2003 LEXUS GS 300 CAT CONVERTORS

  • Tiny
  • k2saint
  • 2003 Lexus GS 300

Engine Mechanical problem
2003 Lexus GS 300 6 cyl 160000 miles

i replaced 1 and 2 cat convertors and still failed vehicle inspection " system not ready". How many miles must I drive for the system to be ready

Sunday, March 21st, 2010 AT 4:33 PM

1 Answer

  • Tiny
  • Dave H
  • Expert
  • 13,547 posts

Usually around 40/50 miles with the fuel tank above the half way mark at all times !

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Tuesday, March 30th, 2010 AT 4:48 AM

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