AutoCodes – Chevrolet – P143E 2015 Chevrolet Silverado

P143E 2015 Chevrolet Silverado 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 Chevrolet Silverado 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.
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Code Popularity 228
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 13, 2022
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Code P143E 2015 Chevrolet Silverado Description

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. The Diagnostic Trouble Code (DTC) will be set when invalid data is received from the Fuel Pump Control Module.
OBDII Code P143E 2015 Chevrolet Silverado - Fuel Level Sensor 2 Reference Feedback Performance - AutoCodes.com
P143E 2015 Chevrolet Silverado Code - Fuel Level Sensor 2 Reference Feedback Performance

What are the Possible Causes of the DTC P143E 2015 Chevrolet Silverado?

  • 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 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P143E 2015 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 P143E 2015 Chevrolet Silverado code?

Need more information on how to fix the P143E 2015 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 P143E 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P143E in a 2015 Chevrolet Silverado related to the Fuel Level Sensor 2 Reference Feedback Performance?

- Common symptoms may include inaccurate fuel level readings on the dashboard, fluctuating fuel gauge readings, or a Check Engine light.

2. What are the possible causes of OBDII code P143E in a 2015 Chevrolet Silverado?

- The code P143E can be triggered by issues with the fuel level sensor 2, wiring problems, a faulty sensor, or a malfunction in the fuel tank.

3. How can I diagnose OBDII code P143E in my 2015 Chevrolet Silverado?

- Diagnosis typically involves using an OBDII scanner to retrieve the specific fault code, inspecting the fuel level sensor wiring and connections, and testing the functionality of the sensor itself.

4. Can a DIY enthusiast repair OBDII code P143E in a 2015 Chevrolet Silverado?

- Depending on the root cause, DIY repairs may be possible, such as replacing the fuel level sensor or repairing damaged wiring. However, if in doubt, it's recommended to consult a professional mechanic.

5. Is it safe to continue driving with OBDII code P143E in a 2015 Chevrolet Silverado?

- While the vehicle may still be operable, it's not advisable to ignore the issue, as inaccurate fuel level readings can lead to running out of fuel unexpectedly. It's best to address the problem promptly.

6. How much does it typically cost to repair OBDII code P143E in a 2015 Chevrolet Silverado?

- The cost of repair can vary depending on the specific cause of the issue. Replacing a faulty fuel level sensor may cost between $150 to $300, while addressing wiring problems or other issues could increase the total repair cost.

7. Can a bad fuel pump cause OBDII code P143E in a 2015 Chevrolet Silverado?

- While a failing fuel pump is not a direct cause of code P143E, it can still impact the overall fuel system operation and potentially lead to inaccurate fuel level readings. It's important to address any fuel system issues promptly.

8. How long does it take to repair OBDII code P143E in a 2015 Chevrolet Silverado?

- The repair time can vary depending on the specific diagnosis and the complexity of the repair needed. In general, a skilled mechanic can typically address the issue within a few hours to a day.

9. Are there any preventive measures to avoid OBDII code P143E in a 2015 Chevrolet Silverado?

- Regular maintenance, such as checking the fuel system components during routine inspections, can help identify potential issues early and prevent the occurrence of code P143E.

10. Can resetting the Check Engine light resolve OBDII code P143E in a 2015 Chevrolet Silverado?

- Simply resetting the Check Engine light won't fix the underlying issue causing code P143E. It's important to diagnose the problem, address the root cause, and clear the code properly to ensure the vehicle operates correctly.

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