Learn how to add a smart key to a 2021 Toyota Corolla Cross with the Autel MaxiIM KM100 Key Programmer. This OBD-II method requires backing up the IMMO data first, enabling key programming without a PIN.
1. Back Up IMMO Data
IMMO >> AutoVIN >> Confirm VIN, OK >> Key with PCB number 2000 >> OK >> Immo status scan >> Immo learning >> Back up IMMO data
Turn the hazard warning lamps on and off once, press the Start/Stop button 5 times and keep the ignition off.
Press "Back up via OBD".
Turn the hazard warning lamps on and off once, press the Start/Stop button 5 times and keep the ignition off.
This function is used to back up EEPROM data of the smart main ECU, which can be used to perform IMMO related functions without PIN.
Press Yes to continue.
Read EEPROM success.
Save data file.
2. Add Key
Select "Add smart key".
This function serves to learn keys and a maximum of 4 keys can be learned. Please complete the steps within specified time.
Turn on the ignition.
Confirm VIN.
Turn the ignition off and turn on hazard warning lamps.
Have you back up the EEPROM data of the vehicle? Yes
Select the EERPOM data.
Reading PIN...
Step1. Keep a programmed key close to the smart button, the buzzer will beep once.
Step2. Keep the unprogrammed key close to the start button, buzzer will beep twice.
Turn on the ignition.
Put a learned smart key clos to the START button.
When learning is completed, a buzzing sound can be heard.
Learning succeeded.
Test the new key, it can normally work.
Done.
With the right Automotive Key Tools, the process of key programming becomes straightforward. Following this method with the Autel KM100 ensures the new smart key is learned successfully and is ready for immediate use.
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