OBD-II code · Powertrain (generic, extended)

P2C3E Fan 4 Control Circuit

The control circuit of cooling fan 4 reports a control circuit condition. Fan operation cannot be commanded reliably.

Is it safe to drive with P2C3E?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelyOpen in fan control wire
  • PossibleFan relay failed

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.5–3 h
Emissions test
Usually unaffected
Parts involved
Cooling Fan 4, Fan Relay 4, Ecm

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.