HV Battery Cooling Fan Performance
2012-2017 Buick Regal 2.4L I4 Hybrid
Description
The HV battery cooling fan is not operating at the commanded speed or is not providing adequate airflow for air-cooled battery systems.
Symptoms
- Battery temperature rising
- Fan noise abnormal
- Reduced power in hot conditions
- Battery temperature warning
- Climate control restricted
- Charge rate limited
Common Causes
- Fan motor failure
- Fan control module fault
- Cabin air filter clogged (air-cooled systems)
- Fan duct obstruction
- Wiring issue to fan motor
Diagnostic Steps
- Command fan at various speeds via scan tool
- Measure fan motor current draw
- Check cabin air filter (air-cooled systems)
- Inspect fan ducts for obstruction
- Test fan control module output
Repair Notes
Replace fan motor or control module. For air-cooled systems, replace cabin air filter and ensure vents are unobstructed.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P3205 on Other Vehicles
Common Questions
What does code P3205 mean on a 2012-2017 Buick Regal?
P3205 stands for "HV Battery Cooling Fan Performance". The HV battery cooling fan is not operating at the commanded speed or is not providing adequate airflow for air-cooled battery systems.
What are the symptoms of P3205 on a Buick Regal?
Common symptoms of P3205 include: Battery temperature rising, Fan noise abnormal, Reduced power in hot conditions, Battery temperature warning, Climate control restricted, Charge rate limited.
What causes P3205 on a 2012-2017 Buick Regal?
Common causes of P3205 include: Fan motor failure, Fan control module fault, Cabin air filter clogged (air-cooled systems), Fan duct obstruction, Wiring issue to fan motor.