AutoCodes – GMC – P01D3 2016 GMC Sierra

P01D3 2016 GMC Sierra Code - Cylinder 5 Injection Timing Retarded

Quick Answer

The Engine Control Module (ECM) has the ability to learn injector timing performance. Common causes include Fuel Type Incorrect, Fuel Contaminated/Poor Quality, Faulty Fuel Injector 1. 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: P01D3 2016 GMC Sierra indicates Cylinder 5 Injection Timing Retarded.
Common causes: Common causes include Fuel Type Incorrect, Fuel Contaminated/Poor Quality, Faulty Fuel Injector 1.
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 150

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Mar 22, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P01D3 2016 GMC Sierra 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 Fuel Injection Timing is out of range.

OBDII Code P01D3 2016 GMC Sierra - Cylinder 5 Injection Timing Retarded - AutoCodes.com — P01D3 2016 GMC Sierra Code - Cylinder 5 Injection Timing Retarded

What does this mean?

What are the Possible Causes of the DTC P01D3 2016 GMC Sierra?

Fuel Type Incorrect
Fuel Contaminated/Poor Quality
Faulty Fuel Injector 1
Fuel Injector 1 harness is open or shorted
Fuel Injector 1 circuit poor electrical connection
Engine Mechanical Problem

How to Fix the DTC P01D3 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 P01D3 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.

Need more information about the P01D3 2016 GMC Sierra 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 P01D3 2016 GMC Sierra Code

What does the OBDII code P01D3 mean on a 2016 GMC Sierra?

1. The P01D3 code indicates that the injection timing for cylinder 5 is retarded, meaning the fuel is being injected later than the engine control module (ECM) expects. 2.

What are common symptoms of the P01D3 code?

Common symptoms include rough idling, reduced engine performance, increased fuel consumption, and potentially the check engine light being illuminated. 3.

What causes the P01D3 code to appear?

The code can be caused by a faulty fuel injector, issues with the injector wiring or connectors, a problem with the ECM, or low fuel pressure. 4.

Can a clogged fuel injector cause the P01D3 code?

Yes, a clogged or malfunctioning fuel injector on cylinder 5 can cause the injection timing to be retarded, triggering the P01D3 code. 5.

How can I diagnose the P01D3 code on my 2016 GMC Sierra?

Start by checking the wiring and connectors for cylinder 5â€™s injector. Use a scan tool to monitor live data for injection timing and inspect the fuel injector for blockages or damage. 6.

Is it safe to drive with the P01D3 code?

Driving with this code is not recommended, as it can lead to poor engine performance, increased emissions, and potential damage to the engine over time. 7.

How do I fix the P01D3 code?

Repairs may include cleaning or replacing the cylinder 5 fuel injector, repairing damaged wiring or connectors, updating or reprogramming the ECM, or addressing fuel pressure issues. 8.

Can a fuel pressure problem cause the P01D3 code?

Yes, low or inconsistent fuel pressure can affect the timing of the fuel injection, potentially causing the P01D3 code to set. 9.

Will clearing the P01D3 code fix the issue?

Clearing the code will turn off the check engine light temporarily, but it will not resolve the underlying problem causing the code. The issue must be diagnosed and repaired. 10.

How much does it cost to fix the P01D3 code on a 2016 GMC Sierra?

Repair costs vary depending on the cause but typically range from $150 to $500, considering diagnostic fees, parts replacement, and labor.