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U1A05 Code - Telematics Control Unit USB Communication

Updated Jun 10, 2020
- Code Popularity: 906 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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|U1A05 code possible causes

  • Faulty Telematics Control Unit (TCU)
  • Telematics Control Unit harness is open or shorted
  • Telematics Control Unit circuit poor electrical connection

|How do I fix code U1A05 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 U1A05 code

Labor: 1.0

The cost of diagnosing the U1A05 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 U1A05 code possible symptoms?

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

|U1A05 code description

The Diagnostic Trouble Code (DTC) will set when a malfunction of the USB Communication Module (communication disabled) between the Telematics Control Unit (TCU) and Audio and Video (AV) Control Unit is detected.

OBDII Code U1a05 - Telematics Control Unit USB Communication - AutoCodes.com
Telematics Control Unit USB Communication

|Need more information with the U1A05 code?

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|Information for specific makes

|Need help with a U1A05 code?

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|U1A05 code comments

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