2001 Lincoln LS v6 help please

Project lincoln ls v6 133k?
1☆) Symptoms
•Car will only rev up when warm (200°+)
•Car die shortly after putting it in Drive or reverse
•Codes po174 and po171
• catalytic converter drivers side bright red
♢ what I done so far
*Replace tps, all 3 pcv and egr sensor
*Cleaned maf and IAC *Change spark plugs
*Took out first 2 O2 sensors both sides no change in engine
* spread around engine for vacuum leaks with Carbon cleaner no change in engine
1☆) Symptoms
•Car will only rev up when warm (200°+)
•Car die shortly after putting it in Drive or reverse
•Codes po174 and po171
• catalytic converter drivers side bright red
♢ what I done so far
*Replace tps, all 3 pcv and egr sensor
*Cleaned maf and IAC *Change spark plugs
*Took out first 2 O2 sensors both sides no change in engine
* spread around engine for vacuum leaks with Carbon cleaner no change in engine
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