EGR problem

2001 MITSUBISHI MONTERO

145,000 MILES • 3.5L • 6 CYL • 4WD • AUTOMATIC

VAGRE

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4 POSTS
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hello i check with my scanner the check engine light and i saw p0400 egr system problem in my mitsubishi montero limited edition how can i fix that code ?

Mar 7, 2015 at 2:43 PM

HMAC300

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48,601 POSTS

It sounds like the valve is bad here is a video that shows how to test it.

https://youtu.be/DqUCbbKdWf4

Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.

Image (Click to enlarge)

Mar 7, 2015 at 3:26 PM

BRIHOFF62

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0 POST

Thanks for this post I had to get a new valve for $78.00 all fixed now. I love this site.

Oct 7, 2018 at 8:23 PM