2002 MERCURY COUGAR EGR VALVE

  • Tiny
  • darlenem2003
  • 2002 Mercury Cougar

Engine Performance problem
2002 Mercury Cougar 6 cyl Two Wheel Drive Automatic

I have a 2002 mercury I have replaced the egr value, the egr control solenoid, hoses are clean. Yet the check engine light still comes on I had the codes checked and it still says egr valve flow. Please help I need my car to pass emmission.

Monday, December 14th, 2009 AT 10:40 AM

3 Answers

  • Tiny
  • bluelightnin6
  • Expert
  • 17,063 posts

Hello and thanks for the donation!

What was the trouble code you received? (P0100, etc.) This will help us better assist you with the problem.

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Monday, December 14th, 2009 AT 5:17 PM
  • Tiny
  • darlenem2003
  • Member

The code is p104

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Friday, December 18th, 2009 AT 7:26 PM
  • Tiny
  • bluelightnin6
  • Expert
  • 17,063 posts

P0104 indicates a fault with the mass air flow (MAF) circuit, not the EGR circuit. You will need to inspect for leaks in the intake system, faulty wiring to the MAF sensor or a faulty MAF sensor itself.

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Sunday, December 20th, 2009 AT 3:17 PM

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