its the mass air flow sensor. its fucked since i cleaned it out. i'm pissed, wrecking yard wants 225.00 for a used one and napa wants 375.00 for a new one! i try to do a little maintenance and this is what happens, bull crap!
FOR A LEXUS?! holy crap...
I'd source out Supramania.com/forums, those things are all over it.
for cheaper then that. both Toyota and the Lexus MAF