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  • 1996 - 2004 SN95 Mustang -General/Talk-
  • SN95 4.6L Mustang Tech

P0420

  • Thread starter Thread starter PoXiC
  • Start date Start date Sep 5, 2004

PoXiC

New Member
Jul 31, 2003
147
0
0
Sep 5, 2004
#1
  • Sep 5, 2004
  • #1
Catalyst Efficiency Below Threshold (bank 1)

A pair of $70 BBK Mil eliminators, and it still codes up? WTF?!


Any insight?
 

PoXiC

New Member
Jul 31, 2003
147
0
0
Sep 5, 2004
#2
  • Sep 5, 2004
  • #2
Switched and made sure they were solid... Still nothing good.
 

PoXiC

New Member
Jul 31, 2003
147
0
0
Sep 6, 2004
#3
  • Sep 6, 2004
  • #3



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