OBD Guide

P0EB4

A/C Compressor Motor Phase U Current Sensor Range/Performance

P0EB4 is an OBD-II diagnostic trouble code meaning: A/C Compressor Motor Phase U Current Sensor Range/Performance. Common causes: faulty phase u current sensor, open or short circuit in the sensor circuit. Estimated repair cost: $17–78.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–78 (est.)

Symptoms

  • Air conditioner doesn't work
  • Reduced air conditioner performance
  • Intermittent compressor operation
  • Check Engine light comes on
  • Noises when starting the air conditioner

Causes

  • Faulty phase U current sensor
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Compressor motor malfunction
  • Problems with the air conditioning control unit

How to Fix

  1. Check the continuity of the phase U current sensor circuit
  2. Check sensor connectors for corrosion or damage.
  3. Test the current sensor with a multimeter
  4. If necessary, replace the phase U current sensor
  5. Check the operation of the compressor motor

Related codes

Error P0EB4 by Vehicle Brand

FAQ

What does the P0EB4 code mean?

P0EB4 is an OBD-II diagnostic trouble code that indicates: A/C Compressor Motor Phase U Current Sensor Range/Performance

What causes a P0EB4 error code?

The most common causes of P0EB4 include: Faulty phase U current sensor; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Compressor motor malfunction.

How do I fix a P0EB4 diagnostic trouble code?

To fix P0EB4: Check the continuity of the phase U current sensor circuit. Check sensor connectors for corrosion or damage.. Test the current sensor with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0EB4?

Yes, but get it checked soon

How much does it cost to fix P0EB4?

The estimated repair cost for P0EB4 is $17–78. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat