Toyota Avalon Service & Repair Manual > Hybrid Control System: IGB Signal Circuit Short to Auxiliary Battery (P1CFA12)
DESCRIPTION The hybrid vehicle control ECU monitors the IGB signal received from the certification ECU (smart key ECU assembly). When an error is detected in the IGB signal, this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P1CFA12 IGB Signal Circui ...