OBD Guide

P2D44

A/C Compressor Motor Performance

P2D44 is an OBD-II diagnostic trouble code meaning: A/C Compressor Motor Performance. Common causes: compressor motor malfunction, problems with the compressor control electronics. Estimated repair cost: $167–556.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$167–556 (est.)

Symptoms

  • The air conditioner blows warm air
  • Periodic shutdown of the air conditioner
  • Unusual noises from the compressor area
  • Increased load on the engine when the air conditioner is turned on
  • The air conditioning indicator is flashing

Causes

  • Compressor motor malfunction
  • Problems with the compressor control electronics
  • Open or short circuit in the power supply
  • Low refrigerant level in the system
  • Mechanical jamming of the compressor

How to Fix

  1. Check the refrigerant level in the system
  2. Diagnose the compressor power circuit
  3. Check the resistance of the motor windings
  4. Test the compressor control electronics
  5. If necessary, replace the air conditioning compressor

Related codes

Error P2D44 by Vehicle Brand

FAQ

What does the P2D44 code mean?

P2D44 is an OBD-II diagnostic trouble code that indicates: A/C Compressor Motor Performance

What causes a P2D44 error code?

The most common causes of P2D44 include: Compressor motor malfunction; Problems with the compressor control electronics; Open or short circuit in the power supply; Low refrigerant level in the system.

How do I fix a P2D44 diagnostic trouble code?

To fix P2D44: Check the refrigerant level in the system. Diagnose the compressor power circuit. Check the resistance of the motor windings. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2D44?

Yes, but get it checked soon

How much does it cost to fix P2D44?

The estimated repair cost for P2D44 is $167–556. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat