OBD Guide

P0EB3

A/C Compressor Motor Phase U Current Sensor Circuit Low

P0EB3 is an OBD-II diagnostic trouble code meaning: A/C Compressor Motor Phase U Current Sensor Circuit Low. Common causes: phase u current sensor fault, open or short circuit in the sensor circuit. Estimated repair cost: $28–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–167 (est.)

Symptoms

  • Air conditioner doesn't work
  • Reduced cooling efficiency
  • The climate control system indicator is flashing
  • Increased noise from the compressor
  • Increased fuel consumption

Causes

  • Phase U current sensor fault
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Problems with the compressor control unit
  • Compressor motor malfunction

How to Fix

  1. Check the integrity of the wiring to the sensor
  2. Check connections and contacts in connectors
  3. Test phase U current sensor
  4. Check the operation of the compressor motor
  5. If necessary, replace the sensor or compressor

Related codes

Error P0EB3 by Vehicle Brand

FAQ

What does the P0EB3 code mean?

P0EB3 is an OBD-II diagnostic trouble code that indicates: A/C Compressor Motor Phase U Current Sensor Circuit Low

What causes a P0EB3 error code?

The most common causes of P0EB3 include: Phase U current sensor fault; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the compressor control unit.

How do I fix a P0EB3 diagnostic trouble code?

To fix P0EB3: Check the integrity of the wiring to the sensor. Check connections and contacts in connectors. Test phase U current sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0EB3?

Yes, but get it checked soon

How much does it cost to fix P0EB3?

The estimated repair cost for P0EB3 is $28–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat