PRECAUTION INITIALIZATION NOTICE:
Before replacing the ECM, refer to Service Bulletin (for Immobiliser System).
When the ECM is replaced, update the ECU security key...
Other information:
DESCRIPTION A backup boost converter is built into the engine stop and start ECU. The backup boost converter helps maintain auxiliary battery voltage to prevent various functions from failing if power source voltage supplied from the backup boost converter drops due to the high electrical load when the engine is restarted by stop and start control...
DESCRIPTION This DTC is output when a diode failure between the IGP input and the IGR input in the power distribution box assembly is detected. DTC No. Detection Item DTC Detection Condition Trouble Area B235A9F IGR Diode Stuck Off At the time of IGP input state ON, an IGR input state continues OFF state for three consecutive trips...