New member to the forum and cannot find anything on these codes... P2238 and P0031. Have had o2 sensors replaced and cannot clear the codes. Any help would be appreciated... Could it be the IACV? Does this model have an IACV that should be cleaned like my 01 RX300?

Thanks!

 

Please Help
i have 2002 es300, i have a problem with oem regular cd changer and I'm thinking of replace it with a oem Mark Levinson cd changer. can someone please tell me if it would fit and work with my oem amp and wire connectors. Thank you for help