AutoCodes – Generic – U1263

U1263 Code - USB Overcurrent

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Audio and Video (AV) Control Unit has detected an overcurrent in USB harness. Common causes include Faulty device connected to USB interface, USB harness is open or shorted, USB circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: U1263 indicates USB Overcurrent.
Common causes: Common causes include Faulty device connected to USB interface, USB harness is open or shorted, USB circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 2,343

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 10, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U1263 Description

The Diagnostic Trouble Code (DTC) sets when the Audio and Video (AV) Control Unit has detected an overcurrent in USB harness.

OBDII Code U1263 - USB Overcurrent - AutoCodes.com — U1263 Code - USB Overcurrent

What does this mean?

What are the Possible Causes of the DTC U1263?

Faulty device connected to USB interface
USB harness is open or shorted
USB circuit poor electrical connection

How to Fix the DTC U1263?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U1263 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the U1263 code?

Need more information on how to fix the U1263 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1263 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

U1263 Infiniti — USB Overcurrent
U1263 Nissan — USB Overcurrent

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about U1263 Code

1. What are the common symptoms of OBDII code U1263 (USB Overcurrent)?

Some common symptoms of U1263 include malfunctioning USB ports, failure of connected devices to charge or operate, and intermittent electrical issues in the vehicle.

2. What are the potential causes of OBDII code U1263?

The potential causes of U1263 can be a short circuit in the USB system, a faulty USB port or connector, or a problem with the wiring or power supply to the USB system.

3. How can I diagnose OBDII code U1263?

Diagnosing U1263 involves visually inspecting the USB ports and connectors for any signs of damage, checking the wiring for continuity, and using a multimeter to test the voltage and current flow in the USB system.

4. How is OBDII code U1263 typically repaired?

Repairing U1263 usually involves fixing any short circuits, replacing damaged USB ports or connectors, repairing or replacing faulty wiring, and ensuring proper power supply to the USB system.

5. Can OBDII code U1263 lead to other electrical problems in the vehicle?

Yes, if left unresolved, U1263 can lead to other electrical issues in the vehicle, such as affecting the functionality of other connected devices or causing intermittent power failures.

6. Is it safe to continue driving with OBDII code U1263 present?

It is generally not recommended to continue driving with U1263 present, as it can lead to further electrical problems and potentially affect the overall performance of the vehicle.

7. Can a DIY enthusiast repair OBDII code U1263, or is professional help necessary?

While some individuals with automotive knowledge may be able to diagnose and repair U1263 themselves, it is often recommended to seek professional help to ensure the issue is properly resolved.

8. How can I prevent OBDII code U1263 from occurring in the future?

To prevent U1263 from occurring, it is essential to avoid overloading the USB ports, ensure proper maintenance of the USB system, and address any electrical issues promptly.

9. Are there any specific vehicle makes or models more prone to experiencing OBDII code U1263?

While U1263 can occur in any vehicle with a USB system, certain makes and models known for electrical issues may be more prone to experiencing this code.

10. What should I do if OBDII code U1263 keeps returning after repairs?

If U1263 keeps returning after repairs, it may indicate an underlying issue that needs further investigation. In such cases, seeking professional help from a certified mechanic is recommended.