| All About OBDII Engine Codes
AutoCodes - Cadillac - U18C3 CADILLAC

U18C3 CADILLAC Code - Lost Communication With Video Processing Control Module On High Speed CAN Bus

Updated Jun 09, 2020
- Code Popularity: 230 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

|U18C3 CADILLAC code possible causes

  • Faulty Video Processing Control Module
  • Video Processing Control Module harness is open or shorted
  • Video Processing Control Module circuit poor electrical connection

|How do I fix code U18C3 CADILLAC 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 U18C3 CADILLAC code

Labor: 1.0

The cost of diagnosing the U18C3 CADILLAC 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 U18C3 CADILLAC code possible symptoms?

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

|U18C3 CADILLAC code description

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the devices. The devices have prerecorded information about what messages are needed to be exchanged on the serial data circuits, for each virtual network. The messages are supervised and also, some periodic messages are used by the receiver device as an availability indication of the transmitter device. Each message contains the identification number of the transmitter device. The Diagnostic Trouble Code (DTC) will set a supervised periodic message that includes the transmitter device availability that has not been received.

OBDII Code U18c3 Cadillac - Lost Communication With Video Processing Control Module On High Speed CAN Bus -
Lost Communication With Video Processing Control Module On High Speed CAN Bus

|Need more information with the U18C3 CADILLAC code?

Need more information on how to fix the U18C3 CADILLAC code?
Get Access to Factory Service Manuals

|Need help with a U18C3 CADILLAC code?

Get the U18c3 Cadillac code diagnosed by a professional: Find a repair shop in your area

|U18C3 CADILLAC code comments

Help us improve 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 U18c3 Cadillac code? Have you replaced any parts?
Any information is appreciated. Thanks