1997 Ford Thunderbird rough idle 4.6 V8?


okay have run through numerouis things , cannot find issue rough idle in gear only.
rpms drop below 500 hundred go stable @ 560 rough

problem started year ago when drove thru small puddle of water when started raining

things have done

replaced sparkplugs , wires,

no mil states , tested voltages snapon ethos

maf voltage .82v ford says between .6v , .9v in drive

changed crank sensor

cheanged cam sensor

check vaccum leaks smoke machine

changed both coolent sensors

tps in drive sits @ .92v

changed 3 cats (had small clog allowed flow throwing mil

replaced hoping fix problem)

changed 4 02 sensors (part of above since easiest time it)

tested fuel pressure 30 psi

checked pulleys

cleaned out iac.

changed water pump

checked fuel injectors screwdriver ear test

suspect motor mounts rough in park , neutral

video can found here along scantool functions
http://www.youtube.com/watch?v=i__ozcg4zb0&feature=youtu.be

okay have run through numerouis things , cannot find issue rough idle in gear only. rpms drop below 500 hundred go stable @ 560 rough problem started year ago when drove thru small puddle of water when started raining things have done replaced...


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