Toyota Avalon Service & Repair Manual > Safety Connect System(for Hv Model): Backup Battery Failure (B15CC)
DESCRIPTION This DTC is set when the DCM (Telematics Transceiver) detects one of the following: The BUB (Back-Up Battery) voltage drops or the BUB (Back-Up Battery) malfunctions. The BUB (Back-Up Battery) temperature is (temporarily) high. DTC No. Detection Item DTC Detection Condition Trouble Area ...
