P0A77 OBD-II: Generator Phase W Current High
Get diagnosis and repair information for trouble code P0A77
OBD II Fault Code
- OBD II P0A77
OBD-II Code High voltage system may not operate is defined as a Generator Phase W Current High
The High Voltage control module uses sensors to monitor the current flowing through the high voltage cables. If the High Voltage control module detects a failure of the current monitoring sensors, it will set code P0A77.
High voltage system may not operate Symptoms
- High voltage system may not operate
Common Problems That Trigger the P0A77 Code
- Inverter/converter assembly failure
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