AutoCodes – Chevrolet – P1009 Chevrolet

P1009 Chevrolet Code - Fuel Pump Driver Control Module Temperature High 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 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
P1009 Chevrolet indicates Fuel Pump Driver Control Module Temperature High Signal 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,908
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 P1009 Chevrolet 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 Temperature High Signal Message Counter is Incorrect.
OBDII Code P1009 Chevrolet - Fuel Pump Driver Control Module Temperature High Signal Message Counter Incorrect - AutoCodes.com
P1009 Chevrolet Code - Fuel Pump Driver Control Module Temperature High Signal Message Counter Incorrect

What are the Possible Causes of the DTC P1009 Chevrolet?

  • 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 P1009 Chevrolet?

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 P1009 Chevrolet 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 P1009 Chevrolet code?

Need more information on how to fix the P1009 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1009 Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

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 P1009 Chevrolet Code

1. What are common symptoms of OBDII code P1009 in a Chevrolet related to the Fuel Pump Driver Control Module Temperature High Signal Message Counter Incorrect?

- Common symptoms may include engine stalling, rough idling, poor acceleration, and potential issues with the fuel pump operation.

2. What could be the potential causes of OBDII code P1009 in a Chevrolet?

- The code P1009 can be triggered by issues such as a faulty fuel pump driver control module, a malfunctioning fuel pump, wiring problems, or a defective temperature sensor.

3. How can I diagnose the OBDII code P1009 in a Chevrolet?

- Diagnosis typically involves checking the fuel pump driver control module, inspecting the fuel pump and its connections, testing the temperature sensor, and scanning for related codes or issues.

4. Is it safe to continue driving with OBDII code P1009 in a Chevrolet?

- It is not recommended to continue driving with this code as it can lead to potential fuel system failures and engine performance issues. It is advisable to address the problem promptly.

5. What are some repair tips for fixing OBDII code P1009 in a Chevrolet?

- Repair tips may include checking and replacing the fuel pump driver control module, inspecting and possibly replacing the fuel pump, repairing any damaged wiring, and resetting the fault codes after repairs are made.

6. Can a DIY enthusiast fix OBDII code P1009 in a Chevrolet?

- While some basic diagnosis and repairs can be done by DIY enthusiasts, addressing issues related to the fuel pump driver control module and fuel system may require specialized tools and expertise, so professional help is recommended.

7. How much does it typically cost to repair OBDII code P1009 in a Chevrolet?

- Repair costs can vary depending on the specific cause of the issue, but it may involve parts replacement, labor costs, and diagnostic fees. The total cost can range from a few hundred to over a thousand dollars.

8. Will resetting the OBDII code P1009 in a Chevrolet make it go away permanently?

- Resetting the code may temporarily clear the fault, but if the underlying issue causing the code is not addressed, it is likely to return. It is important to diagnose and fix the root cause of the problem.

9. Are there any recalls related to OBDII code P1009 in Chevrolet vehicles?

- It is advisable to check with Chevrolet or the National Highway Traffic Safety Administration (NHTSA) for any recalls related to this specific OBDII code in Chevrolet vehicles.

10. How can I prevent OBDII code P1009 from reoccurring in my Chevrolet?

- Regular maintenance, checking the fuel system components, ensuring proper wiring connections, and addressing any related issues promptly can help prevent the reoccurrence of OBDII code P1009 in your Chevrolet.

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