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AutoCodes - Generic - U1A02

U1A02 Code - Telematics Control Unit Communication Module

- Code Popularity: 1,114 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By AutoCodes.com - Updated Jun 10, 2020
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|Code U1A02 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 the Code U1A02?

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.

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|What is the Cost to Diagnose the Code U1A02?

Labor: 1.0

The cost of diagnosing the U1A02 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 Code U1A02 Possible Symptoms?

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

|Code U1A02 Description

The Diagnostic Trouble Code (DTC) will set when a malfunction on the communication module in the Telematics Control Unit (TCU) is detected.

OBDII Code U1A02 - Telematics Control Unit Communication Module - AutoCodes.com
U1A02 Code - Telematics Control Unit Communication Module

|Need More Information on the U1A02 Code?

Need more information on how to fix the U1A02 code? Get Access to Factory Service Manuals

|Information for Specific Makes

|Need Help with the U1A02 Code?

Get the U1A02 code diagnosed by a professional: Find a repair shop in your area

|Code U1A02 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 U1A02 code? Have you replaced any parts?
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