P3233

DTC P3233-750 Short to B+ in Blocking of HV Gate Connection

DESCRIPTION

DTC Detection Condition:

The HV control ECU sends a shutdown signal to the w/ converter inverter assembly (MG ECU) to shut down the power supply to the Motor.

Wiring Diagram:

INSPECTION PROCEDURE

CAUTION:
- Turn the ignition switch off before inspecting the high-voltage system. Take safety precautions to prevent electrical shocks, such as wearing insulated gloves and removing the service plug grip. After removing the service plug grip, put it in your pocket to prevent other technicians from reconnecting it while you are working on the high-voltage system.
- After disconnecting the service plug grip, wait for at least 5 minutes before touching any of the high-voltage connectors or terminals.

HINT:
- At least 5 minutes is required to discharge the high-voltage capacitor inside the w/ converter inverter assembly.
- If DTC P0A78-305, P0A7A-343, or P0A79-697 is output together with P3233-750, the HSDN circuit may be shorted to +B.

Step 1:

Step 1(Continued)-2:

Step 2(Continued):