• Register
Ask OBDII Question
Please write Make, Model and Year of your vehicle

Find local automotive repair shops in your area | AutoCodes.com Local
Need A Repair Shop?
Find local automotive repair shops in your area.
AutoCodes.com Shops

32,877 questions

19,003 answers

706 comments

21,838 users

Top Users

Reynaldo 8,699 Points
Carguy1 3,700 Points
G37driver 3,517 Points
OBDIITech 2,735 Points
OBDtech2 165 Points
corvette-78 127 Points
knowledge 1488 124 Points
Samat Bekov 117 Points
ptl 113 Points
sabtele 112 Points

How do I check the EGR control circuit Code p0403

the OBD readout showed a p0403 code for the egr circuit and a p0300 code for multiple misfires. can these be related and how do I check the egr control circuit.

Vehicle: 2003 ford focus se 2.0 litre dohc vin 3
asked Jun 19, 2012 by jewag (101 points)

Please log in or register to answer this question.

Related Information

Home - About AutoCodes.com - Privacy Policy - Terms and Conditions - Copyright 2010-2016 AutoCodes.com

AutoCodes.com - HelpForCars.net - Infinitihelp.com - Nissanhelp.com
...