AutoCodes – Chevrolet – P103D 2017 Chevrolet Silverado

P103D 2017 Chevrolet Silverado Code - Engine Coolant Pump Control 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 Pump Control Module, Engine Coolant Pump Control Module harness is open or shorted, Engine Coolant Pump 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
P103D 2017 Chevrolet Silverado indicates Engine Coolant Pump Control Signal Message Counter Incorrect.
Common causes
Common causes include Faulty Engine Coolant Pump Control Module, Engine Coolant Pump Control Module harness is open or shorted, Engine Coolant Pump 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 307
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 19, 2022
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Code P103D 2017 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 Pump Control Signal Message Counter is Incorrect.
OBDII Code P103D 2017 Chevrolet Silverado - Engine Coolant Pump Control Signal Message Counter Incorrect - AutoCodes.com
P103D 2017 Chevrolet Silverado Code - Engine Coolant Pump Control Signal Message Counter Incorrect

What are the Possible Causes of the DTC P103D 2017 Chevrolet Silverado?

  • Faulty Engine Coolant Pump Control Module
  • Engine Coolant Pump Control Module harness is open or shorted
  • Engine Coolant Pump Control Module circuit poor electrical connection

How to Fix the DTC P103D 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 P103D 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 P103D 2017 Chevrolet Silverado code?

Need more information on how to fix the P103D 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P103D 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 P103D 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P103D in a 2017 Chevrolet Silverado?

The common symptoms associated with code P103D include engine overheating, decreased engine performance, and illuminated Check Engine Light.

2. What does the OBDII code P103D indicate in a 2017 Chevrolet Silverado?

Code P103D indicates that the Engine Coolant Pump Control Signal Message Counter is incorrect, suggesting a problem with the engine coolant pump control system.

3. What are the possible causes of OBDII code P103D in a 2017 Chevrolet Silverado?

Possible causes of code P103D include a faulty engine coolant pump, wiring issues in the coolant pump control circuit, or a malfunctioning engine control module (ECM).

4. How can I diagnose OBDII code P103D in my 2017 Chevrolet Silverado?

Diagnosing code P103D may involve checking the coolant pump operation, inspecting the wiring and connectors in the coolant pump circuit, and using a scan tool to monitor the coolant pump control signal.

5. Can I continue driving my 2017 Chevrolet Silverado with OBDII code P103D?

It is not recommended to drive the vehicle with code P103D present, as it can lead to engine overheating and potential damage. It's best to address the issue promptly.

6. How can I repair OBDII code P103D in my 2017 Chevrolet Silverado?

Repairing code P103D may involve replacing the faulty engine coolant pump, repairing any wiring issues, or reprogramming the engine control module (ECM) if necessary.

7. Is it safe to reset the Check Engine Light after fixing OBDII code P103D?

Yes, once the underlying issue causing code P103D is resolved, you can safely reset the Check Engine Light using an OBDII scanner.

8. Can a DIY enthusiast fix OBDII code P103D in a 2017 Chevrolet Silverado?

While some aspects of diagnosing and repairing code P103D can be done by a DIY enthusiast, it may require specialized tools and expertise, so professional help is recommended.

9. How much does it cost to repair OBDII code P103D in a 2017 Chevrolet Silverado?

The cost of repairing code P103D can vary depending on the specific cause of the issue, but it may involve parts and labor costs ranging from $200 to $600 or more.

10. How often does OBDII code P103D occur in a 2017 Chevrolet Silverado?

Code P103D is relatively rare but can occur due to specific issues with the engine coolant pump control system in a 2017 Chevrolet Silverado.

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