What does P0480 mean?
There is a fault in the control circuit for cooling fan 1.
Codes are a starting point. They tell you which test failed, not which part to replace. Check for other stored codes and fix those in a sensible order.
Symptoms
- Check engine light
- Engine running hot in traffic
- A/C weak at idle
Common causes
- Failed fan relay
- Failed fan motor
- Wiring or fuse fault
- Failed fan control module
How to diagnose P0480
- Command the fan on with a scan tool.
- Check the fuse and relay.
- Check power and ground at the fan.
How to fix it
- Replace relay or fuse
- Replace the fan motor or module
- Repair wiring
Estimated repair cost
Likely repairs for P0480 run from about $150 to $650, depending on the cause.
| Repair | Typical range (parts + labor) |
|---|---|
| Diagnostic fee (scan + testing) | $100 - $200 |
| Cooling fan motor or relay | $150 - $650 |
These are rough US estimates for an independent shop in 2026, based on typical parts prices and standard labor times. Dealers, big trucks, luxury brands and high-cost areas often run higher. They are not quotes. Use the repair cost estimator to adjust for your vehicle.
How serious is P0480?
High severity
Watch the temperature gauge closely. Stop if it climbs.
P0480 FAQ
What does P0480 mean?
P0480 stands for "Fan 1 Control Circuit". There is a fault in the control circuit for cooling fan 1.
Can I drive with a P0480 code?
Watch the temperature gauge closely. Stop if it climbs.
How much does it cost to fix P0480?
It depends on the cause. The likely repairs for P0480 range from about $150 to $650 at an independent shop in the US, plus a diagnostic fee of roughly $100-$200. These are rough estimates; dealer prices and some vehicles run higher.
What is the most common cause of P0480?
The most common causes are: failed fan relay; failed fan motor; wiring or fuse fault.