AutoCodes – Chevrolet – P143E 2016 Chevrolet Silverado

P143E 2016 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 2016 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 243

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 Aug 13, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P143E 2016 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 2016 Chevrolet Silverado - Fuel Level Sensor 2 Reference Feedback Performance - AutoCodes.com — P143E 2016 Chevrolet Silverado Code - Fuel Level Sensor 2 Reference Feedback Performance

What does this mean?

What are the Possible Causes of the DTC P143E 2016 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 2016 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 2016 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 2016 Chevrolet Silverado code?

Need more information on how to fix the P143E 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 2016 Chevrolet Silverado Code

What does the OBDII code P143E mean on a 2016 Chevrolet Silverado?

P143E indicates an issue with Fuel Level Sensor 2 Reference Feedback Performance, meaning the sensor is not providing accurate data to the fuel management system.

What are the symptoms of code P143E on a 2016 Chevrolet Silverado?

Common symptoms include incorrect fuel gauge readings, the check engine light turning on, and possible erratic engine performance.

What causes the P143E code on a 2016 Chevrolet Silverado?

Potential causes include a faulty fuel level sensor, wiring issues, corrosion in the sensor circuit, or a malfunctioning fuel pump module.

Can a bad fuel level sensor cause the truck to stall?

While unlikely, inaccurate fuel level readings might lead to fuel system miscalculations, which could indirectly affect engine performance.

How do you diagnose code P143E on a Chevrolet Silverado?

Start by scanning for codes, inspecting the wiring and connectors for damage or corrosion, and testing the fuel level sensor and its circuit for proper operation.

Can a loose or damaged connector cause the P143E code?

Yes, a loose, damaged, or corroded connector can disrupt the sensor's feedback signal, triggering the P143E code.

How can I fix the P143E code on my 2016 Chevrolet Silverado?

Repairs may involve replacing the faulty fuel level sensor, fixing damaged wiring, cleaning corroded connectors, or, in rare cases, replacing the fuel pump module.

Is it safe to drive with the P143E code active?

Driving is generally safe, but inaccurate fuel gauge readings may lead to running out of fuel unexpectedly, so resolving the issue promptly is recommended.

How much does it cost to repair the P143E code on a Chevrolet Silverado?

Repair costs vary, but replacing a fuel level sensor typically ranges from $150 to $300, including parts and labor.

Can the P143E code be cleared without fixing the issue?

Clearing the code without addressing the root cause may temporarily turn off the check engine light, but the code will likely return as the issue persists.