AutoCodes – Nissan – P119B Nissan

P119B Nissan Code - Fuel Rail Pressure Sensor Malfunction

Quick Answer

The fuel rail pressure (FRP) sensor is placed to the fuel rail and measures fuel pressure in the fuel rail. Common causes include Faulty Fuel Rail Pressure Sensor, Fuel Rail Pressure Sensor harness is open or shorted, Fuel Rail Pressure Sensor circuit poor electrical connection. 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
P119B Nissan indicates Fuel Rail Pressure Sensor Malfunction.
Common causes
Common causes include Faulty Fuel Rail Pressure Sensor, Fuel Rail Pressure Sensor harness is open or shorted, Fuel Rail Pressure Sensor circuit poor electrical connection.
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 6,089
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 28, 2019
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Code P119B Nissan Description

The fuel rail pressure (FRP) sensor is placed to the fuel rail and measures fuel pressure in the fuel rail. The sensor transmits voltage signal to the Engine Control Module (ECM). As the pressure increases, the voltage rises. The ECM controls the fuel pressure in the fuel rail by operating high pressure fuel pump. The ECM uses the signal from fuel rail pressure sensor as a feedback signal.
The Engine Control Module (ECM) monitors the Fuel Rail Pressure Sensor. The ECM sets the OBDII code when the Fuel Rail Pressure Sensor is not to factory specifications.
OBDII Code P119B Nissan - Fuel Rail Pressure Sensor Malfunction - AutoCodes.com
P119B Nissan Code - Fuel Rail Pressure Sensor Malfunction

What are the Possible Causes of the DTC P119B Nissan?

  • Faulty Fuel Rail Pressure Sensor
  • Fuel Rail Pressure Sensor harness is open or shorted
  • Fuel Rail Pressure Sensor circuit poor electrical connection

How to Fix the DTC P119B Nissan?

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 P119B Nissan 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 P119B Nissan code?

Need more information on how to fix the P119B Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P119B Nissan 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 P119B Nissan Code

1. What are the common symptoms of OBDII code P119B in a Nissan related to Fuel Rail Pressure Sensor Malfunction?

- Common symptoms may include poor engine performance, rough idling, decreased fuel efficiency, and potential stalling.

2. What are the possible causes of the OBDII code P119B in a Nissan indicating Fuel Rail Pressure Sensor Malfunction?

- Potential causes can include a faulty fuel rail pressure sensor, issues with the fuel pump, clogged fuel filter, or wiring/connectivity problems.

3. How can I diagnose the Fuel Rail Pressure Sensor Malfunction causing code P119B in my Nissan?

- Diagnosing the issue typically involves using a scan tool to read the code, checking the fuel pressure sensor's readings, inspecting the fuel system components, and testing the wiring for continuity.

4. Can I drive my Nissan with the OBDII code P119B related to Fuel Rail Pressure Sensor Malfunction?

- It is not recommended to drive the vehicle with this code present, as it can lead to further engine damage and potential safety hazards.

5. How can I repair the Fuel Rail Pressure Sensor Malfunction triggering code P119B in my Nissan?

- Repair options may include replacing the fuel rail pressure sensor, inspecting and cleaning the fuel system components, checking and replacing the fuel filter, and addressing any wiring issues.

6. Are there any DIY tips for fixing the Fuel Rail Pressure Sensor Malfunction causing code P119B in a Nissan?

- While some basic diagnostics can be done at home, it is recommended to have a professional mechanic perform the repairs to ensure the issue is properly addressed.

7. Is resetting the OBDII code P119B related to Fuel Rail Pressure Sensor Malfunction in my Nissan enough to fix the issue?

- Resetting the code may temporarily clear the warning light, but it will not fix the underlying problem causing the Fuel Rail Pressure Sensor Malfunction.

8. How much does it typically cost to repair the Fuel Rail Pressure Sensor Malfunction associated with code P119B in a Nissan?

- The cost of repairs can vary depending on the exact cause of the issue, but it may range from $200 to $500 or more, including parts and labor.

9. Can a faulty Fuel Rail Pressure Sensor causing code P119B in a Nissan affect the vehicle's emissions?

- Yes, a malfunctioning fuel rail pressure sensor can impact the emissions output of the vehicle, potentially leading to a failed emissions test.

10. Will ignoring the OBDII code P119B related to Fuel Rail Pressure Sensor Malfunction in my Nissan cause further damage?

- Ignoring the code can lead to more severe engine problems, reduced fuel efficiency, and potential safety risks, so it is important to address the issue promptly.

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