AutoCodes – Chevrolet – P020C 2016 Chevrolet Silverado

P020C 2016 Chevrolet Silverado Code - Cylinder 3 Injection Timing

Quick Answer

The Engine Control Module (ECM) has the ability to learn injector timing performance. Common causes include Faulty Fuel Injector 3, Fuel Injector 3 harness is open or shorted, Fuel Injector 3 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
P020C 2016 Chevrolet Silverado indicates Cylinder 3 Injection Timing.
Common causes
Common causes include Faulty Fuel Injector 3, Fuel Injector 3 harness is open or shorted, Fuel Injector 3 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 265
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 22, 2024
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Code P020C 2016 Chevrolet Silverado Description

The Engine Control Module (ECM) has the ability to learn injector timing performance. When the engine is at operating temperature, throttle closed and in deceleration fuel cut-off mode, the ECM will pulse each injector individually and measure the changes in rotational speed of the crankshaft using the input from the crankshaft position sensor. The ECM will run this diagnostic at one fuel rail pressure operating point for each injector. The ECM stores the injector timing value. The Diagnostic Trouble Code (DTC) will be set when the time to build up sufficient current to open the injector is below or above a predetermined threshold.
OBDII Code P020C 2016 Chevrolet Silverado - Cylinder 3 Injection Timing - AutoCodes.com
P020C 2016 Chevrolet Silverado Code - Cylinder 3 Injection Timing

What are the Possible Causes of the DTC P020C 2016 Chevrolet Silverado?

  • Faulty Fuel Injector 3
  • Fuel Injector 3 harness is open or shorted
  • Fuel Injector 3 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P020C 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 P020C 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 P020C 2016 Chevrolet Silverado code?

Need more information on how to fix the P020C 2016 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 P020C 2016 Chevrolet Silverado Code

1. What does the OBD-II code P020C mean on a 2016 Chevrolet Silverado?

P020C indicates an issue with the injection timing for cylinder 3, typically caused by a fault in the fuel injector, wiring, or related components.

2. What are the common symptoms of P020C in a 2016 Chevrolet Silverado?

Symptoms may include poor engine performance, rough idling, reduced fuel efficiency, misfires, or the check engine light being illuminated.

3. What causes the P020C code to appear on a 2016 Chevrolet Silverado?

Common causes include a faulty fuel injector, damaged or corroded wiring or connectors, issues with the powertrain control module (PCM), or low fuel pressure.

4. How can I diagnose the P020C code on my 2016 Chevrolet Silverado?

Diagnosis involves inspecting the cylinder 3 fuel injector, checking the wiring and connectors for damage, and using a scan tool to monitor injector timing and PCM signals.

5. Can I still drive my 2016 Chevrolet Silverado with a P020C code?

Driving with a P020C code is not recommended as it can lead to further engine damage, reduced performance, and potential safety issues.

6. How do I fix the P020C code on a 2016 Chevrolet Silverado?

Repair may involve replacing the cylinder 3 fuel injector, repairing damaged wiring or connectors, or reprogramming or replacing the PCM if necessary.

7. How much does it cost to repair a P020C code on a 2016 Chevrolet Silverado?

Repair costs vary depending on the issue but typically range from $150 to $500, including parts and labor, with fuel injector replacement being on the higher end.

8. Can a dirty fuel injector cause the P020C code on my 2016 Chevrolet Silverado?

Yes, a clogged or dirty fuel injector can disrupt injection timing and trigger the P020C code.

9. Do I need to replace all fuel injectors if P020C occurs in cylinder 3 of my Silverado?

No, you usually only need to replace the faulty injector for cylinder 3, unless other injectors are also showing signs of failure.

10. Can low fuel pressure cause the P020C code on a 2016 Chevrolet Silverado?

Yes, inadequate fuel pressure can affect injector performance and timing, potentially triggering the P020C code.

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