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Home >> Honda >> 2021 >> Insight EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC Diagnostics (2 Of 4) >> DTC Troubleshooting >> DTC P0441
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DTC P0441

DTC P0441  : EVAP System Purge Flow Malfunction

NOTE:
  • Before you troubleshoot, review the general troubleshooting information .
  • If DTC P0441 is indicated alone, do the troubleshooting for DTC P04DF and P04F1 using the on-board snapshot for P0441.
  • If DTC P04DF, P04F1, and P0441 are stored at the same time, check for a poor connection, a blockage, or damage at the EVAP canister purge line between the EVAP canister purge valve and the EVAP canister. Also check for a stuck closed EVAP canister purge valve.
  • If any of the DTCs listed below are indicated at the same time as DTC P0441, troubleshoot those DTCs first, then recheck for P0441.

    P04DF, P04F1: EVAP system purge flow

DTC Description Confirmed DTC Pending DTC
P0441 EVAP System Purge Flow Malfunction    

DTC (PGM-FI)

  1. DTC check

    -1. Turn the vehicle to the ON mode.

    -2. Check for Pending or Confirmed DTCs with the HDS.

    DTC Description Confirmed DTC Pending DTC
    P0441 EVAP System Purge Flow Malfunction    
    P04DF EVAP System High Purge Flow Detected    
    P04F1 EVAP System Low Purge Flow Detected    

    Are DTC P0441 and P04DF or P04F1 indicated at the same time?

    YES 

    Go to the indicated DTC's troubleshooting.

    NO 

    Go to the troubleshooting for DTC P04DF  and DTC P04F1 .