OBD Guide

P1463

Air Conditioning Pressure Sensor Insufficient Pressure Change

P1463 is an OBD-II diagnostic trouble code meaning: Air Conditioning Pressure Sensor Insufficient Pressure Change. Common causes: faulty air conditioner pressure sensor, refrigerant leak in the system. Estimated repair cost: $17–50.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–50 (est.)

Symptoms

  • The air conditioner does not cool the air
  • Intermittent operation of the air conditioning compressor
  • Increased fuel consumption
  • Hot air from ducts

Causes

  • Faulty air conditioner pressure sensor
  • Refrigerant leak in the system
  • Open or short circuit in the sensor circuit
  • Air conditioning compressor malfunction
  • Problems with the engine control unit

How to Fix

  1. Check the refrigerant level in the system
  2. Inspect the system for leaks
  3. Check the electrical circuit of the pressure sensor
  4. Test and replace the pressure sensor if necessary
  5. Check the operation of the air conditioning compressor

Related codes

Error P1463 by Vehicle Brand

FAQ

What does the P1463 code mean?

P1463 is an OBD-II diagnostic trouble code that indicates: Air Conditioning Pressure Sensor Insufficient Pressure Change

What causes a P1463 error code?

The most common causes of P1463 include: Faulty air conditioner pressure sensor; Refrigerant leak in the system; Open or short circuit in the sensor circuit; Air conditioning compressor malfunction.

How do I fix a P1463 diagnostic trouble code?

To fix P1463: Check the refrigerant level in the system. Inspect the system for leaks. Check the electrical circuit of the pressure sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1463?

Yes, but get it checked soon

How much does it cost to fix P1463?

The estimated repair cost for P1463 is $17–50. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat