How to Program Honda Accord 2021 All Keys Lost by OBD with Autel KM100

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.