DTC P0442 - EVAP System Malfunction, Leak Detected: Condition
WARNING: This page is about a different car, the 1997 Mazda Millenia. However, it is still accessible from the selected car via links, so may be relevant.
DTC is set when evaporative emission control system does not function normally because of mechanical malfunction. Possible causes are:
- Fuel tank components improperly installed.
- Clogs or leakage in evaporative system hoses.