Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Smart Key System(for Start Function, Hv Model): New Key Registration Warning Message is not Displayed. Operation Check. Parts Location
New Key Registration Warning Message is not Displayed DESCRIPTION If the new key registration warning message is not displayed after an electrical key transmitter sub-assembly has been registered, there may be communication problem between the certification ECU (smart key ECU assembly) and combinati ...