AutoCodes – Chevrolet – U2616 2017 Chevrolet Silverado

U2616 2017 Chevrolet Silverado Code - Fuel Pump Driver Control Module Lost Communication With ECM

Quick Answer

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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: U2616 2017 Chevrolet Silverado indicates Fuel Pump Driver Control Module Lost Communication With ECM.
Common causes: Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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 243

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 Jul 24, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U2616 2017 Chevrolet Silverado Description

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the devices. The devices have prerecorded information about what messages are needed to be exchanged on the serial data circuits, for each virtual network. The messages are supervised and also, some periodic messages are used by the receiver device as an availability indication of the transmitter device. Each message contains the identification number of the transmitter device. The Diagnostic Trouble Code (DTC) will be set when a supervised periodic message that includes the transmitter device availability has not been received.

OBDII Code U2616 2017 Chevrolet Silverado - Fuel Pump Driver Control Module Lost Communication With ECM - AutoCodes.com — U2616 2017 Chevrolet Silverado Code - Fuel Pump Driver Control Module Lost Communication With ECM

What does this mean?

What are the Possible Causes of the DTC U2616 2017 Chevrolet Silverado?

Faulty Engine Control Module (ECM)
Engine Control Module harness is open or shorted
Engine Control Module circuit poor electrical connection
Faulty Fuel Pump Driver Control Module

How to Fix the DTC U2616 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 U2616 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 U2616 2017 Chevrolet Silverado code?

Need more information on how to fix the U2616 2017 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 U2616 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code U2616 in a 2017 Chevrolet Silverado?

- Common symptoms include engine stalling, difficulty starting the vehicle, and illumination of the Check Engine Light.

2. What does the OBDII code U2616 indicate in a 2017 Chevrolet Silverado?

- The code U2616 indicates that the Fuel Pump Driver Control Module has lost communication with the Engine Control Module (ECM).

3. What are the possible causes of the Fuel Pump Driver Control Module losing communication with the ECM in a 2017 Chevrolet Silverado?

- Possible causes include a faulty fuel pump driver control module, damaged wiring or connectors, a defective ECM, or a communication network issue.

4. How can I diagnose the cause of the communication loss between the Fuel Pump Driver Control Module and the ECM in my 2017 Chevrolet Silverado?

- A thorough inspection of the wiring, connectors, and modules involved is necessary. Using a diagnostic scanner to retrieve additional fault codes and testing communication signals can help pinpoint the issue.

5. Can I still drive my 2017 Chevrolet Silverado with the U2616 code present?

- It is not recommended to drive the vehicle with the U2616 code present, as it can lead to potential issues with the fuel delivery system and engine performance.

6. How can the U2616 code be repaired in a 2017 Chevrolet Silverado?

- Repair options can include repairing or replacing damaged wiring, connectors, or modules, resetting the codes, or reprogramming the modules involved.

7. Is it necessary to visit a mechanic to fix the U2616 code in a 2017 Chevrolet Silverado?

- While some DIY enthusiasts may attempt to diagnose and repair the issue, it is recommended to consult a qualified mechanic for accurate diagnosis and proper repair of the U2616 code.

8. Are there any safety precautions to consider when dealing with the U2616 code in a 2017 Chevrolet Silverado?

- It is important to disconnect the battery before working on any electrical components to prevent any safety hazards or damage to the vehicle's electrical system.

9. Can a faulty Fuel Pump Driver Control Module cause other issues besides the U2616 code in a 2017 Chevrolet Silverado?

- Yes, a faulty fuel pump driver control module can lead to other issues such as fuel delivery problems, engine performance issues, and potential damage to the fuel pump.

10. How can I prevent the U2616 code from reoccurring in my 2017 Chevrolet Silverado?

- Regular vehicle maintenance, including checking and maintaining the integrity of the electrical system components, can help prevent the U2616 code from reoccurring.