P143E 2015 GMC Sierra Code - Fuel Level Sensor 2 Reference Feedback Performance
Quick Answer
The signal circuit is connected to the Fuel Pump Driver Control Module, the control module communicates with the Engine Control Module (ECM) via serial data. Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module 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
- P143E 2015 GMC Sierra indicates Fuel Level Sensor 2 Reference Feedback Performance.
- Common causes
- Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module 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.
Code P143E 2015 GMC Sierra Description
What are the Possible Causes of the DTC P143E 2015 GMC Sierra?
- Faulty Fuel Pump Driver Control Module
- Fuel Pump Driver Control Module harness is open or shorted
- Fuel Pump Driver Control Module circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P143E 2015 GMC Sierra?
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 P143E 2015 GMC Sierra 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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Frequently Asked Questions about P143E 2015 GMC Sierra Code
What does the OBDII code P143E mean on a 2015 GMC Sierra?
The P143E code indicates a problem with the fuel level sensor 2 reference feedback performance, meaning the sensor is not providing accurate data to the engine control module.
What are the symptoms of P143E on a 2015 GMC Sierra?
Common symptoms include erratic fuel gauge readings, a check engine light, inaccurate fuel level information, or issues with the vehicle's range calculations.
What causes the P143E code to appear?
The code can be triggered by a faulty fuel level sensor, wiring or connection issues, corrosion in the fuel tank area, or a malfunctioning engine control module (ECM).
Can a dirty fuel tank trigger the P143E code?
Yes, debris or contamination in the fuel tank can interfere with the fuel level sensor's operation and potentially cause this code to appear.
Is the P143E code serious?
While it may not affect drivability immediately, it can lead to inaccurate fuel level readings, which could result in running out of fuel unexpectedly.
How do you diagnose the P143E code?
Diagnosis typically involves scanning the vehicle for codes, inspecting the fuel level sensor and its wiring, testing the sensor's resistance, and checking for any corrosion or damage in the fuel system.
Can you fix the P143E code without replacing parts?
In some cases, cleaning the fuel level sensor or repairing damaged wiring can resolve the issue. However, if the sensor itself is faulty, it will need to be replaced.
How much does it cost to repair the P143E code on a 2015 GMC Sierra?
Repair costs can vary but typically range from $150 to $400, depending on whether the fuel level sensor or related components need replacement.
Can driving with the P143E code damage the vehicle?
Driving with this code is unlikely to cause direct damage, but it can lead to running out of fuel unexpectedly, which could leave you stranded or damage the fuel pump.
How can you prevent the P143E code from reoccurring?
Regularly maintaining the fuel system, using quality fuel, and addressing wiring or sensor issues promptly can help prevent the code from reappearing.
Discuss the causes and fixes for P143E 2015 GMC Sierra OBDII Code
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