Toyota Corolla Cross: Backup Boost Converter

 O2 Sensor Circuit Range/Performance Bank 1 Sensor 1 Signal Rate of Change Below Threshold (P2A0026)

DESCRIPTION Refer to DTC P003012. Click here HINT: Although the DTC titles say oxygen sensor, this DTC relate to the air fuel ratio sensor (sensor 1). DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P2A0026 O2 Sensor Circuit Range/Performance

 Hybrid Battery Stack 2 Cell Voltage Detection Voltage Out of Range (P1A001C,P301A1C)

DESCRIPTION The HV battery is composed of 60 cells (3.7 V each) in series. The battery ECU assembly monitors the voltage of each HV battery cell to detect malfunctions of the HV battery. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate N