Engine-Codes - Generic - U350B

U350B Code - Control Module Input Power 'C' Circuit Intermittent/Erratic

- Code Popularity: 849 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
ChatAC AutoCodes.com AI Chat

What are the Possible Causes of the DTC U350B?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Control Module setting the code
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection
⚠ Does your Car have Safety Recalls? → Check here

How to Fix the DTC U350B?

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 pins.

Search for U350B Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the U350B code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the U350B Code Mean?

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.

U350B Code - Control Module Input Power 'C' Circuit Intermittent/Erratic

Need more Information on the Code?

Need more information on how to fix the U350B code? Get Access to Factory Service Manuals

Code U350B Information for Specific Makes

  • U350B Buick Control Module Input Power 'C' Circuit Intermittent/Erratic
  • U350B Chevrolet Control Module Input Power 'C' Circuit Intermittent/Erratic
  • U350B GMC Control Module Input Power 'C' Circuit Intermittent/Erratic

Need Help with the Code?

Get the U350B code diagnosed by a professional: Find a repair shop in your area