LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2003 >> Land Cruiser >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self Diagnostics >> Diagnostic Tests >> DTC P0442: EVAP Emission Control System Leak Detected (Small Leak) & DTC P0456: EVAP Emission Control System Leak Detected (Very Small Leak) >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

DTC is set if a leak is detected in EVAP system or vapor pressure sensor malfunctions. Possible causes are: