Cause
No response or delayed response from the controller (ECU) to the diagnostic tool's (diagnostic app) encryption command
Actions
Check if the diagnostic tool (diagnostic app) is updated to the latest version
Check for any aftermarket equipment installed and remove it before retrying the upgrade
Since the vehicle's controller (ECU) may be faulty, it is recommended to retry at least 3 times
Contact
Please contact Technical Support Center for assistance.
Global Support Contact Guide
When contacting, be sure to provide the representative with the Vehicle Identification Number (VIN).
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