LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2009 >> Equator RMZ-4 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (VQ40DE) - (2 Of 5) >> DTC P0443: EVAP Canister Purge Volume Control Solenoid Valve >> On Board Diagnosis Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

On Board Diagnosis Logic

DTC DETECTING CONDITION AND POSSIBLE CAUSE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0443
0443
EVAP canister purge volume control solenoid valve The canister purge flow is detected during the specified driving conditions, even when EVAP canister purge volume control solenoid valve is completely closed.
  • EVAP control system pressure sensor
  • EVAP canister purge volume control solenoid valve (The valve is stuck open.)
  • EVAP canister vent control valve
  • Drain filter
  • EVAP canister
  • Hoses (Hoses are connected incorrectly or clogged.)