1998 chevrolet monte carlo p0401
Mar 24, 2011 at 7:34 PM
p0401
1998 CHEVROLET MONTE CARLO
RICHARDSBB
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This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
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how do i get this code and light to go away would the map sensor have anything to do with it?
Mar 24, 2011 at 7:35 PM
Code for insufficiant EGR flow remove EGR clean and cleean passage way in intake
Mar 24, 2011 at 7:46 PM
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I cleaned intake manifold and egr ports,replaced egr valve twice
Mar 24, 2011 at 8:18 PM
If its vacuum operated-check the EGR functions with a vacuum pump- If it keeps coming back could be a wiring problem to it or the computer itself
Mar 24, 2011 at 8:31 PM
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Ok what about the sensor beside the intake manifold the tpfe or tpaf sensor something like that would that enterfere with it?
Mar 24, 2011 at 8:36 PM
Could be if it functions just like the fords DPFE sensor
Mar 24, 2011 at 10:15 PM
Yea I figured out that the part is called the map sensor 40 bucks not too bad I hope its that
Mar 24, 2011 at 10:19 PM