P0B00 OBD-II: AUXILIARY Transmission Fluid Pump Motor Phase U Current
P0B00 Severity
Should you fix P0B00 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 P0B00?
The Power Inverter Module controls the current flow to the auxiliary transmission fluid pump. This pump pressurises the fluid in the transmission, allowing it to change gears. If the Power Inverter Module detects an incorrect amount of current in the system, code P0B00 will set.The current is controlled and contained within the Power Inverter Module.
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