P0484
Cooling Fan Current Too High
The current draw of the cooling fan exceeds the permitted maximum. Caused by a seized or worn fan motor or wiring shorted to ground at high load.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Fan motor seizedCommon
- Wiring short under loadPossible
- Fan module faultLess likely
Parts involved
- Cooling Fan
- Cooling Fan Module
P0484 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.