Need help with check engine light code 401
jumpytoad
10-31-2005, 08:16 AM
Insufficient egr warning. I replaced the egr valve and the light went away for a couple days. Where to next? 99 se 3.0 80k
Jeckler
10-31-2005, 11:46 AM
DPFE sensor.
way2old
10-31-2005, 12:30 PM
Yep
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