po401 replaced gas cap vsv sensor / egr modlator
after 7miles po401 code comes back
Sep 1, 2009 at 9:05 PM
Advertisement
MHPAUTOS
✓ASE Certified Mechanic
31,937 POSTS
Hi there,
This is an EGR problem, start your checks here.
mark (mhpautos)
Sep 1, 2009 at 9:52 PM
Repair Safety Notice: 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, and consult a qualified repair shop when needed.