P0AF8 OBD-II: Hybrid Battery System Voltage
P0AF8 Severity
Should you fix P0AF8 yourself?
Identifying an OBD code is just the start of a complete diagnostic routine. Most trouble codes are caused by a sensor reporting a value that is out of range. Just replacing a sensor may not fix underlying issues. Be sure to understand the code, the part or system in your car that the code refers to, and the risks of delaying professional repair.
Proper diagnosis will save you time and money on unnecessary repairs.
Urgent codes indicate immediate action is necessary. These are urgent and significant malfunctions that can cause severe damage to the vehicle or harm the driver and passengers.
What causes OBD-II fault code P0AF8?
The hybrid battery pack is composed of many individual battery cells (sometimes over 300 cells). The Hybrid Powertrain Control Module monitors the total voltage output of the hybrid battery pack. If the total output from the battery pack is lower than what it should be, code P0AF8 will set.The High Voltage System may not function.
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