rough idles when warm,check engine light flashed when in gear on 1996 Lexus LS400

Car starts normally. No colored smoke from exhaust.

Asked by for the 1996 Lexus LS400
1 answer
THE BLINKING LIGHT MEANS POSS CATT DAMAGE MAY OCCUR SOUNDS LIKE MISFIRES TO ME SEEK DIAG AND EST TO MAKE SURE