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Posts Tagged: p0401 egr insufficient flow detected

P0401 egr insufficient flow detected Honda

Fix P0401 EGR insufficient flow detected Honda If you own a Honda and encounter a P0401 egr insufficient flow detected, follow these instructions. The P0401 code is defined as Exhaust Gas Recirculation Flow Insufficient Detected. The computer commands the EGR valve to open. An EGR position sensor is built into the valve to detect how much the valve actually opened. If the position sensor results don’t match the commanded value, the computer sets the P0401 trouble code. The first step is to remove the EGR valve and check the passages … Read More

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