In the previous post we gave key programming tips for 2021+ Honda Accord/Civic for Autel IM608/IM508. Same as Autel KM100. Here is the step-by-step guide of programming Honda Accord 2021 All Keys Lost by KM100.
Step 1: Generate remote
Go to Universal key generation, generate Honda Accord 2018-2022 remote
Step 2: Program Key
After generate remote, press IMMO function->Push to start->Control Unit->Keyless System (Honda)->All keys lost
Place a key to be learned in the vehicle and take all other keys out of the vehicle.
Release engine start/stop button
If autel maxiim km100 asks if the key is new models, press No. (It does not depend on the model year but on key type. Old key style old system. check previous post at the beginning)
Switch ignition off
Register key completed.
Done.