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AutoCodes - Generic - U1A01

U1A01 Code - Telematics Control Unit Internal Malfunction

- Code Popularity: 1,553 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By - Updated Jun 10, 2020
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|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 code 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.

Does your car have Safety Recalls? → Check here

|Cost of diagnosing U1A01 code

Labor: 1.0

The cost of diagnosing the U1A01 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 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 -
U1A01 Code - Telematics Control Unit Internal Malfunction

|Need more information with the U1A01 code?

Need more information on how to fix the U1A01 code? Get Access to Factory Service Manuals

|Information for specific makes

|Need help with a U1A01 code?

Get the u1a01 code diagnosed by a professional: Find a repair shop in your area

|U1A01 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 u1a01 code? Have you replaced any parts?
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