Hard Start, Excessive Oil Pressure, Oil Leak at Oil Filter O-Ring – 2005 Ford Taurus & Mercury Sable

HARD START, EXCESSIVE OIL PRESSURE, OIL LEAKS AT OIL FILTER O-RING – 3.0L 2V – ENGINE BUILD DATES 9/27/2004 AND 9/28/2004 ONLY

 

FORDeBay logo:2005 Taurus
MERCURYeBay logo:2005 Sable

 

2005 Taurus/Sable vehicles built during October 2004, equipped with the 3.0L 2V engine and engine build dates of 9/27/2004 and 9/28/2004 only, may exhibit a hard start, excessive oil pressure and/or oil leaks at the oil filter O-ring.

 

This may be caused by the pressure relief valve in the oil pump.

 

ACTION:

Check the oil pressure. If above 150 psi with a warm engine, replace the oil pump.

 

PART NUMBER PART NAME
2F1Z-6600-AAOil Pump

 

Mobil 1 Advanced Full Synthetic Motor Oil 5W-20, 5 Quart
  • Mobil 1 advanced full-synthetic motor oil 5W-20 utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness.
  • Helps protect critical engine parts for up to 10,000 miles between oil changes,* controlling oxidation to prevent oil breakdown and maintaining excellent viscosity
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)

Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API


 

Royal Purple 51520 API-Licensed SAE 5W-20 High Performance Synthetic Motor Oil - 5 Quart, (Model: ROY51520)
  • Better wear protection
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  • Improved compatibility with fuels containing ethanol
  • Superior corrosion protection

Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API


 

Castrol EDGE 5W-20 Advanced Full Synthetic Motor Oil, 5 Quarts
  • 3X Stronger than the leading full synthetic*
  • 10X Better high stress performance**
  • 20,000 miles between oil changes***
  • Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
  • Or one year, whichever comes first

Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API


 

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