Toyota Corolla Cross: Sfi System

 Backup Boost Converter "A" Control CPU Signal Invalid (P060629)

DESCRIPTION The engine stop and start ECU can detect open circuits when signals such as the boost, standby request or overheating signal cannot be sent to the backup boost converter control IC from the stop and start control IC in the engine stop and start ECU. If a CPU duty malfunction is detecte

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: If a problem occurs in certain locations or at certain times of day, check for the possibility of wave interference. When the electrical key transmitter sub-assembly is brought near an electrical key and tire pressure warning ECU and receiver (RF band), door o