AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Generic - U3009

U3009 Code - Control Module Ground 2

- Code Popularity: 1,012 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
By AutoCodes.com - Updated Jun 18, 2020
Share on Facebook   Share on Twitter   Share on Linkedin

|U3009 code possible causes

  • Faulty Control Module setting the code
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

|How do I fix code U3009 code?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|Cost of diagnosing U3009 code

Labor: 1.0

The cost of diagnosing the U3009 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are U3009 code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|U3009 code description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. With the ignition is ON, the Diagnostic Trouble Code (DTC) will set when the control module or sensor detects a system voltage of less than approximately 9 V for approximately 5 s.

OBDII Code U3009 - Control Module Ground 2 - AutoCodes.com
U3009 Code - Control Module Ground 2

|Need more information with the U3009 code?

Need more information on how to fix the U3009 code?
Get Access to Factory Service Manuals

|Information for specific makes

|Need help with a U3009 code?

Get the U3009 code diagnosed by a professional: Find a repair shop in your area

|U3009 code comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the U3009 code? Have you replaced any parts?
Any information is appreciated. Thanks