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U1A03 Infiniti Code - Telematics Control Unit SIM Card

- Code Popularity: 400 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 U1A03 Infiniti 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 U1A03 Infiniti?

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 Infiniti have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code U1A03 Infiniti?

Labor: 1.0

The cost of diagnosing the U1A03 Infiniti 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 U1A03 Infiniti Possible Symptoms?

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

|Code U1A03 Infiniti Description

The Diagnostic Trouble Code (DTC) will set when the Telematics Control Unit (TCU) SIM card is not inserted or unable to be read.

OBDII Code U1A03 Infiniti - Telematics Control Unit SIM Card - AutoCodes.com
U1A03 Infiniti Code - Telematics Control Unit SIM Card

|Need More Information on the U1A03 Infiniti Code?

Need more information on how to fix the U1A03 Infiniti code? Get Access to Factory Service Manuals

|Need Help with the U1A03 Infiniti Code?

Get the U1A03 Infiniti code diagnosed by a professional: Find a repair shop in your area

|Code U1A03 Infiniti 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 U1A03 Infiniti code? Have you replaced any parts?
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