Engine-Codes - Nissan - U1A01 NISSAN

U1A01 NISSAN - Telematics Control Unit Internal Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

U1A01 NISSAN Possible Causes

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

How is the U1A01 NISSAN code repair?

Start by checking 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.

What is the cost to diagnose the U1A01 NISSAN code

Labor: 1.0

The cost to diagnose the U1A01 NISSAN 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.
How much do you know about cars?

Take the AutoCodes.com automotive tests and turbo-charge your car repair knowledge

Play Now

Possible Symptoms

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

U1A01 NISSAN Meaning

The Diagnostic Trouble Code (DTC) will set when an internal Telematics Control Unit (TCU) malfunction is detected.

More Information

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

Need more help?

Get the U1a01 Nissan code diagnosed by a professional: Find a repair shop in your area