Toyota Corolla Cross: Transmitter Battery (w/ Smart Key System)

 HV Battery High-voltage Line Circuit

DESCRIPTION The cause of the malfunction may be the HV battery high-voltage line circuit. Check the continuity in the high-voltage line from the HV battery to the inverter. Check the connection condition and for an open circuit in the frame wire from the service plug grip, EV electric battery

 New Key cannot be Registered

DESCRIPTION If a new electrical key transmitter sub-assembly could not be registered, wave interference or a malfunction of the certification ECU (smart key ECU assembly), electrical key transmitter sub-assembly, ID code box (immobiliser code ECU), electrical key and tire pressure monitoring system