P143E 2016 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 2016 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 2016 GMC Sierra Description
What are the Possible Causes of the DTC P143E 2016 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 2016 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 2016 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 2016 GMC Sierra Code
What does OBDII code P143E mean on a 2016 GMC Sierra?
P143E indicates an issue with the Fuel Level Sensor 2 Reference Feedback Performance. It means the fuel level sensor is not providing accurate data to the vehicle’s computer.
What are the symptoms of code P143E in a 2016 GMC Sierra?
Symptoms may include erratic or inaccurate fuel level readings, an illuminated check engine light, and potential difficulty in monitoring fuel consumption.
What causes the P143E code to appear?
Common causes include a faulty fuel level sensor, wiring issues, corroded connections, or a malfunction in the fuel pump module.
Can a bad fuel pump cause the P143E code?
Yes, if the fuel pump module, which houses the fuel level sensor, is malfunctioning, it can trigger the P143E code.
How can I diagnose the P143E code?
Start by checking the wiring and connectors for the fuel level sensor. Use a scan tool to monitor fuel level readings and inspect for any inconsistencies or voltage issues.
Is it safe to drive with a P143E code?
While the truck may still operate, driving with this code can lead to inaccurate fuel level readings, increasing the risk of running out of fuel unexpectedly.
How can I fix the P143E code on a 2016 GMC Sierra?
Repairs may include replacing the faulty fuel level sensor, repairing damaged wiring, or replacing the fuel pump module if necessary.
Does the P143E code require a fuel level sensor replacement?
Not always. The issue could be related to wiring, connectors, or the fuel pump module. Proper diagnosis is needed to determine the exact cause.
Can a software issue cause the P143E code?
Although rare, a malfunctioning PCM (Powertrain Control Module) or outdated software could potentially contribute to the issue.
How much does it cost to repair the P143E code?
Repair costs vary but typically range from $150 to $400, depending on whether the fuel level sensor or fuel pump module needs replacement.
Discuss the causes and fixes for P143E 2016 GMC Sierra OBDII Code
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