P0C4D OBD-II: Hybrid Battery Pack Coolant Pump Supply Voltage Circuit High

P0C4D Severity

Urgent

Should you fix P0C4D 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.

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P0C4D Summary Find a Repair Shop P0C4D Details Ask RepairPal CarGenius Other OBD-II Codes

What causes OBD-II fault code P0C4D?

The Hybrid Battery Pack has its own dedicated Coolant Pump to circulate coolant through the battery pack. This coolant pump is controlled by the Hybrid Powertrain Control Module. If the coolant pump does not operate as requested, code P0C4D will be stored.

OBD II Fault Code

OBD II P0C4D

OBD-II Code High voltage system may not operate is defined as a Hybrid Battery Pack Coolant Pump Supply Voltage Circuit High

High voltage system may not operate Symptoms

High voltage system may not operate

Common Problems That Trigger the P0C4D Code

High voltage powertrain control module failure
Leak in the high voltage cooling system
Low coolant in the high voltage system
Water pump failure

OBD Code Resources

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OBD II Fault Code

OBD II P0C4D

OBD-II Code High voltage system may not operate is defined as a Hybrid Battery Pack Coolant Pump Supply Voltage Circuit High

High voltage system may not operate Symptoms

High voltage system may not operate

Common Problems That Trigger the P0C4D Code

High voltage powertrain control module failure
Leak in the high voltage cooling system
Low coolant in the high voltage system
Water pump failure

P0C4D OBD-II: Hybrid Battery Pack Coolant Pump Supply Voltage Circuit High

Should you fix P0C4D yourself?

What causes OBD-II fault code P0C4D?

Need a P0C4D diagnosis? Trust our experts.

OBD II Fault Code

High voltage system may not operate Symptoms

Common Problems That Trigger the P0C4D Code

OBD Code Resources

Need a P0C4D diagnosis? Trust our experts.

Ask our experts about P0C4D.

Other OBD-II Codes

OBD II Fault Code

High voltage system may not operate Symptoms

Common Problems That Trigger the P0C4D Code