AutoCodes – Chevrolet – P0522 2014 Chevrolet Silverado

P0522 2014 Chevrolet Silverado Code - Engine Oil Pressure Sensor Circuit Low Voltage

Quick Answer

The engine oil pressure sensor changes voltage based on the engine oil pressure. Common causes include Low oil level, Faulty Engine Oil Pressure Sensor, Engine Oil Pressure Sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P0522 2014 Chevrolet Silverado indicates Engine Oil Pressure Sensor Circuit Low Voltage.
Common causes: Common causes include Low oil level, Faulty Engine Oil Pressure Sensor, Engine Oil Pressure Sensor harness is open or shorted.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 515

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 30, 2022

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0522 2014 Chevrolet Silverado Description

The engine oil pressure sensor changes voltage based on the engine oil pressure. The engine oil pressure sensor is a 3-wire sensor comprising the signal circuit, the low reference circuit, and the 5 V reference circuit. The Engine Control Module (ECM) supplies 5 V to the engine oil pressure sensor via the 5 V reference circuit and provides ground via the low reference circuit. The ECM monitors the signal circuit of the engine oil pressure sensor to determine if the engine oil pressure sensor voltage is within the normal operating range of approximately 1 - 4 V. When the engine oil pressure is high, the engine oil pressure sensor voltage is high, and the ECM senses a high signal voltage. When the engine oil pressure is low, the engine oil pressure sensor voltage is low, and the ECM senses a low signal voltage. The ECM sends the engine oil pressure information to the instrument cluster via serial data. The instrument cluster will illuminate or display the engine oil pressure indicator when the engine oil pressure is low. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the engine oil pressure sensor signal circuit is less than 0.2 V for greater than 10 s.

OBDII Code P0522 2014 Chevrolet Silverado - Engine Oil Pressure Sensor Circuit Low Voltage - AutoCodes.com — P0522 2014 Chevrolet Silverado Code - Engine Oil Pressure Sensor Circuit Low Voltage

What does this mean?

What are the Possible Causes of the DTC P0522 2014 Chevrolet Silverado?

Low oil level
Faulty Engine Oil Pressure Sensor
Engine Oil Pressure Sensor harness is open or shorted
Engine Oil Pressure Sensor circuit poor electrical connection
Engine Mechanical Problem
Faulty Engine Control Module (ECM)

How to Fix the DTC P0522 2014 Chevrolet Silverado?

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 does this mean?

Code Tech Notes

DTC P0521 can be set if engine oil pressure is outside the calculated engine oil pressure model stored in the engine control module. This can be an indication of mechanical engine issues causing lower than expected engine oil pressure.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0522 2014 Chevrolet Silverado 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 P0522 2014 Chevrolet Silverado code?

Need more information on how to fix the P0522 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P0522 2014 Chevrolet Silverado Code

What does the OBDII code P0522 mean for a 2014 Chevrolet Silverado?

The P0522 code indicates that the Engine Control Module (ECM) has detected low voltage in the engine oil pressure sensor circuit.

What are the common symptoms of code P0522 in a 2014 Chevrolet Silverado?

Symptoms may include an illuminated check engine light, fluctuating or incorrect oil pressure readings, engine performance issues, or abnormal engine noises.

What causes the P0522 code in a 2014 Chevrolet Silverado?

Common causes include a faulty oil pressure sensor, damaged wiring or connectors in the sensor circuit, low engine oil levels, or contaminated engine oil.

Can driving with code P0522 damage my 2014 Chevrolet Silverado?

Yes, driving with this code can lead to serious engine damage if the issue is related to low oil pressure or oil level, as inadequate lubrication can harm internal engine components.

How can I diagnose the P0522 code in my 2014 Chevrolet Silverado?

Diagnosing involves checking the engine oil level and condition, inspecting the wiring and connectors for damage, testing the oil pressure sensor, and using a scan tool to monitor oil pressure readings.

Is low engine oil pressure always the cause of code P0522?

No, the code can also be triggered by electrical issues in the oil pressure sensor circuit or a malfunctioning sensor itself, even if the oil pressure is normal.

How do I fix code P0522 on a 2014 Chevrolet Silverado?

Repairs may involve replacing the oil pressure sensor, repairing damaged wiring or connectors, topping off or changing the engine oil, or addressing internal engine problems if oil pressure is genuinely low.

Can I replace the oil pressure sensor myself to fix code P0522?

Yes, replacing the oil pressure sensor can be done by a DIYer with basic tools and knowledge. However, ensure proper diagnosis to confirm the sensor is the issue before replacing it.

What tools are needed to diagnose and fix code P0522?

Youâ€™ll need a scan tool or OBDII code reader, a digital multimeter to test circuits, basic hand tools for sensor replacement, and possibly an oil pressure gauge to verify pressure manually.

How much does it cost to fix code P0522 on a 2014 Chevrolet Silverado?

Repair costs vary but typically range from $50 to $300 depending on whether the oil pressure sensor needs replacement or if wiring repairs are required. Labor costs may increase if professional diagnosis is needed.