detected (small leak) Can be a loose or defective gas cap, or many other things. Also check all vacuum lines.
On any OBDII system it means a medium leak in the evap system. It could be anything from a loose gas cap to a cracked hose on the charcoal canister...
EVAP Emission control system leak (small). It could be as simple as a loose fuel cap.
You have a small EVAP leak, possibly a loose or faulty fuel cap.
Two common causes are loose gas cap and cracked hoses between the tank and engine.
Trouble code P0442 means: EVAP System Small Leak (0.040") Detected
Trouble code P0442 means:Evaporative emission control system leak detected (Small leak)