Posts Tagged: Honda CRV P0441 or P04F1 Fix

P0441 or P04F1 on CRV — Service Bulletin Fix

Learn how to fix a P0441 or P04F1 on a Honda CRV using the Honda Service Bulletin Honda has issued a service bulletin #21-081 to address a P0441 or P04F1 on the vehicles listed below. Honda has determined that external radio waves cause fluctuation of sensor outputs in the wiring harness that cause the ECM to miscalculate and set PO441 (EVAP System Purge Flow Malfunction) PO4F1 (EVAP System Low Purge Flow Detected) trouble codes. Fix for Honda CRV P0441 or P04F1 Honda has developed a “sub cord” to replace the … Read More