OBD-II code · Powertrain (generic)

P0CEE Hybrid/EV Electronics Coolant Temperature Sensor A Circuit

The ECM detects a circuit fault on the hybrid/ev electronics coolant temperature sensor a circuit. Reading cannot be used reliably for control.

Is it safe to drive with P0CEE?

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

Common causes

  • Most likelySensor failed
  • PossibleWiring or connector fault

Repair at a glance

Difficulty
Easy
DIY friendly
Best left to a mechanic
Typical labour
0.5–3 h
Emissions test
Usually unaffected
Parts involved
Hybrid Electronics Coolant Temp Sensor A, Wiring Harness, Hybrid Control Module

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