Cooling

P0480 Fault in radiator fan control

By: Diagno editorial team · Updated: 2026-10-15

P0480 means: Fault in radiator fan control. The engine computer can't control the radiator fan properly. Drive gently and have the car checked soon. The repair usually costs about €50–400 in Estonia. The most common cause: fan relay or fuse. Other possible causes: fan motor has failed, wire or connector.

Is it safe to drive?Get it checked soonDrive gently and have the car checked soon.

Typical repair cost€50–400parts and labour in Estonia

What it means

The engine computer can't control the radiator fan properly. In traffic or hot weather the engine may overheat.

What could be wrong

1Fan relay or fuse
2Fan motor has failed
3Wire or connector
4Fan control module

What you can check yourself

Let the engine warm up at idle and see whether the fan starts. Keep an eye on the temperature gauge. You can check the simple things yourself, but the repair is best done in a workshop.

How we fix it

We switch the fan on with a diagnostic tool
We check the relay, fuse and wiring
We replace the fan or its control module

Standard SAE description: Cooling Fan 1 Control Circuit

This code usually comes with: Coolant temperature lightSee what the light means →

Related symptoms: Engine overheating

Want a definite answer?

Bring the car to our workshop in Estonia for diagnostics. We read the fault codes, test the sensors and tell you what is wrong. Repair price depends on the work involved, generally €45 per hour.

Book a diagnostic check

Questions

What does fault code P0480 mean?

Fault in radiator fan control. The engine computer can't control the radiator fan properly. In traffic or hot weather the engine may overheat.

Can I drive with code P0480?

Drive gently and have the car checked soon.

How much does it cost to fix P0480?

Roughly €50–400 in Estonia. The price depends on exactly what has failed and on the car.

How is P0480 fixed?

We switch the fan on with a diagnostic tool. We check the relay, fuse and wiring. We replace the fan or its control module.

Based on AI combined with our hands-on workshop experience and knowledge. This information is general and prices are approximate (Estonian workshop rates). The same code can mean different things on different cars. Only an inspection of the car gives a definite answer.