AutoCodes – Chevrolet – P10BF 2014 Chevrolet Silverado

P10BF 2014 Chevrolet Silverado Code - Engine Coolant Bypass Valve Secondary Command 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 Engine Coolant Bypass Valve, Engine Coolant Bypass Valve harness is open or shorted, Engine Coolant Bypass Valve 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: P10BF 2014 Chevrolet Silverado indicates Engine Coolant Bypass Valve Secondary Command Signal Message Counter Incorrect.
Common causes: Common causes include Faulty Engine Coolant Bypass Valve, Engine Coolant Bypass Valve harness is open or shorted, Engine Coolant Bypass Valve 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 233

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 Sep 26, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P10BF 2014 Chevrolet Silverado 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 Engine Coolant Bypass Valve Secondary Command Signal Message Counter is Incorrect.

OBDII Code P10BF 2014 Chevrolet Silverado - Engine Coolant Bypass Valve Secondary Command Signal Message Counter Incorrect - AutoCodes.com — P10BF 2014 Chevrolet Silverado Code - Engine Coolant Bypass Valve Secondary Command Signal Message Counter Incorrect

What does this mean?

What are the Possible Causes of the DTC P10BF 2014 Chevrolet Silverado?

Faulty Engine Coolant Bypass Valve
Engine Coolant Bypass Valve harness is open or shorted
Engine Coolant Bypass Valve circuit poor electrical connection

How to Fix the DTC P10BF 2014 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 P10BF 2014 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 P10BF 2014 Chevrolet Silverado code?

Need more information on how to fix the P10BF 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P10BF 2014 Chevrolet Silverado Code

1. What does the OBDII code P10BF mean for a 2014 Chevrolet Silverado?

P10BF indicates an issue with the Engine Coolant Bypass Valve Secondary Command Signal, specifically that the message counter is incorrect, which can point to a communication or signal mismatch.

2. What are the common symptoms of the P10BF code?

Symptoms may include an illuminated check engine light, overheating or irregular engine temperatures, and possible reduced engine performance.

3. What causes the P10BF code on a 2014 Chevrolet Silverado?

Common causes include a faulty engine coolant bypass valve, wiring or connector issues, or a malfunction in the engine control module (ECM).

4. Can I drive my 2014 Chevrolet Silverado with the P10BF code?

While the vehicle may still be drivable, ignoring the issue could lead to engine overheating or damage, so itâ€™s best to address the problem promptly.

5. How do I diagnose the P10BF code?

Diagnosis involves inspecting the engine coolant bypass valve, checking for damaged wiring or connectors, and verifying the signal communication between the valve and ECM.

6. What repairs are needed to fix the P10BF code?

Repairs might include replacing the engine coolant bypass valve, repairing damaged wiring or connectors, or, in rare cases, reprogramming or replacing the ECM.

7. How much does it cost to fix the P10BF code?

Repair costs can vary, but replacing the coolant bypass valve typically ranges from $150 to $400, including parts and labor.

8. Can a faulty thermostat cause the P10BF code?

While a faulty thermostat can cause temperature issues, it is not directly related to the P10BF code, which specifically involves the coolant bypass valve signal.

9. How can I prevent the P10BF code from reoccurring?

Regular maintenance, inspecting the cooling system components, and ensuring proper wiring connections can help prevent the code from returning.

10. Do I need a professional mechanic to fix the P10BF code?

While DIY repairs are possible for experienced individuals, professional diagnosis and repair are recommended to ensure the issue is resolved correctly.