AutoCodes – Honda – P0533 2018 Honda CR-V

P0533 2018 Honda CR-V Code - A/C Pressure Sensor Circuit High Voltage

Quick Answer

The A/C Pressure Sensor measures the change in the pressure of the air conditioning refrigerant. Common causes include Faulty A/C Refrigerant Pressure Sensor, A/C Refrigerant Pressure Sensor circuit open or shorted, A/C Refrigerant Pressure Sensor circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
P0533 2018 Honda CR-V indicates A/C Pressure Sensor Circuit High Voltage.
Common causes
Common causes include Faulty A/C Refrigerant Pressure Sensor, A/C Refrigerant Pressure Sensor circuit open or shorted, A/C Refrigerant Pressure Sensor circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 990
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 26, 2023
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Code P0533 2018 Honda CR-V Description

The A/C Pressure Sensor measures the change in the pressure of the air conditioning refrigerant. The signal from the A/C Pressure Sensor is low voltage at low pressure (when the air conditioning load is low) and high voltage at high pressure (when the air conditioning load is high). The Powertrain Control Module (PCM) compares the expected voltage to the A/C Pressure Sensor output voltage. When the A/C Pressure Sensor output voltage is lower or higher than the expected voltage for a set time, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC). The DTC will be set when the A/C Pressure Sensor output voltage is 4.76 V or more for at least 10 seconds.
OBDII Code P0533 2018 Honda CR-V - A/C Pressure Sensor Circuit High Voltage - AutoCodes.com
P0533 2018 Honda CR-V Code - A/C Pressure Sensor Circuit High Voltage

What are the Possible Causes of the DTC P0533 2018 Honda CR-V?

  • Faulty A/C Refrigerant Pressure Sensor
  • A/C Refrigerant Pressure Sensor circuit open or shorted
  • A/C Refrigerant Pressure Sensor circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0533 2018 Honda CR-V?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0533 2018 Honda CR-V code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0533 2018 Honda CR-V code?

Need more information on how to fix the P0533 2018 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0533 2018 Honda CR-V code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0533 2018 Honda CR-V Code

1. What does the OBDII code P0533 mean on a 2018 Honda CR-V?

The P0533 code indicates that the A/C pressure sensor circuit is detecting a voltage reading higher than the expected range.

2. What are the common symptoms of code P0533 on a 2018 Honda CR-V?

Symptoms can include the air conditioning not functioning properly, a check engine light, or fluctuating cabin temperature.

3. What causes code P0533 to trigger on a 2018 Honda CR-V?

Common causes include a faulty A/C pressure sensor, damaged wiring or connectors in the sensor circuit, or an overcharged A/C system.

4. Can an overcharged A/C system cause the P0533 code?

Yes, an overcharged A/C system can lead to high pressure readings, which may trigger the P0533 code.

5. How do I diagnose the P0533 code on a 2018 Honda CR-V?

Diagnosis involves inspecting the A/C pressure sensor, checking for damaged wiring or loose connections, and testing the refrigerant pressure levels.

6. Can I still drive my 2018 Honda CR-V with a P0533 code?

Yes, but the air conditioning may not work properly, and ignoring the issue could lead to further damage to the A/C system.

7. How do I fix the P0533 code on a 2018 Honda CR-V?

Repairs may include replacing the faulty A/C pressure sensor, repairing damaged wiring, or adjusting refrigerant levels if overcharged.

8. How much does it cost to fix the P0533 code on a 2018 Honda CR-V?

The cost can vary; replacing an A/C pressure sensor typically ranges from $100 to $300, including parts and labor.

9. Can a faulty A/C pressure sensor alone cause the P0533 code?

Yes, a defective A/C pressure sensor is one of the most common reasons for this code.

10. Do I need specialized tools to fix the P0533 code on a 2018 Honda CR-V?

You may need a multimeter to test the sensor circuit and a refrigerant gauge to check A/C pressure levels.

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