P143E 2014 Chevrolet Silverado Code - Fuel Level Sensor 2 Reference Feedback Performance
Quick Answer
The P143E diagnostic trouble code for a 2014 Chevrolet Silverado indicates an issue with the Fuel Level Sensor 2 Reference Feedback Performance. Common causes include Faulty fuel level sensor 2, Wiring or connector issues, Corrosion or damage to sensor components. 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 2014 Chevrolet Silverado indicates Fuel Level Sensor 2 Reference Feedback Performance.
- Common causes
- Common causes include Faulty fuel level sensor 2, Wiring or connector issues, Corrosion or damage to sensor components.
- 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 P143E 2014 Chevrolet Silverado Description
The P143E diagnostic trouble code for a 2014 Chevrolet Silverado indicates an issue with the Fuel Level Sensor 2 Reference Feedback Performance. This code specifically relates to the fuel level sensor in the vehicle, which is responsible for measuring the amount of fuel in the tank and sending this information to the engine control module (ECM).
Common Causes of P143E 2014 Chevrolet Silverado
- Faulty fuel level sensor 2
- Wiring or connector issues
- Corrosion or damage to sensor components
- ECM malfunction
- Fuel system contamination
Symptoms of P143E 2014 Chevrolet Silverado
- Inaccurate fuel gauge readings
- Check engine light illuminated
- Poor fuel efficiency
- Engine stalling or hesitation
- Rough idling
How to Fix P143E 2014 Chevrolet Silverado
- Begin by conducting a visual inspection of the fuel level sensor 2 and its wiring to check for any visible damage or corrosion.
- Use a multimeter to test the resistance of the sensor and compare it to the manufacturer's specifications to determine if it is faulty.
- If the sensor is deemed faulty, replace it with a new, OEM-quality sensor and ensure proper installation.
- Clear the diagnostic trouble codes using a scan tool and perform a test drive to verify that the issue has been resolved.
- If the problem persists, further diagnostic testing may be necessary to identify any underlying issues with the wiring, connectors, or ECM.
Cost to Fix P143E 2014 Chevrolet Silverado
The typical repair costs for addressing a P143E code on a 2014 Chevrolet Silverado can range from $200 to $500, including the cost of a new fuel level sensor, labor, and any additional parts or diagnostic testing. Keep in mind that the specific diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle specifications.
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Frequently Asked Questions about P143E 2014 Chevrolet Silverado Code
What does the OBDII code P143E mean for a 2014 Chevrolet Silverado?
P143E refers to "Fuel Level Sensor 2 Reference Feedback Performance," indicating an issue with the secondary fuel level sensor's signal or feedback.
What are the symptoms of code P143E on a 2014 Silverado?
Common symptoms include inaccurate fuel gauge readings, fluctuating fuel levels, or an illuminated check engine light.
What causes the P143E code to appear?
Causes may include a malfunctioning fuel level sensor, wiring issues, poor electrical connections, or a problem with the fuel tank module.
Can I still drive my Silverado with the P143E code?
You can drive with this code, but fuel gauge inaccuracies might make it difficult to determine the actual fuel level, increasing the risk of running out of gas.
How do I diagnose the P143E code?
Diagnosis involves checking the wiring and connections to the fuel level sensor, testing the sensor's output, and inspecting the fuel tank module for damage.
What repairs can fix the P143E code?
Repairs may include replacing the secondary fuel level sensor, repairing or replacing damaged wiring, or addressing issues with the fuel tank module.
How much does it cost to fix code P143E on a Silverado?
Repair costs vary, but replacing the fuel level sensor can range from $150 to $400, depending on labor and part prices.
Can a faulty fuel tank module cause the P143E code?
Yes, a damaged or malfunctioning fuel tank module can disrupt sensor feedback and trigger this code.
How do I reset the P143E code after repairs?
The code can be reset using an OBDII scanner after the underlying issue is fixed. Disconnecting the battery temporarily may also clear the code, but it’s better to confirm the repair first.
Is code P143E common on other Chevrolet vehicles?
While P143E is specific to certain models, similar fuel sensor issues may occur in other Chevrolet vehicles with comparable systems.
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