OBD-II code · Powertrain (generic)

P0EB3 A/C Compressor Motor Current Sensor Circuit Intermittent/Erratic

The ECM detects a intermittent/erratic fault on the a/c compressor motor current sensor circuit. Reading cannot be used reliably for control.

Is it safe to drive with P0EB3?

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

Common causes

  • Most likelySensor connector not seated
  • PossibleNoisy ground reference
  • Less likelyConnector with intermittent contact under vibration

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–5 h
Emissions test
Usually unaffected
Parts involved
AC Compressor Motor Current Sensor, Wiring Harness

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