OBD-II code · Powertrain (generic, extended)

P2C8C DC/DC Converter Temperature Sensor D Circuit

The ECM detects a circuit fault on the dc/dc converter temperature sensor d circuit. Reading cannot be used reliably for control.

Is it safe to drive with P2C8C?

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
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–4 h
Emissions test
Usually unaffected
Parts involved
Dcdc Converter Temp Sensor D, Wiring Harness, Dcdc Converter

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