OBD-II code · Powertrain (generic)

P0EB1 A/C Compressor Motor Current Sensor Circuit Low

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

Is it safe to drive with P0EB1?

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

Common causes

  • Most likelySignal wire shorted to ground
  • PossibleInternal sensor short
  • Less likelyConnector pins corroded - high contact resistance

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.