Toyota Corolla Cross: Door / Hatch

 Additional Key cannot be Registered

DESCRIPTION If additional registration is not possible, a malfunction of the electrical key transmitter sub-assembly, certification ECU (smart key ECU assembly), engine switch, No. 1 indoor electrical key antenna assembly (front floor) or door control receiver is suspected. CAUTION / NOTICE / HINT

 Lost Communication with Brake System Control Module "A" Missing Message (U012987)

DESCRIPTION The tire pressure warning ECU and receiver receives signals from the skid control ECU (brake actuator assembly) via the CAN communication system. DTC No. Detection Item DTC Detection Condition Trouble Area U012987