DTC P0444: EVAP System Purge Control Valve - Open Circuit: Condition
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.