Engine Cooling Fan Signal High
2024-2024 Volvo EX90 Single Motor RWD
Description
The ECM detected that the engine cooling fan speed feedback signal is higher than expected. The fan may be running faster than commanded or the feedback signal is erratic.
Symptoms
- Fan running louder than normal
- Check Engine Light
- Possible overcooling in cold weather
Common Causes
- Faulty fan speed sensor
- Fan control module fault
- Wiring short to voltage
- Incorrect fan motor installed
- ECM input circuit fault
Diagnostic Steps
- Monitor fan speed feedback vs commanded speed
- Test fan speed sensor signal
- Check wiring for shorts to power
- Verify correct fan motor part number
- Test fan control module
Repair Notes
Replace the fan speed sensor or fan control module.
Related Codes
Other Powertrain Codes
- P0070Ambient Air Temperature Sensor Circuit
- P0071Ambient Air Temperature Sensor Range/Performance
- P0072Ambient Air Temperature Sensor Circuit Low
- P0073Ambient Air Temperature Sensor Circuit High
- P0115Engine Coolant Temperature (ECT) Sensor 1 Circuit
- P0116ECT Sensor 1 Circuit Range/Performance
- P0117ECT Sensor 1 Circuit Low Input
- P0118ECT Sensor 1 Circuit High Input
- P0119ECT Sensor 1 Circuit Intermittent
- P0125Insufficient Coolant Temperature for Closed Loop Fuel Control
P1482 on Other Vehicles
Common Questions
What does code P1482 mean on a 2024-2024 Volvo EX90?
P1482 stands for "Engine Cooling Fan Signal High". The ECM detected that the engine cooling fan speed feedback signal is higher than expected. The fan may be running faster than commanded or the feedback signal is erratic.
What are the symptoms of P1482 on a Volvo EX90?
Common symptoms of P1482 include: Fan running louder than normal, Check Engine Light, Possible overcooling in cold weather.
What causes P1482 on a 2024-2024 Volvo EX90?
Common causes of P1482 include: Faulty fan speed sensor, Fan control module fault, Wiring short to voltage, Incorrect fan motor installed, ECM input circuit fault.