2001 Mercury Marquis car engine stalls when cold

2001 MERCURY MARQUIS
95,350 MILES • V8 • 2WD • AUTOMATIC
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MARQUISMAN
  • MEMBER
  • 1 POST
my car stalls until it warms up and then runs fine. the trouble code shows P1401 egr evp sensor circuit. heated catalyst current to high on bank one. I need to know what to do to fix the problem
Mar 1, 2008 at 8:18 AM
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MASTERTECHTIM
  • ✓Experienced Mechanic
  • 4,750 POSTS
unplug egr valve and see if problem goes away. then get back to us
Mar 1, 2008 at 8:34 AM
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