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Hi and welcome to JA. I am Buddy, and i will try and help you out.
This fault code is for a faulty egr valve. If the code is active, the egr valve must be replaced.
EGR Valve Position Circuit - Voltage Below Normal, or Shorted to Low Source. Low signal voltage has been detected at the EGR position sensor circuit.
EGR valve actuation will be disabled.
I hope this helps you out. If you have anymore questions, just ask.