AutoCodesGMC – P0205 2014 GMC Sierra

P0205 2014 GMC Sierra Code - Cylinder 5 Injector Control Circuit

Quick Answer

The Engine Control Module (ECM) supplies voltage to each fuel injector on the high control circuits. Common causes include Faulty Fuel Injector 5, Fuel Injector 5 harness is open or shorted, Fuel Injector 5 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
P0205 2014 GMC Sierra indicates Cylinder 5 Injector Control Circuit.
Common causes
Common causes include Faulty Fuel Injector 5, Fuel Injector 5 harness is open or shorted, Fuel Injector 5 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 382
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 23, 2024
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Code P0205 2014 GMC Sierra Description

The Engine Control Module (ECM) supplies voltage to each fuel injector on the high control circuits. The ECM energizes each fuel injector by grounding the low control circuit of the fuel injector. The ECM monitors the status of the fuel injector circuits. When a fuel injector circuit condition is detected by the ECM, the affected fuel injector(s) is disabled. The Diagnostic Trouble Code (DTC) will be set when the ECM detects the fuel injector control circuit is open for greater than 2 s.
OBDII Code P0205 2014 GMC Sierra - Cylinder 5 Injector Control Circuit - AutoCodes.com
P0205 2014 GMC Sierra Code - Cylinder 5 Injector Control Circuit

What are the Possible Causes of the DTC P0205 2014 GMC Sierra?

  • Faulty Fuel Injector 5
  • Fuel Injector 5 harness is open or shorted
  • Fuel Injector 5 circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0205 2014 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 P0205 2014 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.

Need more information about the P0205 2014 GMC Sierra code?

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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 P0205 2014 GMC Sierra Code

What does the OBDII code P0205 mean on a 2014 GMC Sierra?

P0205 indicates a fault in the Cylinder 5 Injector Control Circuit, meaning the engine control module (ECM) has detected an issue with the operation of the fuel injector for cylinder 5.

What are the common symptoms of code P0205 in a 2014 GMC Sierra?

Symptoms may include rough idle, misfiring, reduced fuel efficiency, poor engine performance, and an illuminated check engine light.

What can cause the P0205 code to appear?

Common causes include a faulty fuel injector, damaged wiring or connectors in the injector circuit, a bad injector driver in the ECM, or corroded electrical connections.

Can I still drive my 2014 GMC Sierra with a P0205 code?

While it may be possible to drive, it’s not recommended as driving with a malfunctioning injector can lead to further engine damage and decreased performance.

How do I diagnose the P0205 code?

Start by visually inspecting the wiring and connectors for cylinder 5’s injector, check for continuity in the circuit, and test the fuel injector itself for proper operation.

What tools are needed to diagnose and fix a P0205 code?

You’ll need an OBDII scanner, a multimeter, and possibly a noid light to test the fuel injector circuit and components.

How do I fix the P0205 code on a 2014 GMC Sierra?

Repairs may involve replacing the cylinder 5 fuel injector, repairing or replacing damaged wiring/connectors, or, in rare cases, replacing the ECM if it’s faulty.

How much does it cost to fix a P0205 code?

Repair costs can vary but typically range from $200 to $500, depending on whether you’re replacing the injector or addressing wiring issues.

Can a dirty fuel injector cause the P0205 code?

Yes, a clogged or dirty fuel injector can prevent proper operation and trigger the P0205 code. Cleaning or replacing the injector may resolve the issue.

How can I prevent the P0205 code from occurring?

Regular maintenance, such as keeping the fuel system clean and inspecting wiring for damage, can help prevent injector circuit issues.

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