AutoCodesChevrolet – P117A 2014 Chevrolet Silverado

P117A 2014 Chevrolet Silverado Code - Engine Block Coolant Valve 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 Block Coolant Valve, Engine Block Coolant Valve harness is open or shorted, Engine Block Coolant 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
P117A 2014 Chevrolet Silverado indicates Engine Block Coolant Valve Signal Message Counter Incorrect.
Common causes
Common causes include Faulty Engine Block Coolant Valve, Engine Block Coolant Valve harness is open or shorted, Engine Block Coolant 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 215
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 26, 2022
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Code P117A 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 Block Coolant Valve Signal Message Counter is Incorrect.
OBDII Code P117A 2014 Chevrolet Silverado - Engine Block Coolant Valve Signal Message Counter Incorrect - AutoCodes.com
P117A 2014 Chevrolet Silverado Code - Engine Block Coolant Valve Signal Message Counter Incorrect

What are the Possible Causes of the DTC P117A 2014 Chevrolet Silverado?

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

How to Fix the DTC P117A 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 P117A 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 P117A 2014 Chevrolet Silverado code?

Need more information on how to fix the P117A 2014 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P117A 2014 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 P117A 2014 Chevrolet Silverado Code

1. What does OBDII code P117A mean on a 2014 Chevrolet Silverado?

Code P117A indicates that the Engine Control Module (ECM) has detected an issue with the signal message counter for the engine block coolant valve, which may not be functioning as expected.

2. What are the common symptoms of code P117A on a 2014 Chevrolet Silverado?

Symptoms may include an illuminated Check Engine Light, irregular engine cooling, engine overheating, or reduced fuel efficiency.

3. What causes the P117A code to appear on a 2014 Chevrolet Silverado?

Common causes include a faulty engine block coolant valve, wiring issues such as damaged or corroded connectors, or a software glitch in the ECM.

4. Can I drive my 2014 Chevrolet Silverado with a P117A code?

While it may be possible to drive, it is not recommended, as unresolved cooling system issues could lead to engine overheating and potential long-term damage.

5. How can I fix the P117A code on my 2014 Chevrolet Silverado?

Repairs may involve inspecting and replacing the engine block coolant valve, repairing or replacing damaged wiring or connectors, and updating the ECM software if necessary.

6. How do I diagnose the P117A code on a 2014 Chevrolet Silverado?

Diagnosis typically involves using an OBDII scanner to confirm the code, visually inspecting the coolant valve and associated wiring, and testing the valve’s functionality with a multimeter or scan tool.

7. What is the engine block coolant valve, and why is it important?

The engine block coolant valve regulates coolant flow to ensure proper engine temperature. A malfunction can disrupt cooling efficiency and engine performance.

8. Does the P117A code require replacement of the engine block coolant valve?

Not necessarily. The issue may be due to wiring problems or a software malfunction. Proper diagnosis is required to determine the exact cause.

9. Is the P117A code a common issue for the 2014 Chevrolet Silverado?

It’s not a very common issue but can occur, especially in vehicles with high mileage or if there has been prior damage to the cooling system components.

10. What tools are needed to troubleshoot the P117A code on a 2014 Chevrolet Silverado?

You’ll need an OBDII scanner, a multimeter for electrical testing, and possibly a repair manual or access to diagnostic flowcharts for the vehicle.

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