AutoCodes - Generic - U1A01

U1A01 Code - Telematics Control Unit Internal Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|U1A01 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 the U1A01 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 the U1A01 code

Labor: 1.0

The cost of diagnosing the U1A01 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are U1A01 code possible symptoms?

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

|U1A01 code description

The Diagnostic Trouble Code (DTC) will set when an internal Telematics Control Unit (TCU) malfunction is detected.
OBDII Code U1a01 - Telematics Control Unit Internal Malfunction - AutoCodes.com

|Need more information with the U1A01 code?

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|U1A01 code information for specific makes

|Need help with a U1A01 code?

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|U1A01 code comments

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Repair Importance Level: 3
 
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