Errors PO405 to PO409 is because you have change your up-pipe to the turbo and might of not installed the EGT sensors or you have installed the EGT sensor and your up-pipe is very big.
Trouble code P0409 means:Exhaust gas recirculation sensor "A" circuit
DTC P0409 = EGR Flow Sensor A Circuit. Looks like you have a problem with the EGR system. It will have to be fixed before the code will go away.
This relates to the exhaust gas recirculation system. It may be as simple as a faulty or loose gas cap or as complex as a cracked filler neck or rotted gas tank. For more help visit our enthusiasts forum at www.trailvoy.com
The P0409 code indicates an exhaust gas recirculation (EGR) circuit malfunction. It could be a bad EGR valve, a bad EGR optical sensor, a bad powertrain control module (PCM), or a bad electronic control Module (ECM), also referred to as the engine control module.
he was a mean person who lived with mean people in a mean castle on a mean hill in a mean country in a mean continent in a mean world in a mean solar system in a mean galaxy in a mean universe in a mean dimension
you mean what you mean
Mean is the average.
Mean
It mean what you don't what does it mean.
The arithmetic mean is a weighted mean where each observation is given the same weight.
rat mean intense. ox mean calm , born tiger mean powerful rabbit mean good friend dragon mean strong snake mean prudent horse mean popular goat mean shy monkey mean inventor rooster mean organized dog mean intelligent pig mean honest that are what the 12 chinese zodiac animals mean
The correct usage is "what DOES it mean"