DTC P1447 - EVAP System Purge Flow Monitoring
Check carbon canister for cracks or damage. Check all vacuum connections for clean, tight fit. Disconnect system harness connectors and inspect for damage or corrosion. Check ECM pins and terminals for damage or corrosion. Repair as necessary and retest. Repair or replace as necessary. If no faults are found, go to circuit test DTC P0440 - EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM .