Engine-CodesChevrolet – P1479 2016 Chevrolet Silverado

P1479 2016 Chevrolet Silverado Code - Particulate Matter Sensor Sensitivity Factor Performance

Quick Answer

The P1479 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Particulate Matter Sensor Sensitivity Factor Performance. Common causes include Faulty particulate matter sensor, Wiring issues, Software glitches. 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
P1479 2016 Chevrolet Silverado indicates Particulate Matter Sensor Sensitivity Factor Performance.
Common causes
Common causes include Faulty particulate matter sensor, Wiring issues, Software glitches.
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P1479 2016 Chevrolet Silverado Description

The P1479 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Particulate Matter Sensor Sensitivity Factor Performance. This code indicates that there is an issue with the sensitivity factor of the particulate matter sensor in the vehicle's exhaust system. The particulate matter sensor is responsible for monitoring the amount of particulate matter, such as soot and ash, that is emitted from the exhaust. This sensor plays a crucial role in ensuring that the vehicle meets emissions standards and operates efficiently.

OBDII Code P1479 2016 Chevrolet Silverado - Particulate Matter Sensor Sensitivity Factor Performance
P1479 2016 Chevrolet Silverado Code - Particulate Matter Sensor Sensitivity Factor Performance

Common Causes of P1479 2016 Chevrolet Silverado

  1. Faulty particulate matter sensor
  2. Wiring issues
  3. Software glitches
  4. Exhaust system problems

Symptoms of P1479 2016 Chevrolet Silverado

  1. Decreased fuel efficiency
  2. Reduced engine performance
  3. Increased emissions
  4. Check engine light illuminated

How to Fix P1479 2016 Chevrolet Silverado

  1. Diagnose the issue using a diagnostic scanner to retrieve the specific trouble code.
  2. Inspect the particulate matter sensor and wiring for any visible damage or corrosion.
  3. Test the sensor's sensitivity factor and compare it to the manufacturer's specifications.
  4. Replace the particulate matter sensor if it is found to be faulty or out of tolerance.
  5. Clear the trouble code from the vehicle's computer and perform a test drive to ensure the issue has been resolved.

Cost to Fix P1479 2016 Chevrolet Silverado

The typical repair costs for addressing a P1479 code on a 2016 Chevrolet Silverado can range from $200 to $500, including parts and labor. However, it is important to note that the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It is recommended to obtain quotes from local auto repair shops for a more accurate estimate.

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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 P1479 2016 Chevrolet Silverado Code

1. What does the OBDII code P1479 mean on a 2016 Chevrolet Silverado?

The P1479 code indicates an issue with the Particulate Matter Sensor Sensitivity Factor Performance, meaning the sensor is not working as expected to monitor exhaust particulate levels.

2. What are the common symptoms of code P1479 on a 2016 Silverado?

Symptoms may include the check engine light turning on, reduced fuel efficiency, increased exhaust emissions, or poor engine performance.

3. What causes the P1479 code to appear on a 2016 Chevrolet Silverado?

Common causes include a faulty particulate matter sensor, wiring issues, sensor contamination from soot or debris, or a malfunction in the exhaust after-treatment system.

4. Can driving with the P1479 code damage my Silverado?

Driving with this code for an extended period can lead to increased emissions, potential damage to the diesel particulate filter (DPF), and reduced engine efficiency.

5. How do I diagnose the P1479 code on my 2016 Silverado?

Diagnosis involves checking the particulate matter sensor, inspecting the wiring and connections, and verifying the sensor’s data using a scan tool.

6. How can I fix the P1479 code on a 2016 Chevrolet Silverado?

Repairs may include cleaning or replacing the particulate matter sensor, repairing damaged wiring, or updating the vehicle's software if applicable.

7. Is the particulate matter sensor the same as the oxygen sensor?

No, the particulate matter sensor measures soot levels in the exhaust, while the oxygen sensor monitors oxygen levels to optimize air-fuel mixture.

8. Can a clogged diesel particulate filter (DPF) trigger the P1479 code?

Yes, a clogged DPF can increase soot levels and cause the particulate matter sensor to perform outside its expected range, triggering the code.

9. Will clearing the code with a scan tool fix the P1479 issue?

Clearing the code will temporarily remove the warning, but the issue will return if the underlying problem is not addressed.

10. Should I take my Silverado to a mechanic for the P1479 code?

If you’re unable to diagnose or fix the issue yourself, it’s recommended to consult a qualified mechanic with experience in diesel exhaust systems.

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