1994 Mercury Cougar p0174

1994 MERCURY COUGAR
300,000 MILES • 4.6L • V8 • 2WD • AUTOMATIC
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MRTRACY
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  • 1 POST
when i stop at redlight or stop sign eng.just stops,no running rough, just stops like i turned off the eng.the veh will start up as soon as i crank it. after a week of this a DTC pops up"p0174". so far i changed the fuel filter,cleaned MAF as best as poss.sprayed brake clean around eng.to check for poss.vac leak. cleared the code.problem still there. any thoughts? please dont say headgaskets!!!
Jan 17, 2014 at 12:39 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.
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CJ MEDEVAC
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 11,004 POSTS
HOW 'BOUT WHAT "MY" ANSWER IN MY LINK SUGGESTS?

https://www.2carpros.com/questions/2005-ford-escape-every-day-crank-suv-high-idle-usually-after-30-minutes

RETURN TO THIS THREAD WITH GOOD NEWS!

THE MEDIC
Jan 17, 2014 at 7:09 PM
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
check fuel pressure with a gauge sounds low. autoparts rent the gauge.
Jan 18, 2014 at 7:14 AM