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Montero XLS
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DTC P0442: EVAP System Small Leak Detected
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Probable Causes
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Probable Causes
Improperly installed or missing fuel cap.
Fuel cap relief pressure is incorrect.
EVAP canister leaks.
Fuel overflow limiter valve failed.
Fuel tank, purge line or vapor line leaks.
EVAP system ventilation solenoid failed.