AutoCodesChevrolet – P1000 2018 Chevrolet Silverado

P1000 2018 Chevrolet Silverado Code - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver 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
P1000 2018 Chevrolet Silverado indicates Fuel Pump Driver Control Module Reset Count Message Counter Incorrect.
Common causes
Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver 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 380
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 18, 2022
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Code P1000 2018 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 Fuel Pump Driver Control Module Reset Count Message Counter is Incorrect.
OBDII Code P1000 2018 Chevrolet Silverado - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect - AutoCodes.com
P1000 2018 Chevrolet Silverado Code - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect

What are the Possible Causes of the DTC P1000 2018 Chevrolet Silverado?

  • Faulty Fuel Pump Driver Control Module
  • Fuel Pump Driver Control Module harness is open or shorted
  • Fuel Pump Driver Control Module circuit poor electrical connection

How to Fix the DTC P1000 2018 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 P1000 2018 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 P1000 2018 Chevrolet Silverado code?

Need more information on how to fix the P1000 2018 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 P1000 2018 Chevrolet Silverado Code

1. What does the OBDII code P1000 mean on a 2018 Chevrolet Silverado?

P1000 indicates an issue where the Fuel Pump Driver Control Module (FPCM) reset count message counter is incorrect.

2. What are the common symptoms of P1000 in a 2018 Chevrolet Silverado?

Symptoms may include difficulty starting the vehicle, reduced fuel efficiency, or the check engine light being illuminated.

3. What causes the P1000 code to appear on a 2018 Chevrolet Silverado?

This code can be triggered by a faulty Fuel Pump Driver Control Module, wiring issues, or a software glitch in the powertrain control module (PCM).

4. How do I fix the P1000 code on my 2018 Chevrolet Silverado?

Start by inspecting the wiring and connections to the FPCM. If no issues are found, the module may need reprogramming or replacement.

5. Can I drive my 2018 Chevrolet Silverado with the P1000 code active?

While the vehicle may still be drivable, it’s best to diagnose and fix the issue promptly to avoid potential fuel delivery problems.

6. How do I reset the P1000 code on a 2018 Chevrolet Silverado?

Clearing the code requires addressing the underlying issue first, then using an OBDII scanner to reset the check engine light.

7. Is the Fuel Pump Driver Control Module expensive to replace on a 2018 Chevrolet Silverado?

Replacing the FPCM can cost between $200 and $600, depending on labor rates and whether an OEM or aftermarket part is used.

8. Can a software update fix the P1000 code on a 2018 Chevrolet Silverado?

In some cases, a software update for the PCM or FPCM may resolve the issue if it’s caused by a programming glitch.

9. What tools are needed to diagnose the P1000 code on a 2018 Chevrolet Silverado?

You’ll need an OBDII scanner capable of reading manufacturer-specific codes and performing system tests.

10. Can a bad fuel pump cause the P1000 code on a 2018 Chevrolet Silverado?

A bad fuel pump is unlikely to directly cause this code but may contribute if it affects the FPCM’s operation or communication.

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