DTC P0444: EVAP System Purge Control Valve - Open Circuit: Condition
WARNING: This page is about a different car, the 2003 Suzuki Aerio. However, it is still accessible from the selected car via links, so may be relevant.
DTC sets when EVAP-Canister Purge Valve (EVAP-CPV) output voltage is low when ECM commands EVAP purge valve closed. MIL is illuminated when Engine Control Module (ECM) detects malfunction during 2 consecutive drive cycles. Possible causes are:
- ECM malfunction.
- EVAP-CPV malfunction.
- EVAP-CPV circuit malfunction.