AutoCodes – Buick – P316B Buick

P316B Buick Code - Secondary Fuel System Requests Signal Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Secondary Fuel System. 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: P316B Buick indicates Secondary Fuel System Requests Signal Message Counter Incorrect.
Common causes: Common causes include Faulty Secondary Fuel System.
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 360

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 29, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P316B Buick Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Secondary Fuel System Requests Signal Message Counter Incorrect.

OBDII Code P316B Buick - Secondary Fuel System Requests Signal Message Counter Incorrect - AutoCodes.com — P316B Buick Code - Secondary Fuel System Requests Signal Message Counter Incorrect

What does this mean?

What are the Possible Causes of the DTC P316B Buick?

Faulty Secondary Fuel System

How to Fix the DTC P316B Buick?

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 P316B Buick 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 P316B Buick code?

Need more information on how to fix the P316B Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P316B Buick 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 P316B Buick Code

1. What are the common symptoms of OBDII code P316B in a Buick related to the Secondary Fuel System Requests Signal Message Counter Incorrect?

The common symptoms include rough idling, decreased fuel efficiency, and potential stalling of the vehicle.

2. What are the possible causes of OBDII code P316B in a Buick?

Possible causes include a faulty fuel pump, issues with the fuel injector, a malfunctioning fuel pressure regulator, or a problem with the fuel delivery system.

3. How can I diagnose the OBDII code P316B in my Buick?

Diagnosis involves using an OBDII scanner to retrieve the code, checking the fuel system components for any visible damage or leaks, and testing the fuel pressure to ensure it meets the manufacturer's specifications.

4. Can I still drive my Buick with the OBDII code P316B present?

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

5. How can I repair OBDII code P316B in my Buick?

Repair options may include replacing the fuel pump, fuel injector, fuel pressure regulator, or any other faulty components identified during diagnosis. It is recommended to consult a professional mechanic for proper repair.

6. Are there any maintenance tips to prevent OBDII code P316B from appearing in my Buick?

Regular maintenance of the fuel system, such as changing the fuel filter and using high-quality fuel, can help prevent issues that may trigger this code.

7. Can a DIY enthusiast fix OBDII code P316B in a Buick?

While some simple tasks like checking for loose connections or changing the fuel filter can be DIY-friendly, diagnosing and repairing complex issues related to this code may require professional expertise.

8. How long does it typically take to repair OBDII code P316B in a Buick?

The repair time can vary depending on the specific cause of the code and the availability of parts. It's advisable to consult with a mechanic for a more accurate estimate.

9. Will resetting the OBDII code P316B in my Buick make it go away permanently?

Resetting the code may temporarily clear the warning light, but if the underlying issue is not addressed, the code is likely to reappear. It's essential to diagnose and repair the root cause of the problem.

10. Is OBDII code P316B specific to Buick vehicles only?

While this specific code may be related to Buick vehicles, similar codes related to the secondary fuel system signal message counter can appear in other vehicle makes and models as well.