AutoCodesChevrolet – P0192 2014 Chevrolet Silverado

P0192 2014 Chevrolet Silverado Code - Fuel Rail Pressure Sensor Circuit Low Input

Quick Answer

The Engine Control Module (ECM) uses the Fuel Rail Pressure (FRP) sensor to constantly adjust the high-pressure fuel pump's feed rate so that the ideal pressure is permanently maintained in the high-pressure section (between the high-pressure fuel pump and the injectors) by means of closed-loop control. Common causes include Low or no fuel, Faulty Fuel Rail Pressure (FRP) Sensor, Fuel Rail Pressure 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
P0192 2014 Chevrolet Silverado indicates Fuel Rail Pressure Sensor Circuit Low Input.
Common causes
Common causes include Low or no fuel, Faulty Fuel Rail Pressure (FRP) Sensor, Fuel Rail Pressure 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 842
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 30, 2022
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Code P0192 2014 Chevrolet Silverado Description

The Engine Control Module (ECM) uses the Fuel Rail Pressure (FRP) sensor to constantly adjust the high-pressure fuel pump's feed rate so that the ideal pressure is permanently maintained in the high-pressure section (between the high-pressure fuel pump and the injectors) by means of closed-loop control. The fuel rail pressure sensor transmits fuel pressure and temperature information via serial data to the ECM. When the fuel pressure is high, the signal voltage is high. When the fuel pressure is low, the signal voltage is low. The ECM controls the fuel pressure regulator, which regulates high-pressure fuel that goes to the fuel injector rails and the injectors. The Diagnostic Trouble Code (DTC) will be set if the Fuel Rail Pressure Sensor 1 is greater than a predefined threshold for greater than 2.6 s.
OBDII Code P0192 2014 Chevrolet Silverado - Fuel Rail Pressure Sensor Circuit Low Input - AutoCodes.com
P0192 2014 Chevrolet Silverado Code - Fuel Rail Pressure Sensor Circuit Low Input

What are the Possible Causes of the DTC P0192 2014 Chevrolet Silverado?

  • Low or no fuel
  • Faulty Fuel Rail Pressure (FRP) Sensor
  • Fuel Rail Pressure harness is open or shorted
  • Fuel Rail Pressure circuit poor electrical connection
  • Faulty Fuel Pump

How to Fix the DTC P0192 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0192 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 P0192 2014 Chevrolet Silverado 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 P0192 2014 Chevrolet Silverado Code

1. What does OBDII code P0192 mean on a 2014 Chevrolet Silverado?

P0192 indicates that the fuel rail pressure sensor is reporting a voltage reading that is lower than expected, suggesting an issue with the sensor circuit or fuel pressure.

2. What are the symptoms of code P0192 on a 2014 Chevrolet Silverado?

Common symptoms include difficulty starting, poor engine performance, stalling, rough idling, reduced fuel efficiency, and the check engine light turning on.

3. What causes code P0192 in a 2014 Chevrolet Silverado?

Possible causes include a faulty fuel rail pressure sensor, damaged or corroded wiring, a bad connection in the sensor circuit, a failing fuel pump, or a defective PCM.

4. Can I drive my 2014 Chevrolet Silverado with a P0192 code?

Driving with a P0192 code is not recommended as it may lead to poor engine performance, stalling, or further damage to the fuel system.

5. How do I diagnose the P0192 code on a 2014 Chevrolet Silverado?

Diagnosis involves using a scan tool to check live fuel pressure readings, inspecting the fuel rail pressure sensor and its wiring for damage, and testing the sensor with a multimeter.

6. How do I fix the P0192 code on a 2014 Chevrolet Silverado?

Repairs may include replacing the fuel rail pressure sensor, repairing or replacing damaged wiring, cleaning corroded connectors, or addressing fuel pump issues if necessary.

7. How much does it cost to fix a P0192 code on a 2014 Chevrolet Silverado?

Repair costs vary, but replacing the fuel rail pressure sensor typically costs between $100 and $300, including parts and labor.

8. Can a bad fuel pump cause code P0192 on a 2014 Chevrolet Silverado?

Yes, a malfunctioning fuel pump can cause low fuel pressure, leading to the P0192 code being triggered.

9. What tools are needed to diagnose and repair the P0192 code on a 2014 Chevrolet Silverado?

You may need an OBDII scan tool, a digital multimeter, and basic hand tools to diagnose and repair the issue.

10. Will clearing the P0192 code without repairs fix the problem on my 2014 Chevrolet Silverado?

No, clearing the code will only temporarily turn off the check engine light. The underlying issue must be diagnosed and repaired to prevent the code from returning.

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