Caution / Notice / Hint

NOTE:

If this DTC is set, be certain to replace the mobilephone battery with a new one.
After the mobilephone battery is replaced, it is necessary to clear this DTC.
The mobilephone battery must not be replaced while an ACN call is in progress.
Refer to ACN CALL END [10/2018 - 10/2019]

HINT:

Before performing this diagnostic procedure, make sure to perform Health Check and confirm that the DCM/VIN registration information is correct.