AutoCodes – Suzuki – P0533 Suzuki

P0533 Suzuki Code - A/C Refrigerant Pressure Sensor Circuit High Input

Quick Answer

The Powertrain Control Module (PCM) monitors the high side refrigerant pressure via a A/C refrigerant pressure sensor. Common causes include A/C system low or over charge with refrigerant, Faulty A/C refrigerant pressure sensor, Cooling fans in-operative. 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 Suzuki indicates A/C Refrigerant Pressure Sensor Circuit High Input.
Common causes: Common causes include A/C system low or over charge with refrigerant, Faulty A/C refrigerant pressure sensor, Cooling fans in-operative.
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 7,487

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0533 Suzuki Description

The Powertrain Control Module (PCM) monitors the high side refrigerant pressure via a A/C refrigerant pressure sensor. When the pressure is high the signal voltage is high. When the pressure is low the signal voltage is low. When pressure is high the PCM commands the cooling fans on. When pressure is too high or too low the PCM will not allow the A/C compressor clutch to engage.

OBDII Code P0533 Suzuki - A/C Refrigerant Pressure Sensor Circuit High Input - AutoCodes.com — P0533 Suzuki Code - A/C Refrigerant Pressure Sensor Circuit High Input

What does this mean?

What are the Possible Causes of the DTC P0533 Suzuki?

A/C system low or over charge with refrigerant
Faulty A/C refrigerant pressure sensor
Cooling fans in-operative
A/C refrigerant pressure sensor circuit open or shorted
A/C refrigerant pressure sensor circuit poor electrical connection

How to Fix the DTC P0533 Suzuki?

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 Suzuki 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.

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Need more information on how to fix the P0533 Suzuki code? Get Access to Factory Service Manuals

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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 Suzuki Code

1. What does the OBDII code P0533 mean on a Suzuki?

P0533 indicates that the A/C Refrigerant Pressure Sensor Circuit is reading a high input, which means the sensor is detecting excessive pressure in the A/C system.

2. What are the symptoms of a P0533 code in a Suzuki?

Common symptoms include the A/C not working properly, the A/C blowing warm air, the check engine light coming on, or reduced cooling performance.

3. What causes the P0533 code in a Suzuki?

P0533 can be caused by an overcharged A/C system, a faulty refrigerant pressure sensor, damaged wiring or connectors, or an issue with the A/C control module.

4. Can I still drive my Suzuki with a P0533 code?

Yes, you can drive with a P0533 code, but the A/C system may not function correctly, and prolonged operation with high refrigerant pressure could damage the system.

5. How do I diagnose the P0533 code in a Suzuki?

Diagnosis involves using an OBDII scanner to confirm the code, inspecting the refrigerant pressure sensor and wiring, checking refrigerant levels, and testing the sensor with a multimeter.

6. How can I fix the P0533 code on a Suzuki?

Fixes include replacing a faulty refrigerant pressure sensor, repairing damaged wiring or connectors, or correcting refrigerant levels if overcharged.

7. What tools are needed to address a P0533 code in a Suzuki?

Youâ€™ll need an OBDII scanner, a multimeter for electrical testing, and A/C system tools such as a pressure gauge to check refrigerant levels.

8. Can overcharging the A/C system cause a P0533 code?

Yes, overcharging the A/C system can lead to excessive pressure, triggering the P0533 code.

9. Does a faulty A/C refrigerant pressure sensor always cause the P0533 code?

Not always. The issue could also be due to wiring problems, connector damage, or an overcharged A/C system rather than the sensor itself.

10. How much does it cost to fix the P0533 code on a Suzuki?

The cost depends on the cause. Replacing a refrigerant pressure sensor typically costs $100-$300, while recharging or adjusting refrigerant levels may cost $150-$250.