1999 Honda Odyssey with 200k miles on 1999 Honda Odyssey

code po740 - tccd solanoid circut & code po420 cat. The cat has been change three times with an after market unit yet used all honda seals, bolts & connection parts. Car is shifting rough lately. After running on the highway, it runs great.

Asked by for the 1999 Honda Odyssey
could be the converter clutch worn out with the mileage. nedd a diag to confirm
you cannot use aftermarket cats on hondas, only oem if you want it right.