Posts Tagged: P0405
P0405 code for EGR — What it means and how to fix it
Learn what a P0405 code for EGR means and how to fix the problem A P0405 code is defined as Exhaust Gas Recirculation (EGR) A Circuit Low; meaning that EGR Valve Position Sensor is giving low voltage readings that are usually below the .5 – 1.0 voltage range. It’s a generic code that indicates that the engine control module (ECM) has detected that the exhaust gas recirculation (EGR) sensor has gone below the specified range. The EGR system is responsible for diverting a certain amount of exhaust gas to the … Read More
P0401 EGR insufficient flow
Fix trouble code P0401 egr insufficient flow – Chrysler Minivan Late model Chrysler Minivans are known to post P0401 egr insufficient flow codes P0401-P0408. The egr valve is like an electronic solenoid that pulls the pintel off its seat. A position sensor at the top of the valve measures how far the pintel shaft has actually moved versus how much the computer commanded it to move. It’s the position sensor that goes bad (see plunger in photo). The problem may be in the sensor, but the fix is in replacing the … Read More