AutoCodes – Chevrolet – P216B 2017 Chevrolet Silverado

P216B 2017 Chevrolet Silverado Code - Cylinder 5 Injector High Control Circuit Low Voltage

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: P216B 2017 Chevrolet Silverado indicates Cylinder 5 Injector High Control Circuit Low Voltage.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 218

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 08, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P216B 2017 Chevrolet Silverado 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 high voltage supply circuit is shorted to ground for greater than 2 s.

OBDII Code P216B 2017 Chevrolet Silverado - Cylinder 5 Injector High Control Circuit Low Voltage - AutoCodes.com — P216B 2017 Chevrolet Silverado Code - Cylinder 5 Injector High Control Circuit Low Voltage

What does this mean?

What are the Possible Causes of the DTC P216B 2017 Chevrolet Silverado?

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 P216B 2017 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 P216B 2017 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 P216B 2017 Chevrolet Silverado code?

Need more information on how to fix the P216B 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P216B 2017 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P216B 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P216B on a 2017 Chevrolet Silverado?

- Common symptoms include rough idling, engine misfires, decreased fuel efficiency, and possible stalling.

2. What can cause the Cylinder 5 Injector High Control Circuit Low Voltage code on a 2017 Chevrolet Silverado?

- Possible causes include a faulty fuel injector, wiring issues, poor electrical connections, or a defective engine control module (ECM).

3. How can I diagnose the Cylinder 5 Injector High Control Circuit Low Voltage issue on my 2017 Chevrolet Silverado?

- Diagnosis typically involves using an OBDII scanner to retrieve the specific fault code, testing the injector's resistance, checking wiring for damage, and inspecting connectors for corrosion.

4. Can I continue driving my 2017 Chevrolet Silverado with OBDII code P216B?

- It is not recommended to drive with this code present, as it can lead to further engine damage and potential safety hazards. It's best to address the issue promptly.

5. What are the repair options for fixing the Cylinder 5 Injector High Control Circuit Low Voltage problem?

- Repair options may include replacing the faulty fuel injector, repairing damaged wiring or connectors, cleaning corrosion, or reprogramming the ECM if necessary.

6. How much does it typically cost to fix OBDII code P216B on a 2017 Chevrolet Silverado?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

7. Can I reset the check engine light after fixing the Cylinder 5 Injector High Control Circuit Low Voltage fault?

- Yes, once the issue has been resolved, you can reset the check engine light using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes.

8. Are there any preventive maintenance tips to avoid OBDII code P216B on a 2017 Chevrolet Silverado?

- Regularly servicing your vehicle, using high-quality fuel, and addressing any engine performance issues promptly can help prevent this code from occurring.

9. Is it safe to attempt DIY repairs for the Cylinder 5 Injector High Control Circuit Low Voltage code?

- While some simple checks like inspecting wiring connections can be done by DIY enthusiasts, diagnosing and repairing complex issues may require professional expertise to ensure proper resolution.

10. How long does it take to fix the Cylinder 5 Injector High Control Circuit Low Voltage issue on a 2017 Chevrolet Silverado?

- The repair duration can vary based on the specific cause and complexity of the problem, but it may take a few hours to a full day for a skilled mechanic to diagnose and fix the issue.