AutoCodes – Land Rover – P115B Land Rover

P115B Land Rover Code - Low Fuel Level - Forced Engine Shutdown

Quick Answer

Fuel level information is sent from the instrument cluster to the Powertrain Control Module (PCM) on the communication link. Common causes include Low fuel, Fualty Fuel Level Sensor, Fuel Level 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: P115B Land Rover indicates Low Fuel Level - Forced Engine Shutdown.
Common causes: Common causes include Low fuel, Fualty Fuel Level Sensor, Fuel Level 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 12,456

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 Jul 26, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P115B Land Rover Description

Fuel level information is sent from the instrument cluster to the Powertrain Control Module (PCM) on the communication link. If an excessively low fuel level input message is received by the PCM from the instrument cluster, the PCM limits the fuel rail pressure (FRP).

OBDII Code P115B Land Rover - Low Fuel Level - Forced Engine Shutdown - AutoCodes.com — P115B Land Rover Code - Low Fuel Level - Forced Engine Shutdown

What does this mean?

What are the Possible Causes of the DTC P115B Land Rover?

Low fuel
Fualty Fuel Level Sensor
Fuel Level Sensor harness is open or shorted
Fuel Level Sensor circuit poor electrical connection

How to Fix the DTC P115B Land Rover?

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

Check that there is sufficient fuel in the tank. Check the fuel level sensor and circuits. If no fault is found in the circuits, install a new fuel level sensor. Clear all the codes and test for normal operation.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P115B Land Rover 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 P115B Land Rover code?

Need more information on how to fix the P115B Land Rover 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 P115B Land Rover Code

What does the OBDII code P115B mean for a Land Rover?

The P115B code indicates that the vehicle's system has detected a low fuel level condition, which has triggered a forced engine shutdown to prevent potential damage or stalling.

What are common symptoms associated with the P115B code?

Common symptoms include the engine stalling or refusing to start, a warning light on the dashboard indicating low fuel, and erratic fuel gauge readings.

What could cause the P115B code to trigger?

Potential causes include a faulty fuel level sensor, a malfunctioning fuel pump, or issues with the fuel gauge system. Low fuel levels or contamination in the fuel tank can also contribute.

How can I troubleshoot a P115B code?

Start by checking the fuel level in the tank. If it is low, refuel and see if the code clears. If the fuel level is adequate, inspect the fuel level sensor and wiring for damage or corrosion.

Is it safe to drive a vehicle with a P115B code?

It is not safe to drive a vehicle with this code, as it indicates that the engine may shut down unexpectedly due to low fuel conditions, which can lead to accidents.

What repairs are commonly recommended for a P115B code?

Repairs may involve replacing a faulty fuel level sensor, repairing any wiring issues, or addressing problems with the fuel pump. Itâ€™s important to diagnose the exact cause before proceeding.

Can the P115B code be cleared, and will it come back?

Yes, the code can be cleared using an OBDII scanner. However, if the underlying issue is not resolved, the code is likely to return.

How does the fuel level sensor affect the P115B code?

The fuel level sensor measures the amount of fuel in the tank. If it is faulty or sending incorrect readings, the system may falsely detect a low fuel condition, triggering the P115B code.

What should I do if the P115B code keeps reappearing?

If the code persists after repairs, consider having a professional mechanic conduct a thorough diagnostic check to identify any underlying issues that may not have been addressed.