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Hybrid Control System

DTC P0560-117 System Voltage

DESCRIPTION

DTC Detection Condition:




Since the ECU back-up power source is used for DTCs and freeze frame data memory, the back-up power source (BATT) continues to be supplied to the HV control ECU even if the power switch is turned OFF.

MONITOR DESCRIPTION

Monitor Strategy:




Typical Enabling Conditions:




Typical Malfunction Thresholds:




Component Operating Range:




If 3 or more seconds have elapsed with a voltage of less than 2.5 V at the BATT terminal at the HV control ECU, the HV control ECU will determine that a malfunction has occurred in the back-up power supply system, and set a DTC. It will illuminate the MIL the next time the engine is started.

Wiring Diagram:





INSPECTION PROCEDURE

Step 1-2:




Step 2(Continued):




Step 3: